Tm 9-807 STUDEBAKER MODELS US 6 AND US 6 X 4, 1943

7/28/2019 Tm 9-807 STUDEBAKER MODELS US 6 AND US 6 X 4, 1943

http://slidepdf.com/reader/full/tm-9-807-studebaker-models-us-6-and-us-6-x-4-1943 1/365

ICALMANUAL

K

P u b l

i c D o m a i n , G o o g l e - d i g i t i z e d

/ h t t p : / / w w w . h

a t h i t r u s t . o r g / a c c e s s_ u s e # p d - g o o g l e



NICALMANUAL

K

ersedes1stand2ndecheloninformationinTM10-1385,

87,3February1942;TM 10-1565,15February

eNo.1,4 October1943;TB10-1565-1,

03,17July1941.

P u b l i c D o m a i n , G o o g l e - d i g i t i z e d

/ h t t p : / / w w w . h




ecember1943.

uckand21/aito5-ton6x4 truck(Stude-

6x4),ispublishedfor theinformationand

.

ETARYOFWAR:


/ h t t p : / / w w w . h




RUCK

6AND US6x4717^1-'

RATINGINSTRUCTIONS

-7

d

ntrols

l

e

8-2242-52

9

owage

NTENANCEINSTRUCTIONS

allocation...28-2983-93

tive

3

114-137

ata,

150

6

haust

176-185

90186-202

203-210

1-213


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ers

s


/ h t t p : / / w w w . h




RATINGINSTRUCTIONS

ispublishedfortheinformationand

personnelchargedwiththe operationand

riel.

ionofthecargo,dump,andtractor

nstechnicalinformationrequiredforthe

reofthemateriel.Themanualis dividedinto

nIthroughsectionVIII, containsvehicle

rtTwo,sectionIXthroughsectionXXXVI,

anceinstructionsforusingarm personnel

bilityofdoingmaintenanceworkwithintheir

atureoftherepair,modifications,or

copeorfacilitiesof theunit,theresponsible

einformedsothattrainedpersonnelwith

entmaybeprovided,orproper instructions

ntenanceinstructionswiththemateriel,thistechnical

dinadvanceofcompletetechnicalreview.Anyerrors

tedbychangesor,if extensive,byanearlyrevision.

P u b l i c D o m a i n ,

G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h

a t h i t r u s t . o r g / a c c e s s

_ u s e # p d - g

o o g l e



- TO5-TON6x4TRUCK

S6AND US6x4)


/ h t t p : / / w w w . h



http://slidepdf.com/reader/full/tm-9-807-studebaker-models-us-6-and-us-6-x-4-1943 8/365 P u b l i c D o m a i n , G o o g l e - d i g i t i z e d

/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

LATEDDATA

s3

bedinthis manualare2Vi-ton6x6

d2x/a-to 5-ton6x4drivenbytworear


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



LATEDDATA

esignedfortransportingcargoandtroops,

towingguns,trailers,orotherwheeledunits.

nformationconcerningthe2*/2-to5-ton

ytworear axles.Thetractortrucksare

argoTruckUS—FrontftessWinch;

cargoonsemitrailers.Informationcon-

umptruckswiththreedrivingaxles isalso

edumptrucksare designedformoving

eredbya6-cylinder,L-head,liquid-


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



- TO5-TON6x4TRUCK

S6AND US6x4)


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



ATEDDATA2


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

earthefrontendof theframe.Thepower

transmittedto thedrivingaxlesbya trans-

dpropellershafts.Acabis mountedjustback

he drivingcontrols.

MODELS(figs.1,2,3,4,5,6,7,8,and9).

eequippedwith adrivingfrontaxle,

avea conventionalI-beamfrontaxle.A

ractorTruckUS—Rear

edwithbows,tarpaulins,andtroopseatsis

Otherwisethecargotrucksarethesame,and

pedwithawinch.The6x4tractortruckis

tionaltypeI-beamfrontaxle,afifthwheel

ofacargobody,andhas ashorterwheelbase.

adriving frontaxle,aconventionaltype


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



LATEDDATA

ndDumpModelTruckUS

ideDumpModelTruckUS6—


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

ountedbehindthecab,andshortwheelbase.

ynotbe equippedwithawinch.

n.

thwinch)22ft1%in.

^gin.

%in-

in.

4 in.

of cab)7ft3 in.

n.

n.

body)7ft 7%in.

p—ND

6x6front)62%in.

rum6x4)66în.

rum6x4)62 %in.

y(6x6cargowithwinch)10,485lb

75lb

165lb

55lb

760lb

150lb

d(6x6cargowithwinch)16,095lb

485lb

225lb

615lb

er).30,000lb


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



LATEDDATA

mptrucks)31in.

tanerating)Gasoline—70to72

frontwheelsdriving(allvehicles).

seinhigh

h

ntwheelsdriving(6x6).

seInlow

h

nsfercaseinlow(6x4vehicleshaving

seinlow

mph

winch)33degrees

ees

es

s

ddump)44degrees

argo)35ft

vehicles2hooks

lehook

2,000lb

gability(6x6cargoanddump)...87.7%

o)30.9%

argo)49.5%


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



1-TO5-TON 6x4TRUCK

S6ANDUS6x4)

or)19.7%

actor)32.0%

nespeed2620rpm

h)5.9

236 miles

thpowertake-off)5/4qt

t

£qt

J qt

ousingcapacity(6x6)J qt

e)3 J qt

%gal

t

city1qt

CK2,TON6<

KER-U S6-

Mrc

C

nc

UFACTURER:

LINE70-72

OVE32°FI30

W32°F.)10

ORATIONI

mePlate(Cargo)

RGOIMAXIMUMPAYLOAD10000

ncrviIDATEOFDELIVERY

ANCEDE

AKER-US6X4I

OLINETO

VE32° F)

W32°F)

ORATIONI

mePlate(CargoJ


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



LATEDDATA

-TRUCK 6X4

DNANCEDEPT.

AKER-US6X4-48

S.

AD21800LBS

FACTURER

OLINE70-72

VE32°F)30'

W32'FI10

amePlats(TractorTruck)

2iTO

KI

DED

SSCOUNTRY

T20760LBS

FACTURER

OLINE70-72

VE32°FI30

OW32"F)10

BATION^^^^f)

mePlate(DumpTruck)

mberPlate

INGSPEED

2-4

ON

A.

ate


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



1-TO5-TON6x4TRUCK

6AND US6x4)

ate

ate(SoftTopCabVehiclej

TM10-1564

M9-807

taPlate


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



LATEDDATA

TOTHIS

M10

taPkffe(QuartermasterType

latelocatedinthe cabofthevehicle

artmentcarriestheidentificationandloading

ecommendedfueloctaneratingandengine

13,and14).

te.Aserialnumberplate forthe

de oftheframeleftsidememberabovethe

5). Thisplateislocatedonright

signatesthenormal oilpressure,thefiring

troke),andotherenginespecifications,as

umberandmodel.

16and 17).Thisplate,whichcarries

nderthehoodon theforwardright-handface

gs.18and 19).Thenumbersofthe

epartslistapplicableto thevehicleareon

ylocatedonthe instrumentboardinthe


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

OPERATION

controls6

ntrols8

0).Theacceleratorpedalprovides

d.Thispedalis convenientlylocatedonthe

tofbrakepedal.Use theacceleratorpedal

cle.

ebrakepedal,locatedto theright

heoperationofthe servicebrakes,whichare

CAUTION:Drivingwithfooton brakepedal

sandcausesrapidlining wearwithpossible

heating.

rol(fig.20).Pullingthechokecon-

thechokevalvetoenrichthe fuelmixture

Adjustthe controlasrequiredsothatthe

yduringwarm-up.Pushthecontrolbutton

ardassoonas possibleaftertheengineis

peruseofthechokewillcausedamageto

eControl(fig.20).Thehand throt-

rting theengine,andtoregulateengine

eonthe enginewithvehiclestopped.The

to beusedforcontrollingthespeed of

eleratorpedalisprovidedforthis purpose.

pullthe handthrottlecontrolbuttonoutward

ed.

eclutchpedal,locatedto theleft

esthe meansofdisengagingtheenginefrom

shiftingthe transmission,powertake-off,

epressingtheclutchpedaldisengagesthe

on,andreleasingthepedalengagesthe

Theclutchpedalalsoservesasthe medium

gmotorswitchisoperated.CAUTION:Do

gfooton pedalwhiledriving).


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



OPERATION

fig.20).Thecowlventilatoris

and iscontrolledbyaleverextending

dnearthecenteroftheinstrumentboard.

nedbypushingdownwardonthe lever

mountthe ventilatoropensisdirectlyde-

hichthe leverismoved.

fig.20).Thecrankingmotorswitch

othatbuttonis directlyundertheclutch

tchpedalforwardtothe limitofitstravel

tooperatethe enginecrankingmotor.As

elease theclutchpedalsufficientlytobreak

otorswitch.Thisarrangementreducesthe

evehiclemovingunexpectedlyifleftin

r(6x6vehiclesonly)(fig.20).En-

entofthefrontaxledriveis controlledby

oengagetheaxle,and rearwardtodisengage

0).Thehand brakeleverisusedto

ywhenparked,ortoprovideadditional

gency.Thehandbrakeis appliedbypull-

is releasedbypressingthereleasebutton

s faraspossible.CAUTION:Release

vehicle.

erforWinch(fig.20).The power

winchis locatedjusttotheleft ofthetrans-

wertake-offhas"low,""reverse,"andtwo

tbeshiftedto theproperpositionorspeed

fthe winch.WhenthewinchisnotJn use,

ftleverin"NEUTRAL,"withthelockwhich

r(fig.20).

.33).Thehoist pumpcontrolsex-

near theleftside,infront ofseatriser.The

gagethepowertake-offunitfordrivingthe

ed tooperatethepumpcontrolvalve.

Asteering wheelisattachedtothe

postforthepurposeofsteering thevehicle.

rightor lefttoturnthe vehicleinthedesired

er(fig.20).Thetransfer caseshift

r"LOW"speedrangeofthe transfer

seina 6x6 vehicleisshiftedinto"LOW",

agedatthesametime.Thetransfercase

viousproductionis blockedin"HIGH"

ever.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

r(fig.20).Thetransmissionshift

ofgearratios ortransmissionspeeds.The

dsforwardandonereverse.Thefirst speed

anbeengagedonlywhenthe leverispushed

ndControls

XILIARYCONTROLS.

mmeterindicatestheamountofcur-

battery,the rateatwhichcurrentisbeing

he generator,orwhethertheelectrical

nating.

fuelgageindicatestheamountof

gnitionswitchisturnedon.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



OPERATION

Thetemperatureofthe coolantin

he engineheatindicator.Thisgageis

enheit.Thenormaloperatingrangeunder

dbebetween140°Fto180°F.

0). Theoilpressuregageindicatesthe

ngcirculatedthroughthelubricatingsystem

of35milesper hour,andwithoilof theproper

malreadingof35 poundswillshowonthe

NTROLS

ATE

GHTS

UTION

GHTSWITCH

R

ONTROL

TROL

EVER

TLEVERAND

EVER

LEVER

ED)

GARM

T

IGHTS

ROTTLE

WITCH

TCH

Thespeedometershowstheroadspeed

hour.Theindicatorhandis speciallytreated

sitionmaybeobservedduringvehicleopera-

mpletedarkness.Anodometer,incorporated

eterface,registersthenumberofmilesthe

hetripmileageindicatoron thelower

erfacemaybesetbackto zerobyturning

kof thespeedometercase.

ehorn buttonislocatedinthecen-

msandThumbNutson SteelTop

msandknurledthumbnuts areprovided


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

NTROLS

GHTS

GARM

JUSTINGARM

PLATE

ATE

OTTLECON-

HTSSWITCH

TROL

TCHBUTTON

CH

EVER

GARMKNOB

JUSTINGARM

T

R

ONTROL

GHTSWITCH

H

OLLEVER

TLEVER

TLEVER

ndControls(SoftTopCabVehicles)


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



OPERATION

shieldtoa nearlyhorizontalposition.This

ingthenuts,thenpullingdownwardand

msat eachside.Bytighteningthenuts,the

nanydesiredoutwardposition.

msandKnobsonSoft TopCabs.

dknobsare providedtopermitopening

eupperknobs,raisethearmson eachside,

windshield.Tightentheknobs tohold

utwardposition.

tingArmsandKnobsonSoft Top

eldframepivotsin bracketsfastenedto

ard.Adjustingarmsandfasteningknobs

ieldandframecan beloweredtoahorizontal

andside curtainshavebeenremoved.With

owerknobs,andapplypressureagainsttop

hthe assemblyforwardanddownward.

etheassemblyin position.

ontrols(fig.20).The vacuum-type

controlledbyseparatebuttonsoneach

edon bypullingoutthe controlbutton.

er,pushin thebutton.

witch(fig.20).Thispush-pulltype

outdrivinglightwhenthemainlight switch

eferto subpar.ebelow).

g.20).Afoot-operatedswitchis

utchpedalforquickselectionoftheupper

ressingdownonthe footswitchalternately

m.Alwayslowerthelight beamattheap-

Thefootswitchiseffectiveonlywhenthe

tsfirstor secondstoppositions.

Theigniticnmaybe turnedonor

itch.Turningthelevertoa horizontal

neignitionsystemandgasolinegagesystem.

rnedto thehorizontalpositionbeforethe

ningthelever toaverticalpositionwillstop

soline gagecircuit.

Switch(fig.20).Theinstrument

stheinstrumentpanellightsonly whenthe

tssecondstopposition.Ifthe mainlighting

ts firstposition,ortothe "OFF"position,the

automaticallybeturnedoff,eventhough

on.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



1-TO5-TON6x4TRUCK

6AND US6x4)

.20).Themain lightingswitchon

desthe"ON"and"OFF"controlforall

ghts,excepttheinstrumentpanellights and

Theupperor lowerbeamintheheadlights

efootswitch.Thestop lightisavailable

ANDCONTROLS.

ce.Beforestartingtheengine,perform

vices(par.19).

ORATION

EM

MPELBOW

BIOCK

ftingandCautionPlate(LessWinch)

RATION

MPELBOW

BLOCK

tingandCautionPlate (WithWinch)

ethetransmissionshift leverin

esurethewinchpowertake-offshiftlever

slockedin neutralposition.Pullthechoke

toobtaintheproper fuelandairmixture

swarmthismaynot benecessary.Inex-

chokecontroloutallthe way.Pullthe

boutl/2inch foracoldstart(this isun-

arm). Turntheignitionswitchtoits "ON"

utchpedalto thelimitofits downward

ingmotorswitch.Assoonas theengine

edalsufficientlytobreakcontactatthe crank-

ethrottleandchokecontrolsuntil the

ngspeed.Then,after makingsurethe

risinneutral position,graduallyreleasethe

onotraceengine.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



OPERATION

N MOTION.Starttheengine(subpar.

rcaseshiftinglever intothe"HIGH"or

ndingontheterrain,as shownoncaution

aseusedin 6x4vehiclesofprevious

h gearanddoesnothavea shiftlever.On

sarytooperateinthetransfer case"LOW"

ortraction,a heavyload,orotherconditions,

controlleverforwardintoengagementbe-

selever into"LOW"speedpositionasshown

etheclutchby pushingtheclutchpedal

smissionshiftingleverintothefirstspeed

onplate,and releasethehandbrake.Release

ddepressthe acceleratorpedaltheamount

ERCASE

RATION

M

MPELBOW

BLOCK

8

5

hiftingandCautionPlate(Less Winch

ntrol)

ATTOH

M

MPELBOW

BLOCK

NCE

hiftingandCautionPlate(LessWinch

)

overcometheload andputthevehiclein

speed,releasetheacceleratorpedaland

multaneously.Movethetransmissionshift

thenintothe nexthigherspeed.Depress

eleasetheclutch pedalasbeforeuntilthe

ncreasedenoughforthenextshift.Repeat

ransmissionisin fifthgear(ifroadsor

ONTOALOWERGEARWHILE VEHICLE

clutchpedalandreleaseacceleratorpedal.

ftlevertothe "NEUTRAL"position.Release


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

eratetheenginetosynchronizeengineand

heacceleratorpedal,depresstheclutchpedal,

o thelowerspeedposition.Releasethe

teifascendingagrade.NOTE:Ingeneral,

on,it isgoodpracticetoemploythesame

goingdownahillas wouldberequiredto

FRONTAXLECONTROLS(6x6VEHI-

W"-speedrangesinthetransfercase,and

ngagementofthefrontaxlearecontrolledby

Thefrontaxlecontrollever andthetransfer

RATION

MPELBOW

.BLOCK

R

hiftingandCautionPlate(With Winch

)

TION

EM

MPELBOW

OCK

NM.P.H

NGE

hiftingandCautionPlate(With Winch

ntrol)

angedthatthetransfercasecannotbeshifted

ingthefrontaxle.Thisis doneinorder

pull,placinggearstrainonthe driving

edoverthethreeaxles.The "HIGH"gear

anbe employedwhenthefrontaxleiseither

owever,forhighspeedoperationonhard

mendedthatthefrontaxle bedisengaged.

ssionshiftlever hasnoeffectonshifting

ront axlecontrollevers.Thetransfercase

eversfunctionin relationtoeachotherin

ethe frontaxlewiththetransfercasein

ytomovethe frontaxlecontrolleverinto


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



OPERATION

otnecessarytodisengagetheclutch.The

akewhenthevehicleisinmotion.

xle drivewiththetransfercasein

toshift thetransfercaseinto"NEUTRAL"

rontaxlecontrollever intoitsneutralor

vehiclecanoperateonlyinthetransfercase

hefrontaxleisdisengaged.

sefrom"HIGH"to"LOW",thevehicle

operatingatlowspeed.Engagethe front

tchpedal,andmovethetransfer caseshift

n.Releasethe clutchpedalandaccelerate

ORATION

ckModelShiftingandCautionPlate

ORATION

ckModelShiftingandCautionPlate

elydoubletherelativespeedof thevehicle.

edalandmovethetransfer caseshiftlever

position.CAUTION:DoNOTapplyex-

heshift.Acceleratetheengineandrelease

rom"HIGH"to"LOW"whenthevehicle

inthismannerin ordertosynchronizethe

arsandavoid damagingthem.

sefrom"LOW"to"HIGH",depressthe

shiftleverthrough "NEUTRAL"into

wlyandwithoutexcessiveforce.Release

eratetheenginesimultaneously.

E.Releasetheacceleratorpedaland

ssingthebrakepedal.When theforward


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



1-TO5-TON6x4TRUCK

6AND US6x4)

creasedtonearlythe idlingspeedofthe

pedal.Whenthevehiclehascometo acom-

issioninto"NEUTRAL",releasetheclutch

brake.Shiftthe transfercaseintoitsneutral

ront drivingaxleonthe6x6 vehiclehas

taxlecontrolleverrearwardtodisengageit

LE.Withthevehiclestopped,depress

transmissiongearshiftleverasfar tothe

ardinto the"REVERSE"position.Release

eratetheenginesimultaneouslyinthesame

hevehicleforward.

rnthe ignitionswitchtothe"OFF"

nkshaftrevolvestoastop,open thethrottle

eratorpedalslightlysothecylinderswillfill

xt start.

f theenginefailstostart whenusing

dcrank,thevehiclecanbe towedtostart

gcableorchainto thehooksonfrontend

seinto"HIGH"rangeand transmission

ehicletobetowed.CAUTION:Ona6x6

rontdriving axle.Holdtheclutchpedal

gageduntil thevehiclespeedreaches12to

nitionswitchtothe"ON"position,pullthe

equired,andpullthehand throttleoutabout

speedreaches12to 15milesperhour,

aduallytoengagetheclutch.Afterthe

agetheclutch,andadjustthe chokeand

dtokeepthe engineoperating.Signal

stop,shift transmissionto"NEUTRAL",

ain,andallowenginetooperateat fastidle

aloperatingtemperature.

e.Whenitisnecessaryto towadis-

hatallshift leversareplacedin"NEUTRAL".

cableor chaintothehooksonfront endof

eother endtothepintlehook fastened

meon towingvehicle.Avoidextremely

isabledvehicleand donotexceedaspeed


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



NTROLSANDOPERATION

eris carriedinabracketmountedinside

30).Retainingstrapsthatareeasilyun-

hertightinits bracket.Tousethefireex-

catchestoloosentheextinguisher,andremove

;turnthe handle90degreescounterclock-

ndpull handleoutward.Pumpingthehandle

amofthe extinguishingchemicalfromthe

owardthebaseof thefire,andcontinueto

rroundingareaaftertheblazehasbeen ex-

hehandle ispushedalltheway in,and

setolockthehandleandclose thenozzle

heextinguisherwillleak.

her,refillit withtheproperfluidat the

ngthefillerplug fromthehead.Afterre-

eExtinguisher


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

pectfor leakage,andreplaceifnecessary.

sealthefillerplug,andcheckthe sealduring

sfastenedtothe forwardendofframe

g.31).Powerfor operatingthewinchis

e-offunitmountedonthetransmission,and

driving gearsbyadriveshaft.

Thepowertake-offhasa"HIGH,"

o"NEUTRAL"positions,asindicatedon

atemountedinthe cab.Theshiftlever

lockwhichholdsitin aneutralposition,and

stenedwiththe lockwhenthewinchisnot

hclutchcontrollever(fig.31)is

tedarmwhichengagesordisengagesthe


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



NTROLSANDOPERATION

ng-loadedpinorpoppetholdsthe handle

edposition.

ngagethewinchslidingclutchby

verhandle,andmoveit outward.Make

s properlylocked.Unlockthepowertake-

heengineclutch,andmovethe powertake-off

,""LOW,"or"REVERSE"position.En-

eratetheenginetheamountnecessarytoover-

gthewinchto pullthevehicleunderheavy

offinto"LOWspeed,transmissionintofirst

tolowif available.

0POUNDSV£

INLOWSPEEDOFTAKE-OFF

ATWHENTHISWINCHISUSED

WITHWHEELSDRIVING,THE

OWSPEED,TRANSMISSION

SFERCASEINLOWRANGE

ARANTEEREQUIRETHATTHE

TEDATALLTIMESASREQUIRED

TIONS

U.S.A.f

Plate

gagetheengine clutchandmove

vertoa neutralposition.Makecertainthat,

hasbeencompleted,thepowertake-offshift

nd securelyfastenedinthispositionbythe

inchslidingclutchandlockthecontrollever

able.If itisdesiredto slackoffthe

erstrain, leavetheslidingclutchengaged,

e-off.Ifthereis nostrainonthecable,disen-

ch,andpullthe cablefromthedrum.

ocatedunderthe dumpbody,and

heload.Apowertake-offunitisconnectedby

umpwhichoperatesthehoist


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x6TRUCK

6AND US6x4)

ontrolsinCab


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



NTROLSANDOPERATION

(fig.33).Thepowertake-offcontrol

dwhenup,anddisengagedwhendown.

33).Thehoist pumpcontrolhas

ewayup, thepumpvalveisset torelease

espumpvalvetoraisebody,andall theway

position.

artthe engine,disengagetheclutch,

oengagethepowertake-offunit. Engage

t controlhalfofitsupwardtravelso thehoist

eftcontroldownwardthelimitofits travel

siredraisedposition.Pullingtheleft control

willopen avalve,andallowthefluid to

r.Whenthebodyhasloweredto theframe,

ndpushthe rightcontroldownwardtodisen-

nit.Releasetheclutchpedal,andpushthe

hepump valve.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



1-TO5-TON6x4TRUCK

6AND US6x4)

SUALCONDITIONS

13

14

t15

MECOLD.

utomotiveequipmentatsubzerotem-

msthatdemandspecialprecautionsand

mbothoperationandmaintenancepersonnel,

talfunctionalfailureareto beavoided.

ofgasolineis designedtoreducecold

es;therefore,thewintergrademotorfuel

atheroperation.

Gasoline.Dueto condensationof

erwillaccumulateintanks,drums,and con-

es,thiswaterwillformice crystalsthatwill

torjetsunless thefollowingprecautionsare

filterpaper,oranyothertype ofstrain-

ssageofwater.CAUTION:Gasolineflowing

taticelectricitythatwillresultin aspark,

dtogroundthe electricity.Alwaysprovidea

thecontainerandthetank,toassureaneffec-

ble.Themore fuelthereisin thetank,

umeofairfromwhichmoisturecanbecon-

edalcohol,grade3,tothe fueltankeach

ucethehazardof iceformationinthefuel.

nersarethoroughlycleanandfreefrom

them.

ormovinga container,allowthefuelto

kfromit.

ntainerstighttopreventsnow,ice,dirt,

omentering.

omdispensingequipmentandfrom

eforeremovingcapto refuelvehicle.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



SUALCONDITIONS

IFFERENTIAL.

t,SAE80,wherespecifiedissuitable

ow as-20°F.Ifconsistenttemperaturebe-

nthegear caseswhilewarmandrefillwith

bricant,whichissuitable foroperationatall

F.IfGrade75universalgearlubricantis

ersalgearlubricantdilutedwith thefuel

proportionofonepartfuel tosixpartsuniver-

used.Dilute make-upoilinthesamepropor-

earcases.

armedup,engageclutchand maintain

or5minutes,oruntil gearscanbeengaged.

st)gear,anddrivevehiclefor 100yards,

ngine.Thiswillheatgearlubricantsto the

tioncanbeexpected.

catechassispointswithgeneralpur-

RS.Lubricatehydrovaccylinderswithhy-

dspecialrecoiloil,or lightshockabsorber

ING.Drainhousing,ifpossible,oruse

muchlubricantas possible.Refillwithuni-

e75,or,if notavailable,SAE80universal

fuelusedin theengine,intheproportionof

AE80universalgear lubricant.Dilutemake-

onbeforeitis addedtothehousing.

canpointswhereengineoilis pre-

ightlubricating,preservativeoil.

stems.

POUND.Protectthesystemwithanti-

ne-glycoltype)foroperationbelow+32°F.

applytouseofnew antifreezecompound.

EM.Beforeaddingantifreezecompound,

andcompletelyfreeitfromrust.If thecool-

edrecently,itmaybe necessaryonlytodrain,

againdrain.Otherwisethesystemmust be

mpound.

tallhoseandreplaceif deteriorated.

ugs,andpetcocks;tightenif necessary.Re-

eadding antifreezecompound.Correctall

ir intothecoolingsystem.

MPOUND.Whenthecoolingsystemis

stemwithwatertoabout1/3capacity.Then


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



1-TO5-TON 6x4TRUCK

S6ANDUS6x4)

,usingtheproportionofantifreezecompound

cityindicatedbelow.Protectthe systemto

esttemperatureexpectedtobe experienced

DCHART

ngsystem)

teraddingantifreezecompound,fill

wthe fillerneck;thenstartandwarmthe en-

mperature.

LUTION.Stoptheengineand checkthe

r,addingantifreezecompoundifrequired.

rvice,inspectthe coolantweeklyfor

drain andcleancoolingsystemthoroughly,

requiredstrength.

ethylene-glycoltype)istheonlyanti-

dforordnancemateriel.

reezesolutionsbekeptclean.Useonly

arefreefrom dirt,rust,andoil.

meter.Totest ahydrometer,useone

totwopartswater.Thissolution willproduce

F.

compoundonpaintedsurfaces.

RTER.Checkthebrushes,commutators,

commutatorsareclean.The largesurgesof

tartinga coldenginerequiregoodcontact

mutators.

andtightenallconnections,especially

eshouldbetakenthat noshortcircuitsare

operfunctioningbynotingqualifyof


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



SUALCONDITIONS

horoughly,andcleanorreplacepoints.

y.Incoldweather,slightlypittedpointsmay

ng.

ndadjustorreplace,ifnecessary.Ifit

ne fire,reducethegapto0.005inch less

ornormaloperation.Thiswillmakeignition

voltageslikelytoprevail.

y.Careshouldbetakenthatthespark

rretarded.

cyofbatteriesdecreasessharplywith

,andbecomespracticallynilat-40 °F.Do

withthebatterywhenit hasbeenchilledto

Funtilbatteryhasbeenheated,unless a

able.Seethatthe batteryisalwaysfully

eterreadingbetween1.275and1.300.A

otfreezeat temperatureslikelytobeen-

imates,butafullydischargedbatterywill

F.CAUTION:Donotaddwatertoa battery

o subzerotemperaturesunlessthebatteryis

y.Ifwaterisadded andthebatterynotput

erwill stayatthetop andfreezebeforeit

heacid.

tscarefully.Checkforshortcircuits

aroundsockets.

seethat thesparkplugs,wiring,or

tarefreefromice.

Engine.

CHANISM.Besurethatnoheavygrease

starterthrow-outmechanism.Heavygrease

gears frombeingmeshed,orcausethemto

gine startsrunning.Thelatterwillruin the

pairs.

okeis necessarytosecuretherich

orcoldweatherstarting.Checkthebutterfly

allthewayandotherwisefunctionsproperly.

ELPUMP.Thecarburetor,whichwill

eatnormaltemperatures,isliablenot to

wtemperatures.Besurethefuelpumphas

gm,asthis willpreventthefuelpumpfrom

elrequiredto starttheengineatlow tem-

eedsarereducedto30 to60revolutionsper

peraturesbelow0°F,donotuseoil in

gealand preventtheeasyflowofair.Wash


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

vent,dry,andreplace.Iceandfrostforma-

reenscancauseanabnormallyhighintake

airhornhose,resulting incollapse.

eandcleansedimentbulb,strainers,

anksumpdailyto removewateranddirt.

bands,particularlyonnewvehicles,

hentheyare verycold.Alwayshaveablow

eseparts, iftheybindpriorto moving,or

ehicle.Parkingthevehiclewiththebrake

stofthebinding.Precautionmustbe taken,

es,toblockthewheels,orotherwiseprevent

RATURESONMETALS.Inspecttheve-

sistanceofmetals,orresistanceagainstbreak-

xtremelylowtemperatures.Operationof

oundcausesstrainandjolting whichwillre-

nuts jarringloose.

EDisconnecttheoil-lubricatedspeed-

nd whenoperatingthevehicleattempera-

hecablewill oftenfailtoworkproperly

dsometimeswillbreak,duetothe excessive

cosityof theoilwithwhichit islubricated.

ANDICE.

wori cewillbeamatter oftractionand

veryimportantin operationsofthischar-

her tractiondevicesfurnishedbekeptin

lystowedsotheywillbe immediatelyavail-

erice,slowerspeedsarerecommended.If

edatlowtemperatures,theinstructionsinpara-

MEHEAT.

onductedinextremelyhightempera-

telubricationarevitallyimportant.Cooling

requentlyforleaks,andtomakecertainthat

ted.Inspectthefan forproperbladepitch,

radjustment(fig.91).Checkengine,trans-

tlevelsfrequently,anduseonlylubricantsof

sity.Inspectcarburetoraircleanerfre-

ssary.Keeptiresinflatedto recommended

ycellsatthe properfluidlevelatall times.


/ h t t p : / / w w w . h

a t h i t r u s t . o r g / a c c e s s_

u s e # p d - g o o g l e



SUALCONDITIONS

on.Operationinsandwillrequire

sandlubrication,assandhasa tendencyto

earings,etc.;therefore,-cleaningandlubrica-

omethecuttingactionof sandparticles..Give

buretoraircleanerto preventcontamination

ricatesteeringknuckles,tie-rodends,shift-

rearspring seatsasoftenasnecessaryto

tthecoolingsystemfrequentlyfor

t properlyadjusted(fig.90).

yprecautiontopreventtheentrance

vicethe fuelfilter(fig.51)and fuelpump

entlyforproperi nflationandevidence

mage.If necessary,lowertirepressureto

ifauthorizedbyhigherauthority.

UD.

on.Operationindeepmudwill

tcleaning,inspection,andlubricationtopre-

videmaximumoperatingefficiency.Clean

everyopportunity.Lubricationwillbenec-

tervalsasmud willworkintobearings,etc.,

ydirt.Besureand cleanallfittingscarefully

tainadequatetractionindeepmud,

chainsorothersimilardevices.Thesemust

rcondition,andrepairedorreplacedifnec-

wingequipmentisusedmorefre-

scharacter;therefore,itis moreimportant

towhooks,winches,andcablesbeinspected

dition.


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

VEMAINTENANCESERVICE

19

20

lyservice22

ficiency,itisnecessarythatthevehicle

edatintervalseachdayitis operated,also

aybediscoveredandcorrectedbeforethey

failure.Certainscheduledmaintenance

atthesedesignatedintervals.Theservices

ethoseperformedbydriverorcrewbefore

on,athalt,andafteroperationandweekly.

enanceservicesarelistedontheback

PreventiveMaintenanceServiceRecord,"

ervehiclesofalltypesandmodels.Items

es,butnotlistedonW.D.Form No.48,are

uresundertheitemstowhichtheyare re-

onthe formthatdonotpertainto theve-

edfromtheproceduresaswritteninto the

onmustthoroughlyschooleachdriverinper-

proceduressetforthinmanuals,whether

onW.D.FormNo.48,or not.

D.FormNo.48thatapplyto thisvehicle

alto providespecificproceduresforac-

ectionsandservices.Theseservicesarear-

tionandconservethetimeofthe driver,and

ame numericalorderasshownonW.D.Form

however,areidenticalwiththoseshownon

ofeachitemappliesalso toanysupport-

,andgenerallyincludesachecktosee

odcondition,correctlyassembled,secure,or

dcondition"isusuallyan external

minewhetherornotthe unitisdamagedbe-

mits.Theterm"goodcondition"is ex-

wing:notbent ortwisted,notchafedor


/ h t t p : / / w w w . h






ked,notbareorfrayed,not dentedorcol-

toseethatit is"correctlyassembled"

linspectionto seeifitis initscorrectlyas-

hicle.

todetermineifitis "secure"isusually

ation,awrench,hand-feel,orapry-barcheck

pectionshouldincludeanybrackets,lock

gwires,orcotterpinsusedin assembly.

beunderstoodtomeanworncloseto,

its,andlikelytoresultin afailureifnot re-

eduledinspection.

actoryoperatingcharacteristicsbeyond

o correctmustbereportedattheearliest op-

dindividualinauthority.

ERVICE.

eisdesignedprimarilyasa checktosee

en tamperedwith,orsabotagedsincethe

asperformed.Variouscombatconditions

hicleunsafeforoperation,andit istheduty

ewhetherornotthevehicleisin conditionto

ichit isassigned.Thisoperationwillnot be

xtremetacticalsituations.

erationServiceconsistsofinspecting

ngtotheproceduredescribed,andcorrecting

es.Uponcompletionoftheservice,results

tlytothedesignatedindividualin authority.

DDAMAGE.Examineexteriorofve-

wheels,brakes,andsteeringcontrolforany

hellfire,sabotage,orcollisionsince parking

SHER.Inspectportablefireextin-

sent,full,securelymounted,andthatnozzle

necontents.

WATER.Addfuel,oil,or wateras

sses.NOTE:Duringperiodwhenanti-

esnecessarytoreplenishaconsiderable

ueofantifreezetested.

ANDDRIVES.Examinecarburetor,gen-

gmotor,andwaterpumptoseethatthey are

relymounted.CheckfanbeltforVi- to

gerpressure.


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

AL.Lookonground,undervehicle,and

soffuel,oil,or waterleaks.Examineaxles,

rcaseforevidenceofgreaseleaks.Onve-

aulichoistinspectpump,cylinder,lines,and

ofleaks.Traceanyleakstosource,andcor-

gnatedauthority.

weatherpullchokeabouthalf-way

erall thewayout,whilestartingengine.Leave

htokeepengine runningsmoothlyuntil

osedposition.

UP.Startengine,notingif cranking

kingspeed,andengagesanddisengagesprop-

.Ifoil pressuredoesnotindicate30to

e,stopengine,and investigateorreport

othat enginewillidlesmoothlyduring

evehicleuntiltemperaturegagereaches

ouldregister approximateamountof

tionswitchisturned on.

ressureshould register30to40 pounds

efastidle.If gageshowsloworzero,stop

eportimmediatelytodesignatedindividual

ayshowhighchargingrateforfirstfew

ne,untilgeneratorhasrestoredto battery

rslight(-{-)chargeor zerowithlightsand

ghchargingrateforextendedperiodmay

wbatteryorfaultyregulator.

age.Temperatureshouldriseslowly

peratingtemperatureis140° to180°F.If

riseabove190°F,stopengineandinvestigate

NDSHIELDWIPERS.Soundhornfor

tionpermits.Examinewindshieldwipers

oodblades.

EARVIEWMIRROR.Cleanandinspect

oloration.Adjustmirrorsfor clearrear

REFLECTORS.Withalllightswitchesin

ackoutandstoplights,inspectalllightsto

mounted,burning,clean,andgoout when


/ h t t p : / / w w w . h






FLANGENUTS.Inspectallwheelstud

apscrewsto seethattheyarepresentand

cttiresfor flatsorlowpressure.(Cor-

inetires,wheels,rims,andvalvecaps for

nvehiclewasparked.

pectspringsandsuspensionsfor evi-

otagesinceparkingthevehicle.

LINKAGE.Examinesteeringgearhousing

bolts,and alllinkageforlooseor damaged

DBUMPERS.Makesurethatallfenders

ondition,securelymounted,andhave-not

ngthevehicle.

NNECTIONS.Towingandpintlehooks

dition,latchoperatefreely,andlockpin

DANDTARPS.Inspectbodyforgood

ng,andforanyevidenceoftampering,or

rkingthe vehicle.Seethattarpaulinand

onditionandsecure.Onvehiclesequipped

ains,inspecttosee thattheyarenottorn

attachingropes,hooks,andbowsarepresent

NATOR.Decontaminatormustbepres-

urelymounted.Shaketodeterminecontents.

EQUIPMENT.Inspectalltoolsand equip-

eability,andproperstowage.

RATION.Afterproperoperatingtem-

hasbeenreached,engineshouldidlesmooth-

rateengineafewtimes,andlistenfor any

Observeinstrumentsforproperreading,

smoking.

RMIT,ACCIDENTFORMNo.26,MAN-

UIDE.Seethatthese itemsandallpublica-

eare present,legible,andproperlystowed.

ERATIONSERVICE.TheDuring-opera-

mediatelyafterthevehicleis putinmotion,

.

ERVICE.

on,listenforsuchsoundsasrattles,

hatmayindicatetrouble.Lookforindica-


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

system,andsmokefromanypartofthe

detectanyodorofoverheatingcomponents

r,brakes,orclutch,fuelvaporfromaleakin

orothersignsof trouble.Eachtimethe

ted,orvehicleturned,considerthis atestand

orunusualperformance.Watchtheinstru-

promptlyanyunusualinstrumentindications

oublein systemtowhichtheinstrument

erationServiceconsistsofobserving

ngtotheproceduresfollowingtheinstruc-

estigatinganyindicationsof serioustrouble.

tobecorrected,orreported,atearliest

xtscheduledhalt.

NDBRAKES.Withvehicleinmotion

rveforsmoothandeffectivebraking.Stop-

ccomplishedwithinreasonabledistance

-floor-boardclearancemustbeatleast1

osition.Stop vehicleongradeandapply

holdvehiclesecurelywithatleastl/$ ratchet

ileshiftinggearsnoteanychatter,grab-

lutch.Observeifclutchslipsunderload.

-inchfreepedaltravelbeforeclutchstarts

N.Transmissiongearsshouldshift

,andnotslipoutof mesh.Stopvehicleand

unusualnoiseintransmission.

ASE.Gearsmustshiftsmoothly,operate

mesh.Stopvehicleandinvestigateincase

nsfercase.

ONTROLS.Drivershouldalwaysbe

enciesinengineoperationsuchaslackof

cessivesmoke,misfiring,oroverheating.Note

rationofthe enginecontrollinkage.

S.Observeallinstrumentreadingsfre-

orindicationofnormalfunctioningofsys-

adingisapproximately30to 40pounds

efastidle.

ayshowhighchargingrateforfirstfew

ne,untilgeneratorhasrestoredto battery

enregister slight(-f-)chargeorzerowith


/ h t t p : / / w w w . h






edoff.Highchargingratefor extended

gerouslylowbatteryorfaultyregulator.

ustregister approximateamountof

metermustregistervehiclespeedand

agewithoutneedlefluctuationornoise.

age.Normaltemperaturerangeisbe-

mperaturerisesabove190°F,stopengine

AR.Observeforwander,shimmy,bind-

eoftheroad.

R.Listenforanyunusual noisein

uspensionsthatwouldindicatelooseordam-

e alertforanyunusualnoisethat

mountings,shiftingoftheload,loosetar-

beregardedas minimumbattlemainte-

rmedunderalltacticalconditions,even

aintenanceservicesmustbeslightedoromit-

viceconsistsofinvestigatinganydefi-

ration,inspectingitemslistedbelowaccord-

wingtheitems,and correctinganydeficien-

otcorrectedshouldbereportedpromptly

authority.

DWATER.Inspecttoseethat there

,andcoolantto operatevehicletonext

ereplenishasrequired.If,duringperiodwhen

erableamountofwateris requiredto

estedwithhydrometerandantifreezeadded

ES:(Hues,BRAKEDRUMS,TRANS-

AXLES).Hand-feelwheelhubsandbrake

eratures.Ifanywheelhubis toohottotouch,

telylubricated,damaged,orimproperlyad-

aturesatbrakedrumsmaybecausedby

ustedbrake.Examinetransmissiontrans-

heatingandexcessiveoilleaks.

ANSFERCASEVENTS.Inspectvents

sent,secure,and notclogged.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

HAFTS.Inspectuniversaljointsfor

fexcessivelubricantleaks.

DSUSPENSIONS.Inspectforloose,broken,

ndloose mountingbolts,U-bolts,torquerods,

KAGE.InspectPitmanarmandlinkage

Observeforgreaseleaksatsteering gear

LANGENUTS.Inspectallwheelstud

apscrewsto seethattheyarepresentand

forflats orlowpressure(normal

minetiresformissing valvecaps,cuts,or

nobjectsimbeddedintreadsorwedged

ERAL.Lookongroundundervehicle

water leaks;andaroundaxles,transmission,

nceofgreaseleaks.Onvehiclesequipped

tpump,cylinder,linesandconnectionsfor

lleakstotheir source,andcorrectorreport

ESANDBELT.Inspectallaccessoriesfor

rectalinement.Fanbeltmustnotbefrayed

/2- ton/i<i-inchdeflection(fingerpressure).

R.Ifvehiclehasbeenoperatedunder

ition,examineelementforclogging.Remove

DBUMPERS.Inspectforloosemount-

on.

NNECTIONS.Towingandpintlehooks

dition,latchoperatefreely,andpintlehook

tochain.

DANDTARPS.Inspectloadforshifting

hold-downropesareingoodconditionand

EANDGLASS.Cleanallcabglass,rear

ses;inspectfor damage.Cleanexteriorof

kingcertainidentificationmarkingsarevisible.

DWEEKLYSERVICE.

eisparticularlyimportant,becauseat

shis vehicletodetectanydeficienciesthat

correctsthoseheispermittedto handle.He

thedesignatedindividualinauthority,the

his scheduleisperformedthoroughly,the


/ h t t p : / / w w w . h






roll againonamoment'snotice.TheBefore-

ewexceptions,isthennecessaryonlytoas-

eisinthe sameconditioninwhichitwas

eAfter-operationService.TheAfter-opera-

beentirelyomitted,evenin extremetactical

ucedtothe barefundamentalservicesout-

e,ifnecessary.

ormingtheAfter-operationService,

toconsideranyirregularitiesnoticedduring

eration,During-operation,andAt-haltServ-

Serviceconsistsofinspectingandservicing

itemsoftheAfter-operationServicethat

* )requireadditionalweeklyservices,the

ndicatedinsubparagraph(b)ofeachap-

ATION.Beforestoppingengine,check

eanddecelerateafewtimes,notingany

esmoking.Investigateanydeficienciesnoted

S.Beforestoppingengine,inspectall

ition,securemounting,andproperreadings.

registerapproximateamountoffuel

fterfilling.

eshouldregisterbetween30 and40

gabovefastidle.

ershouldshowzero(0)or onlyslight

withall lightsandaccessoriesturnedoff.

geshouldregisterbetween140° and

n.

NDSHIELDWIPERS.Soundhornfor

ationpermits).Examinewindshieldwipers

oodblades.

DWATER.Fillthefuel tank;check

ebayonetgageand,ifnecessary,fillto cor-

.Checkradiatorcoolantforproperlevel

oolantasneeded.Infreezingweatherhave

rometer,andaddantifreezewithwateras

oil orwaterusedfromsparecans isre-

EARVIEWMIRRORS.Inspectallcab

mage.Cleanglassandadjust rearvision

EFLECTORS.Withalllightswitches

blackoutandstoplights,inspectalllights


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

elymounted,burning,clean,andgooutwhen

ISHER.Examineportablefireextin-

,nozzleclean,andsecurelymounted.A

mustberefilledorreplaced.

ATOR.Decontaminatormustbefully

ed,andvalveclosed.Shaketodeterminecon-

atormustberechargedevery90daysas

sor damage,securityofmountings,and

nectionsandmountingsmustbekeptclean

tbe%inch abovetopofplates.Adddis-

f necessary.

eryforcracksandleaks,tightenall

cleancorrodedterminals,andapplycoating

eanwater tobringlevel%inch abovecell

aturesdonotaddwater untiljustbefore

RIESANDBELTS.

andbeltto seethattheyaresecurely

ed.Beltmusthavel/a-to 1:W6-inchdeflec-

pump,carburetor,generator,regulator,

rloosemountingbolts.Inspectbelt for

LWIRING.

iringandconduitsto seethattheyare

ysupported.

dirtfromwiringandinspectfor

llconnectionsaresecure.

ERSANDBREATHERCAPS.

eratedunderextremelydustyorsandy

elementsforcloggedcondition.Remove

leanaircleanerelementandsump.

d tightenmountingssecurely.Cleanoil

R.

moveplugfromfilterbowl,anddrain

rt.

ngelementandcleanwithdry-cleaning


/ h t t p : / / w w w . h






alldirtis cleanedfromfilterbowlbefore

TROLS.Examineengineandaccessory

bindinglinkage.Lubricateasnecessary.

pressure(55 lb).Replaceanymiss-

tiresfor cuts,bruises,fractures,orevidence

revidenceofabnormalwear,andre-

wiseunserviceabletires.Matchtiresaccord-

rcumferences.

DSUSPENSIONS.

denceofbrokenor shiftingleaves,

yebolts,brokencenterbolts,shacklebolts,

sforevidenceofexcessivesag,torque

gsfordeterioration,andspringseat bearing

NKAGE.ExaminePitmanarm,drag

geandlooseconnections.Checkforpresence

opscrews.

SHAFTS,PILLOWBLOCK,ANDVENT.

orproperalinement,anduniversaljointsfor

r.Inspectpillowblockforleakingsealsand

ventforcloggedcondition.

RANSFERVENTS.

ion,andtransferventsforgoodcondi-

ecureattachment.

n,andreinstallventsifnecessary.

ERAL.Inspectallfuel,oilandwater

videnceofleaks.Lookongroundunder

transmission,andtransfercaseforgrease

edwithhydraulichoistinspectpump,cylin-

sforevidenceofleaks.

VELS.Examinetransmission,trans-

forproper oillevels.Oilmustnot bemore

e whencold,andnotabovebottomedge

lubricantifnecessary.

DBUMPERS.Examinefendersand

nandsecuremounting.Tightenallloose

damagedcondition.


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

NNECTIONS.

smustbe inserviceableconditionand

n.

freeupanybindingconditionof pintle

ANDTARPAULINS.Inspectbodyfor

hifting,tarpaulinfasteningsforsecurity.

rtears,and presenceoftie-downropesand

uippedwithcabshavingtarpaulintopand

s inraisedposition,properlylasheddown,

ntand secure,topisnotripped,seamstorn, or

echanismforsatisfactoryoperation.

WHEEL,RIM,AXLEDRIVEFLANGE,

S).

wheelrimaxledrive flangeboltsand

nedsecurely.

sfor evidenceofdamageorloose

ndtightenas required.

EASNEEDED.

rtswhereinspectionrevealsneedfor

ssingfittings.Forspecificintervalsand

to WarDepartmentLubricationGuide,

ointsindicatedonvehicleLubrication

nona weeklyormileagebasis,oranypoints

enceindicaterequireadditionallubrication.

INEANDVEHICLE.

eofcabandbody.Removeexcessive

orof vehicle,andmakesureidentification

fpossible,andobserveforbright spots

eanallexcessdirt oroilfromexteriorof

airis available,blowoutallforeignobjects

ns.

DEQUIPMENT.

senceandserviceability,checking

st.

on,andstowalltoolsandequipment.

quipment.


/ h t t p : / / w w w . h





points25

alpartof preventivemaintenance,de-

the serviceabilityofpartsandassemblies.

tructionsforthismaterielarecon-

ides(figs.34through38).These specify

d,theperiodsoflubrication,andthelubricant

heitemson theGuides,othersmallmoving

tches,mustbe lubricatedatfrequent

maynotbe possibletosupplyacom-

antscalledforbythe LubricationGuidesto

ns.Itwillbenecessarytomakethebest use

toinspectionbytheofficerconcerned,in

bleordnancepersonnel.

Truck.Thefollowingnotesapply

gs.34and 35).Allnotereferencesinthe

paragraphbelowhavingthecorresponding

sbeforeapplyinglubricant.Lubricate

dfromthe bearingunlessotherwisespeci-

chassispointsafterwashingtruck.

alsindicatedarefornormalservice.

speed,heat,water,sand,mud,snow,rough

tervalby%orVa, ormoreifconditions

dry-cleaning,orOIL,fuel,Diesel,will

llparts.Useof gasolineforthispurposeis

thoroughlydry beforerelubrication.

checklevelandrefilloilreservoirof

velstampedonsideofreservoir,withused

e,SAE30above+32°F andSAE10,

miles,dailyunderextremedust conditions,

Below0°F,removeoiland operatedry.

rankcasefillercapifequippedwithfilter,

gine,SAE30 above+32°FandSAE10,


/ h t t p : / / w w w . h





1-TO5-TON 6x4TRUCK

S6ANDUS 6x4)


/ h t t p : / / w w w . h





/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

washandreplacedry.Whendisassembled

moveair-cleaningelementofoperating

dhairwith usedcrankcaseoilorOIL,

°Fand SAE10,+32°Fto0°F.Below

oirwithlight shockabsorberoil.

ywhenengineishot.Refillto "FULL"

ginea fewminutesandrecheckoillevel.

egageindicatesoiliscirculating.

0miles,ormoreoftenif necessary,

00miles,ormoreoftenif filterbecomes

inside,andrenewelement.Runenginea

nkcaselevelandaddOIL,engine,to"FULL"

ve+32°F;SAE10, +32°Fto0°F;below

checklevelwithtruckonlevelground

canttowithinl/a inchofpluglevelwhen

nhot.Drainandrefillat intervalsindicated

nonlyafteroperation.Uponreassembly

nit,fillthroughplug holewithLUBRICANT,

ng,transfercase,andtransmissionbreathers

open.Checkeachtimelevelis checkedand

dunderextremelydirtyor muddyconditions.

NDER.Every6,000miles,removepipe

ofcylinderandlubricatewithaboutVaounce

,light.Replaceplug.

GS.Every6,000miles,removebearing

tting,andlubricatewithGREASE,general

°F,andNo.0below +32°F,untilallold

aring.Replaceplugand bearingcap.

Every6,000miles,removecranking

eBendixdrivewithsixto eightdropsofOIL,

special.Whencrankingmotorisdisassembled,

OIL,engine,SAE30 above+32°F;SAE

cating,preservative,special,below0°F.

6,000miles,wipedistributorbreaker

generalpurpose,No.1above+32°For

bricatebreakerarmpivotand wickunder

sofOIL,engine,SAE30above+32°F;

ubricating,preservative,special,below

s,OIL,engine,SAE30above+32°F;


Every1,000miles,or moreoftenunder

moveoilfillerscrewplugfromhub offan


/ h t t p : / / w w w . h





^

"*I f^-t u^r^


/ h t t p : / / w w w . h





1-TO5-TON 6x4TRUCK

S6ANDUS 6x4)


/ h t t p : / / w w w . h





.d

.

e

OE1KEY

rpos

E 1

OE2W

preporblockunder

nyservicework.

onGuide


/ h t t p : / / w w w . h





TO 5-TON6x4TRUCK

S6ANDUS 6x4)

hOIL, engine,SAE30above+32°F;

lubricating,preservative,special,below

es.andstopfansooil fillerholeisdownward,

inoutoffanpulley hub.CAUTION:Install

ithOIL,engine,SAE 30above

°F;OIL,lubricating,preservative,special,

dofuse.When notinuse,coatouter coils

movebearingconeassembliesfrom

nside ofhub.Inspectbearingracesand re-

spindle andinsideofhuband hubcapwith

,No.2,toamaximumthicknessofMe inch

bearingconesandgreaseseals.Inspectand

catebearingswithGREASE,generalpur-

orbyhand,kneadinglubricantintoall

extremecare toprotectbearingsfromdirt,

bleandreplacewheel.Thelubricantinthe

videlubricationuntil thenextserviceperiod.

Any excessmightresultinleakageintothe

y1,000miles,lubricateclevispins,

hrottle andacceleratorlinkage,pintle,

L,engine,SAE 30above+32°F;SAE10,

ng,preservative,special,below0°F.

very1,000miles,applyFLUID,brake,

shingsandshock absorberlinkbushings.

oLUBRICATIONSERVICE.Thesepoints

tor(somemodels).

CEDAND/ORLUBRICATEDBYORDNANCE

EL.Thesepointsarethespeedometercable

eights.

ruck.Thefollowingnotesapplyto

36through 38).Allnotereferencesin the

paragraphbelowhavingthecorresponding

beforeapplyinglubricant.Lubricate

fromthebearingunlessotherwisespeci-

hassispointsafterwashingtruckand

alsindicatedarefor normalservice.

speed,heat,water,sand,mud,snow,rough


/ h t t p : / / w w w . h





tervalbyYzor l/a,ormoreifconditions

dry-cleaning,orOIL,fuel,Diesel,will

llparts.Useof gasolineforthispurposeis

thoroughlydry beforerelubrication.

checklevelandrefilloilreservoirof

velstampedoninsideofreservoir,withused

e,SAE30above+32°F andSAE10,

0miles,dailyunderextremedustconditions,

Below0°F,removeoiland operatedry.

movecrankcasefillercap.If equippedwith

IL,engine,SAE30 above+32°Fand

w0°F,washandreplacedry.When

herpurpose,removeair-cleaningelementof

reoilcurledhairwithused crankcaseoilor

+32°FandSAE10,+32°Fto 0°F.Below

withOIL,shock-absorber,light.

ywhenengineishot.Refillto "FULL"

ginea fewminutesandrecheckoillevel.

egageindicatesoiliscirculating.

0miles,ormoreoftenif necessary,

00miles,ormoreoftenif filterbecomes

inside,andrenewelement.Runenginea

nkcaselevelandaddOIL,engine,to"FULL"

0 above+32°F;SAE10,+32°Fto0°F;

-11).

checklevelwithtruckonlevelground

canttowithinVainch ofpluglevelwhen

nhot.Drainandrefillat intervalsindicated

nonlyafteroperation.Uponreassembly

nit,fillthroughplug holewithLUBRICANT,

ng,transfercase,andtransmissionbreathers

open.Checkeachtimelevelis checked,and

dunderextremelydirtyor muddyconditions.

ONTWHEELS).Withtruckonlevel

inrearof joint,andfillthroughuppersteer-

plug hole.

NDER.Every6,000miles,removepipe

ofcylinder,andlubricatewithaboutY$ounce

ight.Replaceplug.

NGS.Every6,000miles,removebearing

tting,andlubricatewithGREASE,general

°Fand No.0below+32°F,until allold

aring.Replaceplugand bearingcap.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

Every6,000miles,removecranking

eBendixdrivewithsixto eightdropsofOIL,

special.Whencrankingmotorisdisassem-

oakinOIL,engine,SAE30 above+32°F;

ubricating,preservative,special,

6,000miles,wipedistributorbreaker

generalpurpose,No.1above+32°Fand

ubricatebreakerarmpivotandwickunder

sofOIL,engine,SAE30above+32°F;

ubricating,preservative,special,

withOIL,engine,SAE30above

°F;OILlubricating,preservative,special,

odofuse.Whennot inuse,coatoutercoils

s,OIL,engine,SAE30above+32°F;

L,lubricating,preservative,special,below

Every1,000miles,or moreoftenunder

moveoilfillerscrewplugfromhub offan

hOIL,engine,SAE30 above+32°F;


es,stopfanso oilfillerholeis downward,

n outoffanpulleyhub.CAUTION:Install

.

ER.Tofillhydrauliccylinder,raisebody

eight.Whileinthispositionremovefiller

verflowingwithcorrectgradeofOIL,engine,

10,+32°Fto0°F;OIL,lubricating,pre-

0°F.Whenthecylinderappearstobefull,

standraisethebodyto itsmaximumeleva-

elyVapintofOIL,engine,SAE30 above

°F;OIL,lubricating,preservative,special,

nt plugatthistime,but allowbodytoraise

expelexcessoil throughtheventplug.

peedatthistimeto preventfoamingandcreat-

plug.

emovebearingconeassembliesfrom

nside ofhub.Inspectbearingracesand

hespindleandinsideof hubandhubcap

pose,No.2,toamaximumthicknessof

. Washbearingconesandgreaseseals.In-

sary.LubricatebearingswithGREASE,

thapackeror byhand,kneadinglubricant


/ h t t p : / / w w w . h





E)

SE

WS

SE

WS

SE

WS

ricationViews—A


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

SE

WS

SE

WS

ERSAL)

SE

ricationViews—B


/ h t t p : / / w w w . h





H

H

HAND

SE

OWS

ER

ASE

AND

SE

SHOWS

ASE

R

AND

S

ricationViews—C


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

USING)

USING)

ricationViews—D


/ h t t p : / / w w w . h





SE

WS

SNGAT

ATE

INGS

G

ricationViews-


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

RING

SE

D)

ricationViews—F


/ h t t p : / / w w w . h





SE

WS

SE

WS

ricationViews—6


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

ARING

SE

WS

ricationViews—H


/ h t t p : / / w w w . h





OVAL

SE

WS

SE

WS

ricationViews—I


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

BLY:

GINE

N:

OW

TE4

N

SE

WS

ricationViews—J


/ h t t p : / / w w w . h




SE

N

D)

Y

ricationViews—K


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

RINGS

NGS

ricationViews—L


/ h t t p : / / w w w . h




ER

E)

ED

NING

SH

T

ricationViews—A*


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

G

ricationViews—N


/ h t t p : / / w w w . h




R

CH

R

LUID

ricationViews—O


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

SE

WS

NING

ricationViews—P


/ h t t p : / / w w w . h





ng.Useextremecaretoprotectbearings

yreassembleandreplacewheel.Thelubri-

ficienttoprovidelubricationuntilthenext

Donotfillhubor hubcap.Anyexcess

othe brakedrum.

ry1,000miles,lubricateclevispins,ends

leandacceleratorlinkage,pintle,hinges,

olrodlinkagejoints,bodysideand endgate

OIL,engine,SAE30 above+32°F;SAE10,

ing,preservative,special,below0°F.

Every1,000miles,applyFLUID,brake,

hingsandshockabsorberlink bushings.

oLUBRICATIONSERVICE.Thesepoints

or(somemodels).

EDAND/ORLUBRICATEDBYORDNANCE

EL.Thesepointsarethespeedometercable

eights.

ninstructionsarecloselyfollowed,

dsatisfactoryresultsarenotobtained,a re-

dnanceofficerresponsibleforthemainte-

ubricationservicingmaybekept inthe

ormNo.6).

BRICATIONPOINTS.

riesofillustrations(figs.39through

fvariouslubricationpoints.Captionunder

sthetypeoffitting,methodof lubrication,

egardingthelubricationofthatspecificitem.

sdonot specifylubricant(exceptbysym-

oints mustbelubricated.Referencemust

des(figs.34through 38)forthoseitems.

swhichrequirespeciallubricationoperations

tivesectionsofthemanual.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

STOWAGEONTHEVEHICLE

ndminor oremergencyservicingequip-

ehiclearepackedina carton.Thistoolkit

govehicles,andinthetool boxontractorand

shippedfromthefactory.Thefollowing

uppliedinthekit appliestoallvehicles,and

obestowedwhenvehicleis placedin

peen,16-oz(41-H-523)1Intoolbag

h1Intool bag

wrench1Intool bag

ketwrench1In toolbox

nt(41-P-1650)1Intool bag

vyduty,6-in.blade

edheadtype(41-S-1638)1Intoolbag

type,15-in.(41-W-450)1Intoolbag

-end,%-in.x%;-in.

-end,}/2-in.x%-in-

-end,9/(^-'m.xl^-m.

g

-end,5;-in.x25$2-in.

ag

-end,%~ln-x/1rin-

g

udnut1Intool bag

l bag

kingnut1Intool bag

t,front1In toolbox

t,rear1In toolbox


/ h t t p : / / w w w . h




STOWAGEONTHEVEHICLE

RENCH

NUTWRENCH

GNUTWRENCH

DHANDLE

NUTWRENCH

WRENCH

HHANDLE

NUTWRENCH(6X4)

VER

ndEquipment

suppliedwitheachvehicleisitemized

so indicateswheretheyarestowedonthe

)

salrifle(softtopcab)


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

single(6x6

dual2pr

bricating1

linder1

071


/ h t t p : / / w w w . h




NTENANCEINSTRUCTIONS

N

e29

ceandrepairbythe crewandotherunits

minedbytheavailabilityofsuitabletools,

arts,capabilitiesofthemechanics,timeavail-

tion.Allofthese arevariable,andnoexact

eprescribed.

TENANCE.

maintenancedutiesforwhichtoolsand

ortheusing armandordnancemaintenance

ndrepairswhichare theresponsibilityof

ersonnelmaybeperformedbyusing arm

ancespermit,withinthediscretionofthe

helonsandwordsasusedin thislistof

aredennedasfollows:

driver,operator,or

achments,battalions,

dseparatecompanies

dsecondechelons,

mmaintenance

ostshops.

anceandfielddepot

dpostandservice

heckingandre-

,waterandanti-

id;checkingand

leaning;andmak-

subassembliesor

blepart,assembly,

icleandreplaceit


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

econdition,such

sembliesascanbe

mpletelydisassem-

ssembly,andwhere

nmachining,fitting,

equired.

ompletelyrecondi-

ceablecondition

blepart,subassembly,

includingwelding,

g,alining,balancing,

economicallyrepa-

vedfromvehicles,

Thisincludesthe

nd/orreclaimsun-

entpartsthereof,

ceablecondition.

ocatedwillnormallybeperformedintheechelon

ethirdechelonasindicatedby"E"may be

nemergenciesonly.

efourthechelonby"E"arenormalfifth

willnotbeperformedbythefourth echelon,

yauthorizedtodosoby thechiefofthe

ck(w/linkage)—replaceX

ck(w/linkage)—repair.X

ck(w/linkage)—rebuildEX

eplace(6x6)X

replace(6x4)X

X

X

adjustand/orreplace.X

adjust(6x6)X

horizedtoremoveandreinstallitems markedbyan

tisnecessarytoreplaceanitemmarkedby anasterisk

subassemblyorunitassembly,theassemblymarked

ovedfromthe vehiclebythesecondechelononlyafter

edfromahigherechelonof maintenance.


/ h t t p : / / w w w . h




N

dMmsth

X

X

—replaceX

—replaceX

ceX•

X

g—replace(6x6)X

6)X

ace(6x4)X

ir(6x4)X

ild(6x4)X

—adjustX

randcaster—check....X

—aline(6x6)EX

randcaster—aline(6x4)X

,REAR

ce* X

EX

replaceX

rebuildEX

rvice,adjustand/or

adjustand/orreplaceX

adjustX

X

X

—replaceX

—replaceX

replaceX

repairX

rebuildEX

replaceX

repairX

rebuildEX

thorizedtoremoveandreinstallitems markedbyan






/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

,REARECHELONS

d4,,,„,

spension—replace....X

spension—repairX

spension—rebuild....EX

X

y)X

)X

stand/orreplace

air(Dumponly)X

rgoonly)X

oonly)X

goonly)X

oonly)EX

nd/orreplaceX

eline)X

ustand/orreplace...X

airX

)

erviceand/orreplace..X

pairX


airX

er—replaceX

er—repairX

er—rebuildX

r—replaceX

r—repairX

r—rebuildX

el—replaceX

el—repairX

el—rebuildX

nnections—replace

and/orreplaceX

reline)X


/ h t t p : / / w w w . h





N

OP)2ndM«h sth

X

eand/orrepairX

repairX

eand/orrepairX

X

eX

placeX

pairX

ield—replaceX

ield—repairX

ield—rebuildX

—replace* X

—repairX

—rebuildEX


airX

eX

pairX


airX

aceX

irX

aceX







/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

nd3rd4th sth

irX

ildX

e)and/orreplaceX

and/orrepairX

X

X

and/orreplaceX

X

tage—replaceX

tage—adjustand/or

tage—rebuildX

ceX

rX

(inserts)—replaceEX

erts)—replaceEX

eX

condition)EX

justand/orreplace...X

pairX

buildX

/orreplaceX

eplaceX


pairX

ondition)EX


pairX

buildX


/ h t t p : / / w w w . h





N

th

ce* X

X

dEX

ceorreplacecartridgeX

ceX

epairX

dtion)EX

dmanifold—replace..X

placeX

pairX

buildX

ustand/orreplaceX

uildX

nd/orrepairX

ceX

d(recondition)EX

(external)—replace

(internal)—replace

—replaceX

—repairX

—rebuildX

eandreplacegaskets..X

eand/orrepairX

eEX

orreplaceX

r—adjustand/orre-

rviceand/orreplace...X

pairX

thorizedtoremoveandreinstallitems markedbyan






/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

hsth

buildX

aceand/orrepairX

ildX

eplaceX

epairX

ebuildX

eEX•

viceand/orreplace...X

X

—replaceX

tetrachlorideCC14)—

ceX

tetrachlorideCC14)—

tetrachlorideCCU)—

e—replaceX

e—repairX

heellower—service

ctorTruckX

heellower—rebuild

X

X

X

X

ceX

uspension—replace....X

uspension—repairX

uspension—rebuild....EX

rreplaceX


/ h t t p : / / w w w . h







-TO5-TON6x4TRUCK

6AND US6x4)

2nd3rd«h sih

—replaceand/orrepairX

—rebuildEX

serviceand/orreplace.X

epairX

ebuildX

er(w/universaljoints)



eplaceX

—adjustX

—replaceand/orrepair.X

—rebuildEX

aceX

airX

ceX

replace* X

repairX

rebuildEX

(withserviceableunit







/ h t t p : / / w w w . h





N

ake—adjustand/or

ake—repair(reline)...X

eX

—replaceX

—replaceX

—repairX

—rebuildX

e—adjustand/orre-

e—repair(reline)X

X

X

EX


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

NTIVEMAINTENANCE

vemaintenanceservices30

EVENTIVEMAINTENANCE

ntenanceinspectionsandservicesarea

functionoftheusing arms,andarethere-

rsofoperatingorganizations.

uencyofthepreventivemaintenance

consideredaminimumrequirementfor

es.Underunusualoperatingconditions

tures,dustyorsandyterrain,itmay beneces-

intenanceservicesmorefrequently.

CIPATION.Thedriversshouldaccom-

sistthemechanicswhileperiodicsecond

enanceservicesareperformed.Ordinarily

hevehiclefor ascheduledpreventivemain-

nablycleancondition:thatis,it shouldbe

dor greasetosuchanextentthatinspection

slyhampered.However,thevehicleshould

oroughlyclean,sincecertaintypesof de-

s,andlooseorshiftedparts orassembliesare

esareslightly soiledordusty.

n thosecontainedinthegeneralpro-

specificproceduresinstep(5)whichfollow,

tperformanceofapreventivemaintenance

adeficiency,othersectionsofthe vehicle

ingtotheiteminvolved,ora designatedin-

dbeconsulted.

S.Thesegeneralproceduresarebasic

efollowedwhenperformingtheserviceson

cificprocedures.NOTE:Thesecondechelon

ghlytrainedintheseproceduresso thatthey

ally.

edsubassembliesareinstalledto cor-

ouldbetakentoseethatthey areclean,cor-

bricated,andadjusted.^


/ h t t p : / / w w w . h





NTIVEMAINTENANCE

ricantretainerseals,a coatingofthe

overthesealingsurfaceof thelipofthe

aleatherseal,itshould besoakedinSAE

cticable)foratleast30minutes.Thenthe

dcarefullybyhand beforeinstallingthe

ratchedor marred.

ofeachitemappliesalso toanysup-

ction,andusuallyincludesachecktosee

odcondition,correctlyassembled,secure,or

chanicmustbethoroughlytrainedinthe

heseterms.

condition"isusuallyan externalvisual

heunit isdamagedbeyondsafeorservice-

dcondition"isexplainedfurtherby the

ed,notchafedor burned,notbrokenor

d,notdentedorcollapsed,nottorn orcut.

toseethatit is"correctlyassembled"

linspectionto seewhetherornotit isinits

ninthevehicle.

todetermineifitis "secure"isusually

ation,awrench,hand-feel,orapry-barcheck

pectionshouldincludeanybrackets,lock

gwires,orcotterpinsusedin assembly.

beunderstoodtomeanworncloseto,

its,andlikelytoresultin afailureifnot

cheduledinspection.

eareindicatedbyrepeatingtheitem

hichshowtheintervalat whichtheservices

howthat theparts,orassemblies,areto re-

ervices.Forexample,anitemnumberin

siteaTighten procedure,meansthatthe

ectmustbe performed.Thespecialservices

aryadjustmentsinaccordancewiththe

hicleoperator'smanual,specialbulletins,or

vehiclewithdry-cleaningsolventto

dirt,andotherforeignmaterial.Aftertheparts

cleanfluid anddrythemthoroughly.Take

n untilreassembled,andbecertaintokeep

ubberorothermaterialthat itwoulddam-


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

greasecoatingfromnewparts,sincethis

icant.

appliesbothtolubricationoperations

vehicleLubricationGuide,andtoitemsthat

t shouldbeperformedinconnectionwith

onsifpartshavebeendisassembledforin-

stsofperformingspecialoperations,

rywater,drainingandrefillingunits with

ngtheoil filterorcartridge.

perationsshouldbeperformedwith

(forceonthewrenchhandle)totightenthe

chanicalpractice.Usetorque-indicating

Donotovertighten,asthismaystripthreads or

ngwillalwaysbeunderstoodtoincludethe

washers,locknuts,andcotterpinsprovided

itdifficulttoperformthe complete

proceduresatonetime,theycan sometimesbe

ngtocompletealloperationswithinthe

bletimeathalts, andinbivouacareas,must

ssure thatmaintenanceoperationsare

bythetacticalsituation,itemswithspecial

ouldbegivenfirst consideration.

eventivemaintenanceproceduresthat

oseoutlinedonW.D.AGOFormNo. 461,

intenanceServiceWorkSheetforWheeled

Certainitemsontheworksheetthatdonot

t includedintheproceduresinthismanual.

equenceofitemsonthe worksheetisfol-

dures,butinsome instancesthereisdevia-

emechanic'stimeandeffort.

ES.Theproceduresforperformingeach

thly)and6000-mile(six-month)mainte-

cribedinthefollowingchart.Eachpageof

atits leftedgecorrespondingtothe6000-

enance,respectively.Veryoftenitwill be

ceduredoesnotapplyto bothscheduled

determinewhichproceduretofollow,look

ondingtothemaintenancedue,andwherever

performtheoperationsindicatedopposite


/ h t t p : / / w w w . h





NTIVEMAINTENANCE

tuationdoesnotper-

msuchoperations

o movementofthe

s possible,itshouldbe

notover5miles.

PerformtheBefore-opera-

paragraph19,as acheckto

hevehicleis inasatis-

theroadtestsafely,andto

entfuel,engineoil,andcoolant.

es./

ressureshouldbe30to 40

fastidle.Stopengineand

rszero(0) orlowpressure.

rateshouldbeindicatedfor

eratorrestorestobattery

gine.Highchargingrate for

eelectricalunitsturned off

ora faultyregulator.

dingshouldincreasegrad-

oduntilnormaltemperature

d.

dinvestigateiftem-

F.Donotmovevehicle

eaches135°F.

egisterapproximateamount

eterneedleshouldindicate

odometershouldrecordtotal

eldWipers.Testhorn

ne,if tacticalsituationper-

wiper,arms,andbladesto

condition,securelymounted,

eanandadjusttherear

ng).Applyfootbrake

smootheffectivebraking

ewithoutsidepull.Pedal-to-

uldbeatleast1inchwith

Applyhandbrakewith

ne.Brakeshouldholdvehicle

velinreserve.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

s,noteanydrag,chatter,

Testfor slippingwhileunder

oremeetingresistanceshould

r.Shiftingleversmust

atequietly,andnotslipout

noisesthat wouldindicate

lubricatedparts.

hicleturnsteeringwheel

ns(roadconditionspermit-

senessorbinding.Noteany

my,orpulltooneside of

ht-aheadposition.When

pectthesteeringwheeland

andsecuremountings.

smoothlyatidle speed.

esunderbothidle andload

danddecelerated.Underload,

ing,indicatingexcessive

ignition.Noteanymisfiring

stvehicleforpowerandgov-

transmissionin overdrive,

eed range.Duringroad

noise orvibrationthat

n,ordamagedunitsorattach-

n.

Stopvehicleandrunen-

onds.Turnoff ignitionswitch

brakeapplications.Anin-

be requiredwitheachsuc-

uumsystemisoperating

yhand-feelhubs,brake

smission,andaxlesforevi-

nsfercasetemperaturewill

cases.

andFuel).Lookon

aroundengine,radiator,

fercase,forevidenceoffuel,

nyleaksfoundto their

ortthemtodesignated


/ h t t p : / / w w w . h





NTIVEMAINTENANCE

Removefillerplugsand

es,transmission,andtransfer

evelisfrom thelower

nhot,toYiinch below

eis due,orconditionof

angeisnecessary,drainand

mineallunits forany

gattheseals.

NS

y

elts,Accessories,Trans-

opellerShaft,and

termediategear,slightly

nfor anyunusualnoisesor

wouldindicateworn,dam-

units.Locateandcorrector

heardduringroad test.

aseforcracksandleaks.

ctcables,terminals,bolts,

wnsforgoodcondition.Test

eandrecordonW.D.AGO

vityreadingsbelow1.225

rechargedorreplaced.

ginchaboveplates.Re-

or cleanfreshwater.

dischargetestaccordingto

"test,whichaccompany

dvoltageonW.D.AGO

nshouldnotbe morethan

cgravitymustbeabove

ryandcarrier;repaintcarrier

cableterminals,terminal

sts.Inspectboltsfor service-

sbeforereassemblingter-

ncarefullytoavoiddamage

s.Examinecylinderhead

ditionandsecure;and for

eaksaroundstudsorgaskets.

htenedunless thereisa

nessorleaks.Ifnecessaryto


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

teninpropersequencetoa

withtorquewrench.Ifneces-

asket,retightenheadnuts

ormaloperatingtemperature,

est.

fornoisyvalvetappetsin-

stemtopush-rodclearance.

ehot,onlywhenneed is

seorfaultyengineper-

etclearanceto0.006inch,

appets,pushrods,springs,

yareingoodcondition,cor-

ure.Inspectvalveplatecover

ndreplaceifnecessary.

tensionwiresfromspark

einsulatorsclean.Inspect

yindicationofcompression

ovesparkplugsandclean

eaner(ifavailable).Inspect

ectrodesforexcessiveburn-

snotavailable,installnew

setthegap,bendingouter

ch.Installplugsafteritem 21

gnewgaskets.

ompressionofeachcylinder

onW.D.AGOFormNo.461.

ankingspeedis80pounds.

essionsshouldnotvarymore

ylinders.

,valvecover,timinggear

forevidenceofoilleaks.If

nditionofoilindicatesthe

drainpluganddrain oil.Re-

ecifiedoil.CAUTION:Do

4has beenperformed.

toil filterandlinestosee

dition,securelymounted,and

drainpluganddrain off


/ h t t p : / / w w w . h




NTIVEMAINTENANCE

ement,cleananddraincase,

nt,makingsureto replace

mbling.Checkfilterlinesand

rstartingengine.

ntings,Hose,Capand

ecord).Inspectradiator

tingbolts,orobstructions.

ndcoolantforcontamination.

ortemperaturesanticipated,

ormNo.461.Cleandirt

ffcore,andtightenall

gconnectionssecurely.

oud.Examinewater

s,seethatfan bladesarein

tingboltsaretight,andif

yin shaft.Inspectshroudto

unted,notbent,andthatit

ades.

or,andSwitch.Inspect

otorforloosemountingbolts

ons.Fullydepressclutch

e starterswitch.

orandcrankingmotorinspec-

mutatorsandbrushestosee

dition,thatbrushesarefree

sarenotbroken,andthat

conditionandsecure.

edirty,cleanwithflintpaper

mulateddustwithcompressed

andtightenallmounting

ctionssecurely.

pectfan,generator,and

heyareingoodconditionand

nefanbeltforexcessivewear

o ê-inchdeflection(finger

torcapandhousing.Re-

apandrotorarmfor cracks,

velyburnedelectrodes.In-

alinement,burnedor pitted

htlyburned,refaceonfine

018inchto0.022inch.


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

assemblyisexcessivelydirty,

eanwithdry-cleaningsolvent.

ndlubricateallparts as

rpointsarepitted,burned,or

ondition,installanewset of

denser,asit maybethe

Install thenewpointsso

esquarely,andsetgap 0.018

ntrifugaladvancebyfinger

fmovement,andreturn

dingorsticking.Makesure

tasunitis reassembled.

bricatethecamsurface,

camshaftaccordingto

.

lforcrackedinsulation

xamineallwiringfor good

rrectassembly,andtightcon-

t chafingagainstotherparts,

wiringwitha drycloth.

ol.Inspectintakeand

cks,gasketleaks,orloose

ontrolvalveforfreeopera-

foldandmountingnuts

emoveaircleaneranddis-

etsealsforevidenceofleaks.

tandoilreservoirindry-

hengineoiltolevel markon

teningallmountingconnec-

leaner(typewithfilter

nkcaseventilatorcap,thor-

y-cleaningsolvent,dipin

oil,and replace.

tle,Linkage,andGov-

,lines,andconnectionsfor

alllinkageforwearandsee

ndcloseschokeandthrottle

kesurethatgovernorisse-


/ h t t p : / / w w w . h




NTIVEMAINTENANCE

inefilterforloose mount-

movefilterbowlandelement

y-cleaningsolvent.Blow

randreassemble,usingnew

seethatitis ingoodcon-

andnotleaking.Remove

andcleanthoroughlyindry-

mble,usingnewgasket,and

onnectionssecurely.

elpumpandstart engine.

dbe2 poundsminimum,3^4

ginerunningatidlespeed.

ne,notewhetheraction

ctory,particularlywhether

disengagesproperlywithout

equatecrankingspeedto

ginestarts,observeif all

properly.

aks.Withenginerun-

cedforfuel, oil,orwater

eirsource,andcorrector

authority.

erunningatidle speed,

swiththe sparkplugatNo.

gnitiontiming(light flashes

deadcentermarkonthe

etiming hole).Accelerate

galadvanceisoperating

ymovingthe distributor

ilthe deadcentermarkon

hole aresynchronizedwith

ests.Connectvacuum

d,andadjustthe carburetor

st steadyreadingisreached.

snormalidlespeed,reset

rewandreadjust theidle

ulatormountingsand

ethattheyareingoodcondi-

atorisproperlygrounded.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

rageandcut-outtest,using

owtheinstructionswhich

determine,iftheunit is

acefaultyregulators.

pares.Observeifall

nditionand incorrectposi-

coresormissingcaps.Ex-

s,breaks,blisters,and

oveimbeddedglass,nails,or

tiresto 55pounds(cold)

ldeficienciescausingabnormal

ed,andcorrectedorre-

nthinatcenterof tread,or

xchangeforneworretreaded

sitionoftires withirregular

tires.Whenswitchingtire

bemountedon oneofthe

ordamage,andtightenall

iresaccordingtotreadwear

es.NOTE:Withtiresprop-

tionispermissiblein

gs,Cylinders).Remove

dserviceasfollows:On6000-

e,theseveralwheelbearing

regroupservicesandmay

derforeconomyoftime

EELCYLINDERS.Thoroughly

orexcessivewear,scores,or

ectbackingplateforloose

ondition,andwheelcylinders

,Linkage,Guides,and

hroughinspectionholesin

ertheyare excessivelyworn

rumswithin next1000miles

recentlybeenoperatedin

ndordirt, thatmayhave

overearhubanddrumfor

todeterminewhetherthey


/ h t t p : / / w w w . h




NTIVEMAINTENANCE

ubricanthas beencon-

wheel brakemustbere-

andservicetheirbrakes

icateandadjust allremoved

s,shoes,linings,andbacking

spectliningstosee ifthey

retobrakeshoes,in good

ms,freeofdirtor lubricant,

Alsoseethatbrakeshoesare

ysecuredandguidedby

ndreturnto cylinderposts

nalldustfrom liningswith

compressedair.When

eadsorwillnot beserviceable

eplacetheshoes.

yworn,makeminorbrake

ensateforwear.Whereshoes

installed,adjustshoes by

hod.Normalclearanceis

10inch attoe.

als,DriveFlangesand

totestforrunout, and

damagedwheelbearings.

eelandpushinon top

to testwheelbearingad-

andadjustbearingsifneces-

ntwheelsandinspectand

0-milemaintenanceservice,

sandbrakeitemsup to52

erlap.Performinbestorder

derlyreassembly.

HEELCYLINDERS.Thoroughly

orexcessivewear,scores,or

ectbackingplatesforloose

ndition,andwheelcylinders

s,Linkage,Guides,

gsthroughinspection

eewhethertheyareexcessively

yscoredrumswithinnext

vehiclehas recentlybeen


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

dd,loosesand,ordirt, that

rums,removefronthuband

keliningsto determine

placed,andiflubricanthas

ngsonthiswheelbrakemust

heelsandservicetheirbrakes

icateandadjust allre-

ndrums,shoes,liningsand

nspectliningstoseeif they

edsecurelytobrakeshoes,

thdrums,freeofdirt or

velyworn.Alsoseethatbrake

n,properlysecuredand

springs,and returnto

gsprings.Cleanalldust from

cleanclothorcompressedair.

ivetheadsorwillnot be

nspection,replacetheshoes.

Bearings,Seals).Inspect

orevidenceofleaksordam-

nsteeringknuckleanduni-

minesteeringknucklebear-

aringsforwear,cracks,pits,

pectaxlesplinesforwear

.Lubricateandreassemble

ersal-jointassemblyaccord-

raph112 d.

ngsforsag,brokenor shifted

bolts,shacklebolts,center

ntingandassemblybolts

arm,draglink,andtierod

ornordamagedcondition.

ingforproperoil level,loose

armnutandsteeringhous-

y.CAUTION:Loosenthe

whentighteningsteer-


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



NTIVEMAINTENANCE

aa nottodistortthe

shockabsorbersandmount-

otdamaged,excessively

hockabsorberfluid,discon-

bsorberaction.Whenarmis

eshouldberesistancein

heels,DriveFlanges,

eelstotestfor runout,and

damagedwheelbearings.

eel,andpushinontop

to testwheelbearingad-

nyexcessivemovementis

pins.Tightenwheelsand

ry.

semblyandinspectwheel

cks,pits,andfractures.Clean

epackwithspecifiedlubri-

dinstallnewseals.Adjust

flangenutssecurely.

ralinement,leakinggrease

estpinionshaftfor excessive

dcleanthoroughly.Tighten

y.

xleissprung,bent,or ap-

asuredistancefromfront

axlespring padoneach

beapproximatelythesame

ountingbolts securely.

ectpropellershaftfor

looseness,anduniversal

rgreaseleaks.Tightenall

oltssecurely.

Strap).Inspectall

hey arepresentandsecure.

werrubbercushionsforwear

uregroundstrapiscleanand

Tightenallloosemounting

tor,pawl,andlinkagefor

ountings.Inspectliningfor


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

kedcondition,andcheckdrum

cebetweenliningsanddrum

ompensateforwear.Ifin-

alsthatliningis excessively

ngshouldbe replacedfollow-

ph127.

rfreetravel(1 to1Hin.)

ear,missingcotterpins,and

pertension.

pedalfreetravelmust

edallinkage,asthe

yshimsat theclutch

arytomakeadjustment,refer

rfreeoperationandpedal

minelinkageforwear,missing

spring forpropertension.

ncemustnotbelessthan

edposition.

petopofmastercylinder

ndblowoutvent.Fill reser-

hole.Replacefillerplug,

andteststop lightswitchfor

spectboostercylinder

theyarein goodcondition

emovetheaircleanerelement

olvent.Dipinlight engine

enotto disturbthecontrol

for 10to15seconds,then

successivebrakeapplica-

ressurewill berequiredwith

ionifvacuumsystemisoper-

fullydepressed,checkvalve

terallclearanceistakenup,

shouldbe%inch.Tighten

dmountingbolts.

ransmissionsealsand

kage.Examineallattaching

ustnotbe clogged;remove


/ h t t p : / / w w w . h




NTIVEMAINTENANCE

mblymountingboltsand

lsealsandgasketsfor

pectshiftcontrolsforworn

gcotterpins. Ventmustnot

eanifnecessary.

ntingboltsandnutssecurely.

ectpropellershaftfor

looseness,universaljoints

seleaks.

ntingboltssecurely.

enterbearingforexcessive

eals,andcloggedvent.

roperlevelwith specified

ountingbolts.

ralinement,leakinggrease

estpinionshaftfor excessive

htenallmountingboltsand

gsforsag,brokenor shifted

bolts,shacklebolts,center

ghtenallmountingand

Examinecabmountings,

acksordeterioration,and

sandcoilspringsare present

yhold-downboltsforloose-

deterioration.

dcrossmembersforcracks,

ssingrivets.

mets.Examineallwiring,

dgrommetsundervehicle

n.Tightenallloosewiring

renowiringischafingagainst

nes.Examinefueltank

ditionandsecurelymounted.

asketorblockedvent,and

fillerneck.Inspectallfull

dseethattheyare ingood


/ h t t p : / / w w w . h






NTIVEMAINTENANCE

ve,ShearPin,and

vementandlatch,auto-

rshaftforgoodconditionand

ectwinchshearpinforpar-

nduniversalcouplingfor

pareshearpinsmustbe

on.Lubricateuniversal

rings,drumbearings,slide

dcableasnecessary.

ndandthoroughlyclean

ksorbrokenstrands.Lubri-

r crankcasedrainings,and

Bolts).Inspectthefifth

edplatetosee thattheyare

yassembled,andsecurely

gpintoseethat itisnot

tkingpinlockoperates

Cleanrockerplateandbed

catewithchassislubricant.

semblyandlatchmechanism

hentrailerisnotat-

wheelshouldbe cov-

tionofrustanddirt.

ntingboltssecurely.

ndConnections.Ex-

wiringandconnectionsto

eableconditionandsecurely

orbrackets.

ntrols,Pump,Lines,

hoistandexaminethese

ngoodcondition,correctly

spectdriveshaft,joints,con-

checkpumplinesand

ginewithbodyup,and ob-

slipback,indicatingleakage

oJ/jjmaximumheightand

lerplugandadd oiluntil

Operatehoist,andwhile

ontinueto addYiPmtmore

raiseandlowerbody

cessoilto workout.Replace


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

nated,drainsystemand

rgrade.

ngboltssecurely.Tighten

andglandnutscautiously

aft.

hes,includingstopand

,inspectlightstoseethat

clean,andsecurelymounted.

eraim,andmakesure that

chesareinthe"OFF"

treflectorstoseethatthey

atglassis notcrackedor

htenmountings.

s,BrushGuards,and

stosee thattheyarepresent,

urelymounted.

hatit isingoodcondition,

orandcowl,andthat hood

sentandhold thehood

sandhingeswithengineoil.

gBoards.Examine

stosee thattheyareingood

ounted.Tightenallmounting

ry.

ss,Doors,Seats,Uphol-

ator,andMapCom-

nitstoseethat theyarein

securelymounted.Operate

doorstomakesurethey are

perly,andlockwhenclosed.

ethecircuitbreakersfor

ricalconnections.Tighten

nssecurely.

ashguardstosee thatthey

ecurelymounted.Tighten

ook.Inspecttherear

rgoodconditionand secure

ustoperatefreelyandlock

ain.Tightenmountingbolts


/ h t t p : / / w w w . h




NTIVEMAINTENANCE

ctbodyandcabforrust

dobservefor anybright

cessiveglareorreflection.

atesandmarkingsarevisible.

ors,Filters,Condensers,

dingandconnectionstosee

e,andin serviceablecondition.

xceptcleaningand

tedthroughproper

ersonnel.

ondition,propermounting,

hevehiclestowagelist.

theportablefireex-

esent,fullycharged,nozzle

ted.

econtaminatortoseethat

d,nozzleclean,andsecurely

mustberechargedifempty,

sold.

26.Allvehiclemanuals,

ndardAccidentFormNo.

e,and properlystowed.

ompleted).Inspectthe

atallFieldServiceModifica-

ncompleted.

ems1to 14inclusive,

ntothoseunitson which

tomakecertainthatthey

peroperatingcondition.Cor-

ciesfoundduringthe final


/ h t t p : / / w w w . h






andwhatactionshouldbetakentoeffecta

NALDAMAGE.Refertohigherauthor-

OPERATIVE.Seeparagraph36a.

IONGEARTEETHONFLYWHEEL

authority.

otStart.

DORCHARGEVERYLow.Testbattery

er.Ifhydrometerreadingisbelow1.200,

llychargedbattery.

EEDTOOSLOW.Seeparagraph36c.

urnonignition switch.Disconnect

minal,crankenginewithcrankingmotor,and

nedwhileholdingterminalaboutVs inch

ark,tracedefectbyfollowingsteps (5)to

e,performstep(4)following.

NORDIRTY,ORGAPSINCORRECTLY

porcelainisbroken.Ifdirty,cleanwith

aceelectrodegapsto0.025inchbeforein-

eckand,ifnecessary,respaceelectrodegap

ROTORBROKEN.Replacerotororcap.

ERPOINTSINCORRECTLYSPACED,PITTED

.Respaceorinstallnewpoints(par.93 b).

OKEN,ORIMPROPERLYCONNECTED

ORPLUGTERMINALS.Inspectwiresfor

nsulation,corrodedordirty connections

rimproperlyseatedterminalson plugs.

RRECT.Seeparagraph93f.

TED.Replenishfuelsupply.

LLINESCLOGGED.Disconnectfuelline

nkingmotor,andobserveiffuelis discharg-

aph34a(2)and (3).

CONTROLWIRELOOSEORDISCON-

ntrol(par.71b).

s.

LYTIMED.Retime(par.93f).


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

Locatefaultyplugwithsuitabletester,

ROTORBROKEN.Replacecapand/or

WORN,PITTED,ORINCORRECTLY

ifwornorpitted,replace.Checkpointgap,

2-inchmaximumopening.

APPETADJUSTMENT.Ifvalvesarenot

erlimits,adjust tappetsto0.006-inchclear-

eandendofvalvestem,withvalvein fully

ehot(par55 c).

G.Removevalvecoverplateandex-

acespringifbroken.

ADGASKET.Examinecylinderhead

tweenheadandgasket.Ifleaksare detected,

screws,usingatorquewrenchto tensionof

.Ifgasketis defective,installanewone.

FUELLINE.Removefuellinesandclean.

correctdifficulty,refertohigherauthority

sure.

TIVE.Seeparagraph81.


owOCTANEFUEL.Retardignitiontim-

erauthority.

G.Inadequatecoolingsolution,fanbelt

eorinsufficientoil incrankcase.Addcooling

rreplenishor changeoil.

MENTINCORRECT.Adjustorreplace

SSION.Ifenginedoesnotdevelopfull

ombustionchambers,adequateignition,and

thecompressionofeachcylindershouldbe

rkplug,insertingcompressiongageinspark

gineovertwoorthreetimes,and taking

Gageshouldread87to 90forsatisfactory

btainedislessthan87, checkvalvetappet

ranceis0.006inchwithenginehot,refer

USTSYSTEM.Bentexhaustormuffler

esrestrictedbycarbonformation.Straighten

acemuffler.


/ h t t p : / / w w w . h




eparagraph64.

eeparagraph44f.

ACCUMULATIONINCYLINDERHEAD.In

eapparentonaccelerationorhardpull, and

ng.Retardtimingslightly.

ARADVANCED.Thisconditionwill

artoexcessivecarbonaccumulationexcept

pronounced.Tocorrect,retardtiminguntil

enengineis pulling.

osepistonpinknocksmayusuallybe

eknocksasoccurringintermittentlyand

hanmain bearingknocks.Refertohigher

RODBEARINGS.Knocksresultingfrom

uratregularintervals,andareof aslightly

nknocks.Refertohigher authority.

S.Mainbearingknocksaremoreofa

ndaremore apparentasthecrankshaftre-

gnitionhasbeenturnedoff.Referto higher

TCLEARANCE.Excessclearancebe-

ndvalvestemswillresult inasharpclick

als.Adjusttappetsto0.006-inchclearance

c).

ow.Addsufficientcoolanttobringsolu-

TIVE.Testthermostatactionbyremov-

ated toapproximately180°F.Thermostat

2°F,andbefullyopenat185°F.Replaceif

fications(par.81).

stbeltadjustmentbypressingin on

ger.Belthaspropertensionwhendeflection

ngerpressure.Readjusttensionif necessary

GED.Removerestrictionsfromopening.

.Checkcrankcaseoillevel,andadd

cosityas required.

eparagraph64.

eeparagraph44f.

IGHRATIOGEARFORLOADOR

iogear.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)


tion.

LTooHIGH.Checkcrankcaseoillevel,

essary.

Inspectallgasketsandoilsealsfor

fleaksarediscovered,tightenall holding

correctionisnoteffected,reporttohigher

URE.Refertohigherauthority.

DVISCOSITYOFOIL.Replacewithoilof

viscosity.

ANDPISTONWEAR.Thisconditionis

ofpower,lowcylindercompression,and

ontoexcessiveoilconsumption.Tocorrect,

ECTINGRODBEARINGS.Loosemainor

usuallyidentifiedbyknocks(subpar.e(4)

essiveoilconsumptionbyvirtueofthe oil

nderwallsin greaterquantitythancanbe

rings.Refertohigherauthority.

VISCOSITYOFOIL.Changetooilof

y.

VALVESTUCK.Refertohigher

ECTINGRODBEARINGS.Refertosub-

o identify.Refertohigherauthority.

LUTCHPEDAL.Correctdrivinghabits.

REGNATEDWITHOILORGREASE.Re-

par.66).

DJUSTMENT.Adjustclutchasspecified

:Donotattemptcorrectionbypedal

s.

RIVENMEMBER.Replaceclutchdriven

REGNATEDWITHOILORGREASE.Re-

par.66).

ATESCORED.Refertohigherauthority.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



CylinderstoStartEngine.

IVE.Removefuelpumpbowl,actuate

nifpumpdeliversfuel. Ifnot,perform

dagaintestpump.Ifno fuelisdelivered

replacepump(par.70c).

D.Servicefuelfilter(par.69b).Ex-

orrestrictions,andreplaceifnecessary.

LINECLOGGEDORRESTRICTED.Ex-

ons,bends,kinks,ordents, andforeignmat-

wof fuel.Cleanorreplacelineif necessary.

amineallconnectionsforevidenceof

PERATINGARM.Disconnectfuelpump

etorfitting,crankenginewithcranking

mpdeliversfuelwhileengine camshaft

cepump.

ONTROLADJUSTMENTINCORRECT.If

ylinderstostartenginewhencoolor cold,

asoutlinedinparagraph71b.

LECONTROLADJUSTMENTINCORRECT.

orrect,andinsufficientfuelreachescylin-

throttlecontroltoprovidefullopening

sdepressed,orthrottlecontrolispulled out.

EVELINCORRECT.Iffuellevel incar-

providesufficientfueltostartengine,refer

NENGINE.Tightenpumpmountingcap

CTSPRINGWEAKORBROKEN.Remove

tarm,observingspringtension.Replace

WORN.Withpumpremovedexamine

,determineifpin isworn.Replacepumpif

REDORWORN.Withpumpremovedin-

essivewearorscores.Replacepumpif

ghManifold.

ETooLEAN.Thisconditionusually

rtohigherauthorityfor correction.

RRECT.Adjustignitiontiming(par.


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

werDueto ExcessFuel.

NSPARTIALLYORFULLYCLOSED.Ad-

untilchokevalveisfully openwhencontrol

71 b).

ALVEINCORRECTLYADJUSTED.Refer

NGRODSIZEINCORRECTFOROPERAT-

ohigherauthority.

eration.

RATORPUMPDEFECTIVE.Replacecar-

DSEATS.Cleanorreplacecarburetor

NTINSYSTEM.Addcoolant.

stbelttocorrecttensionbymoving

mountingbracketwithadjustingscrewuntil

oncanbeobtainedwithfinger pressure

SY,ORWORN.Ifbeltisoilyor greasy,

belt,orif notsatisfactoryaftercleaning,

nenoughtocauseslipping,replace.

ATIVE.Testpumpactionbyfilling

waterisagitatedwith enginerunning;orby

setightly,andfeelingif pressureisindicated

d.Ifpumpisinoperative,replace(par.80 d).

ATIVE.Ifengineheatsrapidlyandcon-

ratureindicatorreaches185-190,remove

ening.Thermostatshouldstartto openwhen

pproximately160°F,andfullyopenat

ethermostat(par.81).

CLOGGED.Cleanradiatorcoreopenings

r foreignmatterwhichwouldrestrictair

LOWERHOSESCOLLAPSED.Testboth

ppearanceandfeelfor pressurewhenengine

eofweakorcollapsedhoseisdiscovered,

GGEDINTERNALLY.Ifthermostatand

erminedtobesatisfactory,andbothupper

dcondition,removeradiatorcapandnote


/ h t t p : / / w w w . h




perradiatortankwhenengine isacceler-

vementofsolutionisnoticed,radiatorcore

.Reverse-flushorreplacecore.

RRECT.Retimeignition(par.93f).

GOPEN.Thisconditionwillbeevi-

ingconsistentlycool,andn6twarmingup

thermostatwouldnormallyremainclosed

eplacethermostat(par.81).

LOOSE.Tightenupperandlowerhose

ERIORATED.Replacehose.

ETDEFECTIVE.Installnewgasket

KING.Examinecoreforvisualevidence

acecore.

Operate.

RCOMPLETELYDISCHARGED.Testbat-

pecificgravity.Ifreadingis lessthan1.200,

fullychargedbattery.

LOOSEORCORRODED.Examinetermi-

osion.Cleanandtightenas necessary.

RAPNOTMAKINGGOODCONTACT.Ex-

tactandtightness.Cleanandtighten if

SHSWITCHDEFECTIVE.Removeone

chandtouchit tootherswitchterminal

nkingmotortooperate,replaceswitch(par.

MINALSONCRANKINGMOTOROR

sasrequired.

esButDoesNotCrankEngine.

IONORFLYWHEELGEARTEETHSTRIP-

otororrefertohigherauthority,if teethare

NIONSHAFTDIRTYORGUMMY.Ifcrank-

doesnotengagewithflywheelgearteeth,

spinionto stickonBendixshaft,remove

Bendixdriveparts.Ifgearsdo notengage

endixspring,orstudsattachingspring to

partsorassembly.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ooSlow.

ENGINEOIL.Toomuchdragorfriction

ocorrectgradeof oil.

CUITDUETOPOORBATTERYOR

Examinebatteryandgroundconnectionsfor

t.Cleanandtighten.

D.Testbatteryforcharge.Ifdischarged,

battery.

OSEORDISCONNECTEDATBATTERY

htenterminalconnections.

RAPLOOSE,ORGROUNDCONNECTION

roundconnection.

WIREDISCONNECTED.Examinewire

rsfor tight,cleanconnection.

OUTOFCONTACTWITHDISTRIBUTOR

tributorcap,andexamineplungerand

ry.

OUTOFCONTACTWITHCAPTERMIN-

edrotorcontactorburneddistributorcap

d/orrotor.

DENSERWIREDISCONNECTED.Examine

erminals;connectandtightenifnecessary.

PITTEDANDSTUCK.-Examinepoints

pittingcausingpointstostick.Thiscondition

fectivecondenser.Replacepoints,adjust

h,andreplacecondenser.

APINCORRECTLYADJUSTED.Ifdistrib-

sothatpointswill notseparate,orpoints

stpointgap to0.018-to0.022-inchmaximum

OOSEATDISTRIBUTORORPLUGTER-

distributorcaptowersandplugterminals

mlyin towersanddownoverplugtermi-

ENORELECTRODEGAPINCORRECT.Ex-

celain,orelectrodegapsspacedincorrectly.

o0.025inch andreplacebrokenplugs.

w.Testbatteryforcharge.Cranking

stofbattery energytocrankengine,leav-


/ h t t p : / / w w w . h




ntensespark.Rechargeorreplacewitha

avedeterioratedtosuchan extent

terylowvoltagetohighvoltagenecessary

placecoil.

ERPOINTGAPINCORRECT.Ifgapistoo

ointsto 0.018to0.022inch.

RCAPCOILWIRETOWERCORRODEDOR

ls,anddistributorcapandcoiltowerter-

DASHDEFECTIVE.Removeunitcover,

theoppositeendsofthe filter,andjointhem

s 'defective,normalignitionsparkwillbe

therfiltersisresponsible,theammeterwill

terychargingcircuit.Replacefilterassembly

y.

ERONIGNITIONCOIL.Testcondenser

etocondenser,leavingotherwiresinplace.

esneedofreplacingcondenser.

t.

LACKOFPOWER.Eitherconditionmay

gnitiontiming.Retimeasoutlinedinpara-

Checkignitiontiming,andretimeif

gnitionknockhavingrattleor ping

ngbeingtoofaradvancedisevident,re-

ATINGSYSTEM,

harge.

RRODEDCONNECTINGTERMINALS.Bat-

roughloose,dirty,orcorrodedterminals.

ndtightenifnecessary.

YSWITCHESDEFECTIVEORNOTTURNED

ectalllightandaccessoryswitchesfor"OFF"

observeammeterreadingforindicationof

nydefectiveswitches,andreplaceorreport

ceoutshortin wiringandreplacewiring.

ORCIRCUITBREAKERPOINTSSTICK-

videncedbydischargereadingof theam-

minatedbyturningoffall switches,and


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

existin wiring.Ifdifficultycannotbeelimi-

replace(par.86).

e.

ATBATTERYTERMINALSORGENERA-

nnections.

Replenishwaterinbatterycell.

TED,OROTHERINTERNALDAMAGE.

ORORGENERATORREGULATOR.Referto

TONDASH.Refertoparagraph88c.

GENERATORREGULATOR.Adefective

nctioningofthe batterychargingcircuit

nectthegeneratorfieldwireto thefield

fthe ammeterindicatesthecharging

thefilter.

ERATGENERATORARMATURETER-

thegeneratorarmatureterminalis believed

nnectingtheleadwirefrom condenser,allow-

nplace.Normaloperationindicatesthe

ereplaced.

elopCharge.

AdjustbelttoVa-to ^s-inchdeflection

LOOSEONSHAFT.Tightenpulley.

ATORDIRTY.Cleancommutatorbyre-

acingastripof No.00flintpaperovera thin

againstcommutatorwhileitisrotating

SWORNORNorSEATINGPROPERLY.

enceofexcessivewearorweakbrushsprings,,

ayfromcommutator.Replacegenerator

goodcontactwithcommutator,duetowear

OMMUTATORBARS.Ifcommutator

xtentastopreventbrushesfrom contacting

arators,replacegenerator.

ECTIONS.Examineallwiringfromgen-

ulatortoammeterand battery.Cleanand

ecessary.

.Ifgeneratorisactuallycharging,as

ychargedbattery,butammeterdoesnot

mmeter.


/ h t t p : / / w w w . h




REGULATOR.Ifgeneratorregulatoris

tor(par.86).

ORRECTGRADEOFLUBRICANT.Check

ricantasrequired.Test gradeoflubricant

OSEONENGINE.Tightencapscrews

ngine.

EONCLUTCHHOUSING.Tightennutson

ntoclutchhousing.

NALPARTSNOISY.Refertohigher

smission(pars.97and98).

fGear.

ORRECTLYADJUSTEDORWORN.Refer

acetransmission(pars.97and 98).

bricant.

WORNORDAMAGED.Refertohigher

smission.

RLOOSEORGASKETDAMAGED.Tighten

overgasket,andreinstallcover.

ORRECTGRADEOFLUBRICANT.Observe

ricantasrequired.Checkgradeof lubricant

EORINCORRECTLYADJUSTED.Adjust

th,andcheckclevisesforproper clearance.

erfit.Replaceif necessary.

MOUNTINGCUSHIONS.Examineframe

asemountingboltsfortightness,and mount-

Replaceifnecessary.

RNORDAMAGED.Refertohigherauth-

ase.

SKETDAMAGED.Tightencoverorreplace

SHAFT,DRIVENSHAFT,ORMAINSHAFT

authorityandreplacetransfercase(pars.


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

PERLYADJUSTED.Readjustcontrolrod.

EARORSHIFTSHAFTLOCKPARTS.Re-

eplacetransfer case(pars.100and101).

IVERSALJOINTS,AND

LYINSTALLEDSHAFTANDJOINTS.Inspect

out ofalinement,replaceshaft.Examine

emblyalinementmarks.Ifassemblymarks

ve,disassemble,andreassembleaccording

CROSSBEARINGS.Lubricatebearings

section(par.23).

NTBEARINGSORCROSS.Inspectparts

artsasnecessary.

CHINGSCREWSLOOSE.Inspectpillow

,tightenas required.

SE.Manytimeswhatisfirstthought

ytirenoise orhumdueto thecharacterof

hicleis beingoperated.Todetermineifthe

romtheaxle,drivethevehicleovera soft

ppearswhendrivingoverthistypeof road,

seresultsfromthe tires.Asfrontandrear

r,determineifthe noiseemanatesfromthe

hehumexistsatall speeds,andisap-

dpulling,examinewheelbearingsfor

lubrication.Readjustandrelubricatebear-

ringsdoesnoteliminatenoise,pinion bear-

ent.Refertohigherauthority.

ornoiseexists onlyoncoasting

onditionmaybecausedeitherbyincorrect

t,bypinionbearings,orpinionto bevelgear

st,andlubricatewheelbearingsandtestfor

wheelbearingadjustment,referto higher

rnoise existsonlywhilevehicleis


/ h t t p : / / w w w . h




einternalaxlepartsrequireadjusting.

fectingSteering.

DIFFICULTIESWILLDIRECTLYAF-

HEVEHICLE.Suchconditionswillbecovered

LENOISE.Seeremarksunderpara-

umhasdefinitelybeenidentifiedas

andexistsat allspeeds,readjustwheelbear-

ervicingwheelbearingsdoesnoteliminate

yrequireadjustment.Refertohigherauthor-

toparagraph42a(3).

paragraph42a (4).

snoiseisusuallyidentifiedbya sharp

owerisfirst appliedtoreverse.Theaxle

,andshouldbe examinedandtightenedif

aftflangesdoesnoteliminatethenoise,trou-

orrectadjustmentofinternalparts.Referto

orBoard,ButHas LittleorNoBrak-

INGS.Thisconditionisusuallyindicated

e brakepedalseveraltimestoobtainthe

Ifsatisfactoryresultsarenotobtainedby

tment,inspectlinings;ifwornbadly,replace

r.128aand b).

RECTLYADJUSTED.Ifanchorpinsarenot

trelativebrakeshoeliningsurfaceto drum

unganddrumsdistorted,causingoneend of

while otherenddoesnotmakecontact.A

entisnecessarytopositionbrakeshoescor-

M.Thiswillallow gradualdepression

oor.Ifinspectionofthe wheelcylinders,brake

storevealleakage,removemastercylinder

sforscoresandscratches.(Mastercylinder

mined.)Ifdefective,replace.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



1-TO5-TON6x4TRUCK

6AND US6x4)

dicatedbyspringypedaloperation.If

edalmaygotofloorundernormal footpres-

edthesystemtocorrectthisdifficulty(par.

ALADJUSTMENT.Correctpedaland

or%2to%4-inchlashon themastercylinder

urestrokestarts. Excessivefreemovement

eof fluidbeingforcedthroughthelinesto

usetheeffectivepistonstrokeinthemaster

SERVOIR.Checkforfluidleaksinsys-

mastercylindersecondarycupandprotective

emastercylinderifnecessary.Tightenleak-

ectfluidtobrakemastercylinder,andbleed

every1,000miles,andaddfluidif necessary.

Action.

RECTLYADJUSTED.Refertosubpara-

subparagrapha(4)above.

rewithLittleorNoBrakingEffect.

ENTINCORRECT.Refertosubparagraph

INING.Replaceshoeassemblies.

INGS.Replaceshoeassemblies,and

horoughly.Inspectwheelhuboilsealsforevi-

eplaceifnecessary.

SCAUSINGPOORSHOETODRUMCON-

ots,orreplaceshoeassemblies.

TEM.Theoperationoftheentirevacu-

dforleaksasfollows:Removethepipe plug

erearwardendplateofthe powerbooster.

tothepipeplug holeintheend plate.Start

adingon thegage.Itshouldshowa vacuum

eengine,andnoteif thevacuumisretained

me.If thevacuumdropsrapidly,itindi-

er,lines,orcheckvalveconnections.Correct

quired.

hLightPedalPressure.


wheelbrakeshoesarenot adjustedtosame

lltooneside.Atrear brakes,wheelaffected

orthis conditionrequirescarefuladjustment

rance(par.126 b(4)).


/ h t t p : / / w w w . h




ES.Unequalbrakingwillresultfrom

onaxlehousing,orknuckleschangingpre-

tersonwhichshoeadjustmentismade.

curely,andadjustbrakeshoes.

NG.Noattemptshouldbemadetosal-

removegrease.Replaceshoeassembliesat

TURNSPRING.Replacereturnspring.

DTOANCHORPIN.Afterfreeingbearings

oreducepossibilityofrecurrence.

LOSETODRUM.Adjustbrakeshoes,

SDISTORTED.Inspectcupsandreplace

anddipcupsincleanhydraulicbrakefluid

NGS.Adjustwheelbearingscarefullyto

rlyinrelationto thebrakeshoes(pars.136

M.Theuseofengine oil,kerosene,or

willcausetherubbercups,boots,hose,and

stort.Theentirehydraulicsystemshould

hydraulicbrakefluid.Allrubberparts are

ALADJUSTMENT.Refertosubpara-

stercylindercup maynotcompletelyre-

position ifcorrectpedalfreemovementis

eliefportblockedso thatexcessivefluid

em,pressurewillbuildupsufficientlytocause

orarycorrectioninvolvesopeningbleeder

excessfluid toescape.Itisimportantthat

nedsecurelybeforebrakesareapplied.To

rence,brakepedalandlinkageshouldbe

aspossible.

BOOSTEROPERATINGVALVE.Checkbrake

nglinkageforadjustment(par.126b (2)).

pecifications,theatmosphericvalveinthe

aynotbeseatingproperly,resultingin a

Tochecktheatmosphericvalve,disconnect

werboostercylindervacuumlinefromthe

ectavacuumgagetovalvefitting.Runthe

dthenstopit.If thevacuumdropsrapidly,


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

.

NGS.Refertosubparagraphd(3)above.


GPLATES.Refertosubparagraphd(2)

GU-BOLTS.Thisconditionisparticularly

brakeapplications,andisduetofront axle

unningin misalinement.Restoreaxleto

rminingthatspringcenterbolt hasnot

gU-bolts.

ININGSONBRAKESHOES.Aslinings

tions,itisimportantthatl iningsofthesame

sbeusedonall wheelbrakes;otherwiselinings

ciencywillaffectbrakingeffort.Ifthiscon-

ohigherauthority.

NFLATED.Brakingeffortisaffectedto

onsintire pressure.Inflatealltiresto equal

S,ANDDRUMS.

DBYLOOSEORBROKENWHEELBEAR-

allyidentifiedby apoundingsound,andwill

ontwheelshimmy.Inspectforlooseor

ateifnecessary,adjust,orifbearingsare

t.

ONHUBS.Tightendrumstohubs(par.

ORBACKINGPLATES.Theseareusually

squeakingnoise.Tightenorreplacepartsas

TOFBALANCE.Thisconditionwillde-

d makeasoundsimilartoloose orbroken

immy"willalsoresultathigh speed.Remove

ewheel.

G,ORINCORRECTLYMOUNTED.Result-

step(4)above.Replacewheelormount

D.Innatetirestoproperpressure.

EDDEDINTIRE.Removeforeignob-

etweenduals.Examinetirefor damage.

conditionindicates.


/ h t t p : / / w w w . h





eWear.

FLATED.Inflatetorecommendedpres-

RRECTLYMOUNTED.Replacewheel,or

FALINEMENT.Alinefrontwheels,para-

ADJUSTED.Adjustbrakes,paragraph

djustclutch,paragraph64b.

LINEMENT.Inspectfrontaxlespring

ndspringU-boltsfor tightness.Replacecen-

asrequired.

LICATIONBYDRIVER.Correctdriving

.

RE.Inflatealltirestorecommended

ROPERLYADJUSTED.Adjustwheelbear-

nd138a).

ADJUSTED.Adjustbrakes(par.126b

RSUNEQUAL.Replacewithtireshaving

ABSORBERS.

DBOLTSINSUFFICIENTLYLUBRICATED.

esandbolts.

TBOLTSSEIZED.Removebolts;cleanor

ecessary.

D.Reducevehicleloadtoratedloadca-

BUTIONUNEVEN.Distributevehicle

EN.Removespring,replacebrokenleaf

esandbolts,andreinstall.

PSTooTIGHT.Freeupandadjustre-

NOPERATIVE.Replaceshockabsorber.

SYOROILY.Springleavesshouldnever

oilyor greasy,cleanspringsasmuchas


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

mbly,andallowreasonabletimetoelapseto

provementisnoted,remove,disassemble,

dreinstall.

CKABSORBERS.Fillshockabsorbers

evel.

NOPERATIVE.Replacedefectiveshockab-

PSBROKEN.Replacebrokenrebound

ersNoisy.

TBOLTSORBUSHINGSWORNORBROKEN.

etboltsandbushingsforwearor breakage.

LINEMENTDUETOLOOSESPRINGCLIP

RBOLT.Inspectaxleandspringsfor misaline-

nuts;ifloose,tighten.Inspectspring center

alineaxleand spring.

EATBEARINGS.Inspectrearspringseat

aloncrossbar.If loose,readjustbearings

barisperceptible.

OUNTINGSLOOSE.Tightenmountingsas

BERBUSHINGS.Replacebushings.

OCKABSORBERARM.Tightenorreplace

OPERATIVE.Replaceshockabsorber(par.

SHOCKABSORBER.Addfluidas re-

UIDDIRTY.Remove,clean,andrefillwith

.

N.Lubricateatfollowingpoints:

d(draglink).

ngs.

NTOFSTEERINGGEAR.Todetermineif

byimproperadjustmentofthe steeringgear

eringconnectingrod(draglink)atthe Pit-


/ h t t p : / / w w w . h





sewithwhichthe steeringwheelcanbe

turnedwithoutundueeffort,thetrouble

erthanthesteeringgear.If thewheelisdiffi-

nedinparagraph144,orrefer tohigher

RAGLINK)ENDSADJUSTEDTooTIGHT.

sforfreemovement.Ifdifficulttomove,lu-

upbybackingoffadjusting plugs.Lockplugs

djustmentis completed.

RIMPROPERLYLUBRICATED.Testtie-

vementandproperlubrication.Freeup

ENSIONINCORRECT.Withfrontend

agedisconnected,teststeeringknucklefor

tomove,refertohigherauthority.

D.Testairpressureinfronttires.If

ssure,inflatetoproperpressure.

TOE-IN,BENTFRAME,ORFRONTWHEEL

gherauthority.

D.Inflatetirestorecommendedpres-

LY.Shifttiresorreplace.

ARINGSLOOSE.Adjustwheelbearings

Inspectfrontaxlespringcenterbolt

-boltsfortightness.If axlehasshifted,re-

thority.

RIBUTION.Equalizeload.

RINCORRECT.Refertohigherauthority.

INCORRECT.Adjusttoe-in(pars.108

FLATED.Inflatetorecommendedpres-

NGSINCORRECTLYADJUSTED.Adjust

.136aand 137a).

NTINGBOLTSLOOSE.Inspectsteering

ghtenifnecessary.

MBLYPARTSWORNORINCORRECTLY

rauthority.

NGROD(DRAGLINK)ENDSLOOSE.In-

sforproperadjustment.Readjustifnecessary.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

dtoSteeringWheel.

NGROD(DRAGLINK)ENDSTooTIGHT

connectingrodends.

ASHINSTEERINGGEARWORM.Refer

NGSLOOSE.Adjustbearings(pars.136a

ootinginconnectionwithbodiesand

inlytolocatingandeliminatingbodynoises.

edintwo classifications;viz.,thoseoccurring

occurin thecargo-carryingbodyproper.

escanbegroupedin twoclassifications,

of thecabbeinglooseonthe frame,which

eningthecabmountingbolts,and those

ors,windows,andwindshieldsbeingim-

fasteningpoints,orglassbeingloosein the

mes.Nosetprocedurecanbeoutlinedfor

epointof origincanonlybedeterminedby

Iftheconditionis theresultofloosemount-

cationatdoorhinges,pins,locks,or loose

catingwilleliminatethenoises.If thecor-

ofasheetmetal character,refertohigher

Ifinvestigationdeterminesthatthe

arryingsectionofthebody,aneffort should

e,and ifpossibleeliminateitby tightening

etc.Ifbreakageisdiscoveredwhichwould

airsofasheet metalnature,refertohigher

Ifi tisdetermined,throughtheproc-

noise emanatesfromtheframe,thecondi-

higherauthority.Iftheframeis bentor

uthority.

D.Rechargeorreplacewithfullycharged

LOOSEORDIRTY.Cleanandtighten

RAPLOOSEORMAKINGPOORCONNEC-


/ h t t p : / / w w w . h







1-TO5-TON6x4TRUCK

6AND US6x4)

VE.Testswitchesbyshortingacross

ampsburn.If lampsdonotburn,replace

VE.Ifammeterfailsto registerwhenit

hargingand generatorregulatorisingood

lnewammeter(par.157).

AMAGED.Inspectoilsealsatmain-

sual evidenceofleakage.Ifleaking,refer

OUNTINGPAD.Ifexaminationindi-

gpadgasket,removeandinstallnewgasket,

einstalling.

UNTINGSCREWSLOOSE.Tightenall

.

ISYINTERNALLY.Refertohigher

OPERGRADEOFLUBRICANT.Add,or

quantityand gradeoflubricant.

,ORGEARSDAMAGED.Refertohigher

erTake-offEngaged).

SHAFTFLANGE.Replacedriveshaft

ts.

DJUSTED.Adjustbrake(par.168).

y.

fluidtocylinderasinstructedin

EM.Inspecthose,connections,pumpand

kingnutsforleaks.Tightenconnectionsor

quired.


/ h t t p : / / w w w . h





teady.

fluidasinstructedinparagraph177 c.

M.Drainfluidand refill,paragraph

RaisedPosition.

COMPLETELYCLOSED.Adjustrelease

agraph178b.

EAKING.Cleanvalveorreplacepump

YLINDER.Addnecessaryamountof

EEDCAUSESPUMPTORUNATSPEEDS

educeenginespeed.

RTODISENGAGEPOWERTAKE-OFF

LLYRAISEDPOSITION.Thiswillcausepump

ntoiltopump,causingitto pickupair.

henbodyisfully raised.

PELLERSHAFTSTICKING.Freeup


/ h t t p : / / w w w . h





}-TO5-TON6x4TRUCK

6AND US6x4)

ATA,MAINTENANCE,AND

data54

56

old57

mberventilators60

BULATEDDATA.

and58). The6-cylinder,L-headtype

has a4-inchboreanda 4V4-inchstroke.

three points:atthefrontby anintegral

chfitsoveraflangeon thetiminggearcover,

ofthebrackettothe framefrontcrossmem-

ebolton eachsideoftheflywheelhousing

whichareinturn bolted(twoboltseach)to

mesiderails. Theenginemountingsare

reartocushionvibrations.Thecylindersare

eefficientcooling.Thecylinderheadis

pscrews,andis completelywater-jacketed.

at theleftfrontofthe engine,andisfastened

mpanddistributorsupportbracket,whichin

stotherearof thetiminggearhousing.Down-

eedingallsix cylindersthroughasingle

erright sideofthecylinderblock.Theengine

pressuretothemain,connectingrod,and

1


/ h t t p : / / w w w . h





ATA,MAINTENANCE,AND

DWIPER

BE

tSide

andlesstransmission)734lb

odandremovebothhoodsidepanels

).Disconnectthevalvecovertointake mani-


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

GPIPE

PPORTBONDSTRAPFANBELT

t

intakemanifoldadapter.Connectthe

n theadapter,start,andwarm-upengine.

connectionsaretight,thecarburetoris

ineisfiringon allcylinders,andtheignition

uminthe intakemanifoldwillbebetween


/ h t t p : / / w w w . h





ATA,MAINTENANCE,AND

Side

vel.Ifthevacuumis lessthan16inchesafter

sparagraphhavebeenperformed,investi-

ora restriction.Stoptheengine.Disconnect

ebreatherpipetothemanifoldadapter,and

nsdescribedinthisparagraph.

neHot).Removeallsparkplugsand

nsparkplughole ofNo.1cylinder.With

buretorthrottlewideopen,crankengine


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

rmoreenginerevolutionsuntil compres-

amaximumreading.Testremainingcylinders

gthecompressionofeachcylinderon a

compressionofthisengineat sealevelis

sas registeredoncompressiongage.Ifthe

ecylindersis10 ormorepoundslessthan

edfromthebest cylinder,thesecylinders

PanelRemoved

s,orare scored.Checkthevalvestem

w)andrepeatthecompressiontest.Ifone

ctive,notifyahigherauthority.If thecom-

oceedwiththeremainingstepsinthis

ance(EngineHot).Removevalve

erscrew(figs.61 and62),to obtainavalve

chforeachvalve.Ifany valve-stemclear-

chbeforeadjustment,thismaybethecause

atcylinder,andrepeatingthecompression

eterminetheconditionofthe ringsand

pectvalvespringsforcracks,andvalve


/ h t t p : / / w w w . h





ATA,MAINTENANCE,AND

ePanelRemoved

10162

eClearance


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

gaskets,applysealingcompound,andinstall

ndManifold(EngineHot).Tighten

nthepropersequence(fig.63) toatension

ngMechanism

nutsholdingintakeandexhaustmanifold

ary.

sandadjust electrodestoagapof

tiveplugswithnewones.Installsparkplugs

aner,andfill reservoirtoproperlevel


/ h t t p : / / w w w . h




ATA,MAINTENANCE,AND

anfuel filter(par.69).

intsarepitted orburned,replace

ntactpointgap to0.018to0.022inch.

pumpsedimentbowlandscreen,

gasket.Testfuelpump pressure(par.70b).

ming(par.93f).

.Adjustidlespeedandidle mixture

side panelsandfenderaprons,andlower

GASKET.

emovebothhoodsidepanels(par.61),

oundstrap.Draincoolingsystem(par.77).

CapScrewTighteningChart

aner.Loosenhoseclampatenginewaterout-

utlet.Disconnectthebypasslinerunning

e waterinletelbowonthewaterpump.

rcouplingnutfromcylinderhead,andcare-

cylinderhead.Disconnectthesparkplug

emovethe cylinderheadcapscrewholding

nsnapthedistributorcapsprings,and move

youtofway.Removethecylinderheadcap

derheadassemblyand gasket.

allcarbonfromhead,cylinderblock,

cesofgasketor sealerfromheadandcylinder

tatevalves,orallowanydirtto enter

etweenvalvesandseats.

ndthreadcompound(liquid-type

sket,andsetinplaceon cylinderblockwith

tnextto cylinderhead.Placecylinderhead

dto threadsofallcylinderheadcapscrews

atall accessorymountingbracketsareprop-


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

derheadcapscrewsinthesequenceshown

) toatensionof75 foot-poundswithatorque

asketis used,and55to60 foot-poundsifa

used.Installradiatorinlet bypasshose.In-

nifold

t;closedraincocksatbottomofwater pump

deofenginejustover thefuelpump.Place

dtightenclampscrew.Installdistributor

plugs.Fillcoolingsystem,andinstall car-


/ h t t p : / / w w w . h




DATA,MAINTENANCE,AND

ctbatterygroundstrap,installhoodside

r.62p).

TMANIFOLD.

dremoveright-frontfenderapronand

emovecarburetor(par.71f) andgover-

utletpipefrommanifold.Removevalve

orpipe.Disconnectwindshieldwiperpipe

Pan

heckvalvetoinletmanifold,pipefromintake

dholdingclampsfrommanifoldstuds,and

ket(fig.64).

manifoldgasketinpositionon studs

OUT)awayfromcylinderblock.Install

eholdingclampsoverthe studs.Installthe

urely.Installa newflangegasket,andenter

.Installmanifoldtoexhaustpipeflange

Connectwindshieldwiperpipeandbrake

epipetofittingsonintake.Install valve

orpipe.Installgovernorandcarburetor


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

ntfender apronandhoodsidepanel(par.

oil,andremoveengineleft-sidepan.

wofOilFilter

pstick.Installdrain plugwithnewgasketin

Removerightfenderapron(par.61 b)and

ar.83b).Removetheoilpan retainingcap

n,being, carefulnottodamagelowerpartof

ig.65).


/ h t t p : / / w w w . h







1-TO5-TON6x4TRUCK

6AND US6x4}

ubbergasketinoil filterbasechan-

dyplateinsidebottomoffilter bodyfromthe

asebolt,andsecurelytightenwithsocketand

oilfiltercentertubeandtighten.Placefilter

ringand filtercoverwithanewgasket,and

ew.

LVECHAMBERVENTILATORS.

tor.

ventilationpipefromintakemanifold

emovepipe.

etventilationpipetointakemanifold

ventilationpipefromaircleaner

ectventilationpipetoaircleaneradapter

oilfillertube capisairtighton vehicles

pipes.


/ h t t p : / / w w w . h




STALLATION

hoodandpropitopen,removehood

inand spring,andfastensupporttohood.

etwobondstrapstohood.Unhookthe hood

ethecotterpinsand castlenutsholdingthe

odTopAssembly

he hood.Pulllinkarmsoffthe studs,and

vethecotterpinsandcastlenuts holdingthe

e hood,pushlinksoffthehoodstuds and

movehood(fig. 68).


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

elsandFenderAprons.Remove

screwsand paneltodashscrews.Remove

nuts,panel tofenderandapronstudnuts

NGINEENGINEFRONTMOUNTING

ngs

depaneloffthevehicle.Removefenderapron

adiatorbolt.Removewiringharnessfrom

Disconnectbondstraps,andremovefender

aragraph84c.

derBlock.Draincoolingsystem


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



STALLATION

paragraph78.

ission.Removetransmissionand

allowlubricanttodrain,installdrainplugs,

age.Removetheclutchoperatingto

two).Removethesleeve.

aft.Disconnecttransmissiontotrans-

mtransmission(par.104).NOTE:Onve-

ine

h,removesetscrewfromflangeat power

ngforward,movedriveshaftforward,and

hiftLevers.Seeparagraph102.

earshiftCoverAssembly.Remove

e transmissioncovertothecase,liftcover

dcovertransmissioncaseopeningwitha

Controls.Seeparagraph71f.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

e.Removethenutsholdingexhaust

nifoldflange.Removethecapscrewsholding

ckettotheclutchhousing.

ipesfromEngine.Disconnectall

alunits.Disconnecttheoilpressuregagepipe,

fuelpumppipe;removeheatindicatorele-

Disconnectintakemanifoldtopowerbooster

ckvalve.Reachthroughholeincabfloorand

dingthecheckvalveclamptoclutchhousing.

ns.Removescrewsholdingengine

moveside pans.

ntings.Takeoutthecotterpinsand

tand rearenginemountingsinplace(fig.

ercushions,andspacers.

ds.Disconnectoilpantoframefront

rossmember,andcylinderheadtodash

ossShaft.Removenutsandboltsthat

dash,andremovecrossshaft assembly.

assis.Inspecttheengine,clutch,and

makesurethatalllines, wires,andcontrols

ropeslingorchainssecurelyaroundthe en-

blywitha hoist,guideitforward,andoutof

hatitclearsany obstructions(fig.70).

s.Installa ropeslingorchains

ineassemblywitha hoist.Keepingthefront

owerandguidethecompleteengineassembly

makingsurethatit clearsanyobstructions.

ngs.Positionenginefrontmounting

ashersundertheengine frontsupport.Place

ercushionsandplainwashersunderengine

heengine rearmountingbolts(twooneach

erearsupportplates,plain washers,and

ainwasher,lowercushion,andcushion

frontmountingbolt.Pushboltsup throughthe

underneath,beingsurethatspacerspass

weranduppercushions.Lowertheengine

ntheuppercushions,andinstallthe castle

tingbolts.Fromthe undersideofvehicle

rlowermountingcushions,andplainwashers

armounting.Startcastlenutsonbolts,and

sscompletelythroughlowerandupper


/ h t t p : / / w w w . h




STALLATION

utsenoughtobringspacersintoeffective

pins.

Fastenoilpantoframefront cross

mber.Makesurethetoothedlockwasheris

mefrontcrossmember,andtightennut

gthecylinderheadto dashbond,being

erisbetweenthe bondanddash;tighten

sShaft.Installcrossshaftbracketto

stoEngine.Connectall wirestoen-

ecttheoilpressuregagepipe,windshield

pipe;install heatindicatorelementincylin-

manifoldtopowerboostercheckvalvepipe

oughholeincabfloorand installtheclamp

checkvalvetoclutchhousing.

aceanewgasketonexhaustpipe

inexhaustmanifold,installpipeflange to

htensecurely.Positionmufflerfrontclamp

ewsholdingthebrackettothe clutchhous-

Placeengineside pansinposition,

whichholdeachofthesidepans totheframe,

ntrols.Seeparagraph71g.

rshiftCoverAssembly.Makesure

ncasecoverandthecaseareclean.Installa

thetransmissiongearsin neutral,andset

esurethe gearshiftforksareproperly

ecovercapscrewswithlockwashers.

dtestthe shiftingactiontobesurethe shift

yengaged.

tLevers.Seeparagraph102 d.

e.Positionthesleeveonclutchoperat-

llthe sleeveboltsandnuts.Tightense-

ns.Ifnecessary,adjustclutchpedalfree

Connectthetransmissiontotransfer

smission(par.104).NOTE:Onvehicles

sewinchdriveshaft,andslide theflange

djustsafetyring,installsetscrewin flange,

offshaft.

agraph78c.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ginewithLubricant.SeeLubrica-

graph84d.

and FenderAprons.Placefender

allfenderapron tocowlboltandapronto

depanelsin position,andinstallhoodpanel

and studnuts.Installhoodpanelto fender

odside paneltoradiatoranddashscrews.

eraprons,beingsure toothedlockwashers

dfenderapron,and tightennutssecurely.

ositiononright fenderapronwithclips.

n positionandpropitopen.Install

rthe hoodstuds.Installhoodstudcastlenuts,

wcotterpins. Placethehoodhingeupper

llhood studcastlenuts,tightensecurely,

Hookthe hoodhingespringsinposition.

atorframe.Installpin,spring, andnew

oradiator frame.Fastenthetwobond

re thetoothedlockwashersarebetweenthe

nd tightenscrewssecurely.

Checkengineoil levelinthecrank-

emandstartengine.Noteoilpressure,and

ks.


/ h t t p : / / w w w . h




data63

hicle64

e65

BULATEDDATA.

eclutchisa single-plate,dry-disk

hichactsthroughtoggle leverstoforcethe

ofClutch

clutchfacingsingripping thedrivenplate

plateandthe engineflywheel.Whenthe

thelinkageturnsthe clutchreleaseyokeshaft.

essesagainsttheclutchreleasebearing,mov-

djustingplatesleeve.Thesleeveslidesonthe

ocompresstheclutchpressurespring.This

ontheclutchtoggle leverssothatthefour

ctorspringspullthepressure plateaway


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

etorelease it,therebydisengagingthe

carriesthe frontendofthetransmission

tothecenterboreof theflywheel.Whenthe

eclutchreleaseyokeallowsthetension ofthe

dethe clutchadjustingplatesleeverear-

verspivotonthe clutchcoveradjusting

essureplateagainst theclutchdrivenplate,

tchpressureplateand theengineflywheel

k

TCHINVEHICLE.

cingswear,theclutchsleevemoves

g,thusreducingtheclearancebetweenthe

sreducedclearancewillresultin areduc-

movementofthepedal,beforethepressure

tected.Wheneverclutchwearhasreduced

pproximatelyVainch,theclutchmustbe

erwaituntiltheclutchslipsbeforemaking

gwillcausefacingsto disintegratethrough

reburned,theymust bereplacedtogive

g.72).Donot adjustlinkage.Block

s inreleasedposition.NOTE:Thisisneces-

erectangularadjustingwashersorstudsat

pointsmaybecomebent,orthethreads on

tripped.Withtheclutchpedalblockedin

ovethehandholecover,andbackoffeach

fivefullturns.Removetheblockholding

clutchtoengage.This willpermitadjusting

ndout ofcontactwithadjustingshims.

cotterpinpuller,removeoneshimfrom

asher.CAUTION:fiesurethatshimdoes

onofitremainsunder rectangularwasher.

yoneshimis removedfromundereach

numberofshims remainundereachwasher

Disengageclutch,blockpedaldownagain,

ngnuts. Removepedalblockingandallow

astraightedgeor scale(4in.long,attached

eenthereleasebearingand therearface

).With ascale(3in.long, attachedtoa

cefromforwardedgeoftheverticalscale


/ h t t p : / / w w w . h




ha

hims

ments


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

himseat)ofthe clutchcover.Thisdimen-

andfiveshims underthewashers,isV/ie

himundereachwasherwill reducethis

Therefore,toobtainthecorrectadjustment,

ngParts

oveshimsasrequireduntilthedimensionof

thecorrectdistancefromthe machined

obtained,measurethedistancefromthe

chsleeve.Thisclearanceshouldbenot less

than%2inch.Ordinarilyitwillnot beneces-

kageunlesssomepreviousattempthasbeen

ningwearbyadjustingthe linkage.Ifthe


/ h t t p : / / w w w . h





angedorremovedpreviously,itwill be

nkage(par.65f) toobtaintheproper

shims.

NDLINKAGE.

tchoperationisaccomplishedbya

pressed,movestheclutchreleasebearing

gtheclutch.

emoval.Raisehoodanddisconnect

oveclutchandbrakepedalshaftsupport

nut. Pullsupportandpedalshaftto the

utscrews,and removepedalpadfrompedal.

pring,disconnectoperatingshaftleverrod,

stallation.Installandconnect

atingshaftleverrodnutsloose.Lubricate

bswithdrift insertedthroughframeside

shaftandsupport.Tightensecurelythe

eftendofpedalshaft.Tightennut onright

edal padonpedalwithscrews.Adjustclutch

bpar.fbelow).Connectbatterygroundstrap.

Removal.Removecotterpins,nuts,

tchoperatingtoreleaseshaftsleeveinposi-

t ontooperatingshaft.Removelocknutand

operatingshaft leverrod.Moveclutch

ngshaftleverrodfrom clutchoperating

oninnerendof clutchoperatingshaft,and

metowardcenterlineofvehicle.Slideoil

eofftheoperatingshaft.Removeclutchoper-

atingshaftby looseningclampbolt,and

oodruffkeyandshaft.

nstallation.InstallWoodruffkeyin

operatingshaftleveronshaft andkey.In-

ronshortendof operatingshaft,andslide

f shaft.Insertshortendof shaftthrough

onthesleeveoverendsof operatingand

boltsand nuts.Tightenthenutsandinstall

latwasherand springoverendofpedalto

enterrodthrough shaftlever,andinstall

Adjustclutchpedalfree movement(sub-

dalFreeMovement.Loosenthe

e clutchpedaltooperatingshaftleverrod.

equireduntilthepedalfree movement,or

nthe locknutsecurely.


/ h t t p : / / w w w . h





J-TO5-TON6x4TRUCK

6AND US6x4)

TE.

ONASSEMBLY.Seeparagraph97.

OPERATINGSHAFT.Removebothbolts

tingshaftsleeve,andslide sleeveontooper-

USING.Takeoutcapscrewsattaching

housing,andremoveclutchhousing.

EMBLY.Loosentheclutchassemblyto

aturnata time.Thiswillrelieveclutchpres-

clutchpressureplategradually,toprevent

relieved,removescrews,andtiltthe top

ardanddowntoanearlyhorizontalposition

from fallingoffseparatelyandbeing

ASSEMBLY.Lubricatemaindrive

eleasebearingfeltwith engineoil.Fillthe

ot bearingwithballandroller bearinggrease.

EMBLY.Beforeinstallingclutchassem-

ngscrewstobe surefiveshimsareundereach

eclutchdrivenplateintopositiononflywheel,

ool(41-T-3085)tocentralizethe driven

elationtotheclutchpilotbearing.Install

ngscrews,andtightenprogressivelytopre-

ofplates.

SING.Placehousinginpositionand

gwithcapscrews,tighteningin suchaman-

gstogetherwithoutstrainordistortion.

ERATINGSHAFT.Slidesleeveintoposi-

holes insleeveandshafts.Installtwo bolts,

ON.Seeparagraph98.

aragraph64fe.


/ h t t p : / / w w w . h





HAUSTSYSTEM

consistsofagasolinetank,fuelfilter,

dconnectinglines.Anoil-bathtypecarburetor

omponents

roaddustandother harmfulmatteroutof

hecarburetor.Theexhaustsystemconsists

nge,muffler,tail pipe,mountings,brackets,

he40-gallonfueltankis mountedon

r,andis heldinpositionbystraps.The fuel


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

fillerneckare equippedwithastrainerlo-

his easilyremovedandcleaned.Thefuel

er withapipeandshut-offvalve.

Removedrainplugfrombottomof

p,andlettankdrain;pour inagallonor more

islodge anysedimentwhichmayhavecol-

andinstall drainplug.Removestrainer

elTank

enthoroughlywithdry-cleaningsolvent,and

atterygroundstrapfrombattery.Re-

andtakeoutdrain plugfrombottomoftank.

installdrainplug.Disconnectwirefrom

movegasolinetanktofilter pipe.Removethe

sin place,unbucklethegasolinecancarrier

netankstrapassembly.Liftgasolinetank

linetankinsupport,andinstall straps

hroughsupport.Aline tankinsupport,in-

htensecurely,andinstall locknuts.Connect


/ h t t p : / / w w w . h





HAUSTSYSTEM

and installgasolinetanktofilterpipe. Con-

obattery.

eris locatedbetweenthepumpand

aceableelementtoremovewaterand for-

beforeit reachesthefuelpump.

elFilter

ut-offvalvebetweenfilterandtank.

gfrombottomof thefuelfiltershell,and

ainplugandtightensecurely.

ellretainingscrew,shell,andgaskets.

dwashthoroughlyindry-cleaningsolvent


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

edairifavailable.Cleanallsedimentfrom

dstrainer inshell.Installshellwith new

etainingscrew.Openshut-offvalvebetween

elPumpScreen

filterinletpipe,anddisconnectoutlet

escrewsornuts andboltsthatfastenthe

vefilter fromvehicle(fig.76).

nposition,install screwsorboltsand

.Installfilterinlet pipe,andconnectoutlet

dconnectionsforleakswithenginerunning.


/ h t t p : / / w w w . h




HAUSTSYSTEM

agm-typefuelpumpisfastenedtothe

crankcase.Thepumpis operatedmechan-

testhe pumprockerarm,andtheotherend

entriconthe camshaft.Ahandpriminglever

elPump

offuel intothecarburetorifthefuel wasex-

carburetorbowlis-emptiedforanyreason.

enoninlet sideofpumpprovideforremoval

enters thepump,andoutletlineto thecar-

ectafuelpumppressuregageintothe


/ h t t p : / / w w w . h






HAUSTSYSTEM

nshut-offvalveatfuelfilterand operatefuel

wl.

sconnectbatterygroundstrap.Re-

ontohood sidepanelbolts,anddisconnect

ntocabandradiatorbolts, andremoveapron.

filter;disconnectflexiblecouplingandcar-

p.Removefuelpumpto cylinderblock

ump(fig.78).

Cleanfuelpumpandengineflange

untilfuelpumpoperatingrodis initsex-

stallfuelpumpwithnewflange gasketin

buretorThrottleStopScrew

Makesurethatpumprockerarmis con-

d.Determinethisbyinspectingthroughthe

atedjustabovethe fuelpumpflange.In-

hefuel pumptocylinderblockscrews.Con-

carburetorpipetofuelpump.Placeleft-

on,andinstall aprontocabandradiator

side panelbolts,andconnectbondstrap.

rap.

etorusedisaCarter,Model 429-S,of

afttype,usingamanualchoke.Theonlyex-


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

edareonecontrollingidlemixture,andone

stment.Tightenthechokecontrol

d.Loosenchokecontrolwirecollarscrew,

eway open.Pushchokecontrolbuttonin

ancebetweenbuttonandinstrumentboard.

infullyopenedposition,tightencollar

ontrolwire(fig.79).

buretorIdleMixture

ment.Runengineuntilnormaltem-

to180°F).Makesurethatchokevalveis

strumentpanel allthewayin).Adjust

g.80)untilammetershowsa slightcharge.

kwisewillincreaseengineidlingspeed,

cespeed.Adjustidlemixtureby turning

or outwithfingersorscrewdrivertoobtain

ce.

LinkageAdjustment(fig.82).

ecollarscrewandremovecollar.Remove

f acceleratorcrossshafttocarburetorrod,


/ h t t p : / / w w w . h





HAUSTSYSTEM

lever.Loosenclevislocknut,andadjustrod

hrottlevalveis wideopenwhenaccelerator

akesurethatthethrottleadjustingscrew

retorwhenacceleratorpedalisreleased.

hrottlelever,andinstalla newcotterpin.

usthandthrottlecontrol(subpar.e below).

ntrols

eAdjustment(fig.82).Makesure

eissecurelyfastenedtoinstrumentboard.

itstrikestheinstrumentboard,and

arscrew.Adjustclearancebetweenthe

tlewire collartoViinch.Holdcollarin this

rscrewsecurelytothrottlewire.

isehoodanddisconnectventilator

teronvehiclesso equipped.Unhookaccel-


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

osenlowerclampscrewholdingaircleaner

liftair cleanerandadapteroffasaunit.

emovecollarfromthrottlecontrolwire.Pull

buretor

acceleratorrod,removecotterpin,and

ratorrodoutof throttlelever.Loosenchoke

pscrewthatholdschokewiretube to

eandtubefromcarburetor,anddiscon-

tor.Removethenutsthathold carburetor


/ h t t p : / / w w w . h





HAUSTSYSTEM

throttle wiretubeclipoffther earstud,and

bly(fig.83).

Installanewcarburetorflangegas-

ecarburetorinposition.Placethethrottle

ud,installthenuts,andtighten securely.In-

hcollar,fastenwiretube underclampon

(subpar.babove).Installupperendof

wofCarburetorAirCleaner

eleverandadjust(subpar.d above).Insert

ghholeinupper endofacceleratorrodand

laceaircleanerwithadapteron carburetor,

,andhookacceleratorpull-backspringonthe

rpipetoaircleaneradapter,andfuelline

elpumppriminglevertofill carburetorbowl,

eaksandproperoperation.Lowerhood.

typecarburetoraircleanerisused to

harmfulmatteroutoftheair beforeitreaches

eringthecleanerpassesinto anoilchamber

ersalcausesmostofthe dusttobedeposited


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

nthe bottom.Theremainingdustistrapped

anoil-coatedfilterelement.

eanerassembly(subpar.cbelow).

ervoirbowl,andwashthebowlindry-clean-

umulatedsludge.Immersethefilterelement

t,andwashtheelementthoroughly.After

o drainanddry,dipit infreshengineoil,and

odrain away.Wipeofftheoilfilmremain-

ementunit.Filltheoil reservoirtothe

thengineoil.Placethe filterelementunit

rcleanerassembly(subpar.dbelow).

mComponents

dloosenthescrewholdingtheair

dapter.Liftair cleanerassemblyoff,being

utofthe reservoir.

anerinpositionon theaircleaner

tospillthe oiloutofthe reservoir.Install

cleanerto adapter,tightensecurely,and

.

stpipeisthe connectinglinkbetween

hemuffler.Theforwardendenters the

eldin placebytheexhaustpipeflange.A

opreventleaksat thejoint.Therearendof

emuffler,andis heldfirmlyinplacebythe

hisboltedtothe mufflerfrontclampbracket.

ketisfastenedtotheclutchhousing.


/ h t t p : / / w w w . h




HAUSTSYSTEM

tfrontfenderapron(par.150c(1)).

genuts,andremovemufflerfrontclamp

screws.Loosenmufflerfrontclamp,and

pipedownwardoffthemanifoldstuds.Twist

ardfrommuffler.

ndof exhaustpipeinthemuffler,and

manifold,using anewexhaustpipeflange

nifoldstuds,installflangewashersandnuts,

llmufflerfrontclampbrackettoclutch

hten.Tightenmufflerfrontclampbolt.In-

n (par.150c(2)).

risdesignedtodeadenthe noiseof

andtoreduceharmfulbackpressureto a

weentheexhaustpipeand tailpipe.

flertailpipe(par.75b).Loosenmuf-

ivemufflerrearwardoff theexhaustpipe

mer.

ofmuffleron exhaustpipe,andtighten

stallmufflertailpipe (par.75c).

g.85).

eis fastenedtotheoutletendof the

rrytheexhaustgasesawayfromthecab.

errearclamp.Removemufflertailpipe

ailpipeby twistingandpullingpiperear-

ardendoftail pipeinmuffleroutlet.

andtighten.Tightenmuffleroutletclamp.


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

TEM.

sistsoftheradiator,fan,water pump,

aterjacket.Whentheengineisoperated,the

CockLocation

ratesandcirculationissetup onlywithin

ne,until theenginewaterthermostatic

uidthenflowsunrestrictedthroughthe


/ h t t p : / / w w w . h





odraincocksareprovidedfordrainingthe

eislocatedinthe bottomofthewaterpump

n theleftrearsideof thecylinderblockjust

radiatorcap.Fromunderneathvehicle,

neleft-sidepan,and openthedraincock

kDrainLocation

nletelbow(fig. 86).Openthecylinder

theleft-rearsideof enginejustoverthe

aining,closedrain cocks.

D.

orisofthe fin-and-tubulartype,andis

gcap.Itis mountedonthefrontofthe vehi-

guard.

sconnectthehoodpropfromradiator

od.Draincoolingsystem(par.77 a).Re-


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

r.61b). Loosenthehoseclampscrews,and

erradiatorhoseconnectionsfromtheradi-

sandboltsthat holdtheradiatorguardin

he vehicle(fig.88).Takeoutscrews,and

nblockfromeachsideofradiatorcore.Dis-

diatorGuard

sfromtheclipson theradiatorcore.Remove

erapronstoradiatorflanges.Takeoutthe

crews,andliftthe radiatorcorewithfan

(fig. 89).

diatorcorewithfanshroudin posi-

ngeto supportscrews,andtightensecurely.

atorhose connections,andtightenclamp

sholdingthefenderapronsto radiator


/ h t t p : / / w w w . h







-TO5-TON6x4TRUCK

6AND US6x4)

Belt

twiththefanadjustingscrew(fig.90) sothat

eltdeflection(fig.91).Tightenfan shaftmount-

osenthegeneratorhingebolts,adjust-

kscrew;andmovethegeneratortowardthe

mountingnut,andturnadjustingscrewto

an bracket.Slipfanbeltoffthegenerator

dliftitoff thefanpulley.

lacefanbelt inpositiononfan,


/ h t t p : / / w w w . h





rpulleys.Movethegeneratorawayfromen-

nfanbelt,andtighten generatoradjusting

hingebolts.Adjustfan belt(subpar.b

vethefanshaftmountingnut,lock

rwhichholdthefanshaft tothefanbracket.

ewandlocknutfromthetop offanbracket.

frombracket,anddisengagefanbeltfrom

BeltAdjustment

oneofthe plainwashersoverthe

ft,engagefan beltonfanpulley,andinsert

ot infanbracket.Inserttheadjustingscrew

dstartscrewintotheshaft.Placethesecond

,andnutonthe rearofthefanshaft; tighten

yforalinementonly.Adjustfan belt

culatedthroughthecoolingsystemby

hichismountedontheleft-frontsideof the


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

sdrivenbyan idlergear,whichinturn is

ar.

blepackingnutisusedwitha packing

aterpumptosealagainstthe escapeofwater

Assembly

ftentersthepump.Turnthe packingnut

nwiththe specialspannerwrench(fig.93)

kit forthispurpose.NOTE:Onlyaslight

packing.


/ h t t p : / / w w w . h





ery(par.84c).Draincoolingsystem

ft-sidepanelandfenderapron(par.61 b).

3d).Loosencylinderheadcapscrews

movecoilandbracketoutof theway.Remove

ashersholdingcylinderblockwaterinletand

oosenhoseclampscrewsholdingwater

ethoseat waterpump.Removecylinder

acketwithhosefromblock.Loosenwater

ions,andremovetube.Removewaterpump

erPumpPacking

singcapscrews,loosentheradiatorto water

ndremovethewaterpumpandbracketas-

rpumpandbracketassemblyinposi-

mpbracketto timinggearhousinggasket,and

oradiatoroutlet hose.Installbracketto

rews,andtightensecurely.Tightenradiator

screw.Installthecylinderwateri nletand


/ h t t p : / / w w w . h





TO 5-TON6x4TRUCK

S6ANDUS6x4)

onblock,usingcapscrewsand lockwashers.

y,andtightenhoseclamp onwaterpump

.Install enginewaterbypasstube,and

.Installdistributor(par.93_e).Place coil

cketin position,andinstallcylinderheadcap

withwateror antifreezecompoundasre-

84d). Startengine,andcheckignition

oodsidepanelandfenderapron(par. 62p).

terPump

ethermostatis ofthebellows-type,

betweenthecylinderheadand waterout-

at157° to162°F,isfullyopen at180°

gineat themostefficientoperatingtem-

system(par.77).Removecapscrews

ateroutletto thethermostathousing,raise


/ h t t p : / / w w w . h





ermostat

entlytoremovethe gasket,andliftoutthe

mostatinthethermostathousingwith

stallanewwateroutletgasket,andtighten

pscrews.Fillcoolingsystemwithwateror

equired.


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

h83

ession88

ofthe single-wire,groundedtype.The

esystemincludethe battery,beltdriven

r,generatorregulator,necessarywiring,and

ories.Asthevehiclesmaybeequippedwith

gisextremelyimportant,andistherefore

enecessary.

NDSWITCH.

ndix-drivetypecrankingmotorusedon

he flywheelhousingattheright-rearsideof

eratedby depressingthecrankingmotor

cuit.

anddisconnectbatterygroundstrap.

n(par.150c(1)). Disconnectcranking

rankingmotorterminal.Removenutsand

kingmotortoflywheelhousingspacer.Lift

cle(fig. 96).

thecrankingmotorinpositiononstuds,

rs,andtightenthe assemblysecurelytofly-

nnectthecrankingmotorswitchcabletothe

andconnectthebatterygroundstrap.Install

150 c(2)).Lowerhood.


/ h t t p : / / w w w . h





anddisconectbatterygroundstrap.

(par.150c( 1)).Disconnectcrankingmotor

Disconnectthehorncircuitbreakerwire,the

ycablefromtheupperterminal.Removethe

switchtofloor,andtakeoffthe switch.

nkingMotor

switchassemblyinpositionandfasten

uts, andwashers.Connectthecranking

rminal.Connectthebatterycable,ammeter

kerwireto theupperterminal.Installthe

c (2)),connectbatterygroundstrap,and

teryisofthe6-volttype,and islocated

mentattheleft-frontcorner.Itis heldin

swhichextendthroughaframecoveringthe

e.Thepositive(-f-)postisgroundedon ve-


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

-VENTFORMING

HAMBER.

LEDWATER.AIR4.REMOVECAPFROMSAFETY-VENTAND

NRISINGSOLUTIONDROPSTOCORRECTLEVEL

REPLACECAPINFILLERHOLE.

AddingBatteryWater


/ h t t p : / / w w w . h





rencesuppression,andthenegative(—)

eswiththe suppressionequipment.

odelSW-5-153

quired,adddistilledwaterto cover

eturnthesolution tothecellfromwhichit

rspecificgravitywitha hydrometer.Asa

dbatterywillfreezeat atemperature

pointofwater,the batteryshouldbetested

athertomakecertainthatthespecificgrav-

80.Alwaysfollowtheprocedureoutlinedin

lledwater.

dandremovethecablesfromthe

clampboltsandlifting thecableclampsoff

ewingnutsfromthebatteryhold-down

amp,andliftthebatteryout ofvehicle.

gcarefullycleanedthebatterycase,

smallamountof vaselineorgreasetothe

thevehicle.Placethehold-downclampover

stallthewing nuts.CAUTION:Donot

asdoingsomaycrackthecase.Installthe

leadingto crankingmotorswitchontheir

tensecurely.

h-output,shunt-wound,air-cooledgen-

eft-frontsideoftheengine,andis drivenby

is fullycontrolledastocurrentand voltage

gulator.

ncesuppression)GEW-4806A

ppression)GEG-5002C

danddisconnectgroundstrapfrom

ownwirefromtheterminalmarked"A",

e field,or"F"terminal.Alsodisconnect

stenedto thegroundscreworcondenser.

mtheadjustingarmby takingoutthelock

ovethehingeboltsholdinggeneratortothe

beltfrompulley,andliftout generator(fig.98).


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

vebelton thegeneratorpulley,

hebracket,andinstall thehingebolts.In-

w,movethegeneratorawayfromengine so

-ton/i<i-inchdeflection(fig.91).Tightenthe

Connectthebrownwiretothe"A" termi-

F"terminal,andthegroundwireto the

er.Connectgroundstraptobattery,and

nerator

AOR.

eratorregulator,mountedontheengine

callyregulatesthegeneratoroutputaccording

batteryor currentconsumptionforlights,

accessories,etc.Theregulatorisof the

acut-outrelay,avoltageregulator,anda


/ h t t p : / / w w w . h





ncesuppression)VRY-4201A

ppression)VRY-4203A

hoodanddisconnectgroundstrap

esfromallterminalsandnutsand bolts

neratorRegulator

latortodashwithbolts,nuts, and

weenregulatoranddash.Connectground

n regulator,theNo.14blackwirefrom

almarked"F",thebrown wiretothetermi-

o.10 blackwirefromammeterorlarge

d"B".


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

tBreaker.

nlightswitchcircuitbreakeristhe

sto preventdamagetothelightingcircuit

mplishedbytheopeningandclosingof

otheheatdevelopedbytheelectricalenergy.

heblackwirefromcircuitbreaker,

dingcircuitbreakertothe switch.

nthecircuitbreakertoswitchwiththe

ackwiretothecircuitbreaker.

ncircuitbreakerisconnectedtothe

dismountedontheengineside ofdash.

,disconnectbatterygroundstrap,and

terminalsoncircuitbreaker.Removethe

gcircuitbreakertodash.

ncircuitbreakertodashwith thesheet

eredhornwiretothe upperterminal,and

owerterminal.Connectbatterygroundstrap

er.

gagecircuitbreakerislocatedonthe

ard,is connectedtotheignitionswitch,and

ge.

hewiresfromthe terminalsoncir-

holdingscrews,andremovethecircuit

nthecircuitbreakerinpositionwith

kwiretotheupperterminal,andthe red

ESUPPRESSION(figs.100,101,102,

ssors,condensers,niters,shielding,and

usedonsomevehiclestopreventinterfer-

cation.Suppressorsareusedateachspark

ydistributorto coilwire.Thechargingcir-

mmetercircuitareequippedwithinterference

atedontheswitchsideof theignitioncoil,and

nal.Theprimarywirebetweentheignition

edand grounded,asarethegenerator,am-

weenthegeneratorandregulator.Bondsor

atnumerouspointson thechassis.Inorder


/ h t t p : / / w w w . h




ATIONS

ameFront

t,

ross

Support

toFrameSide

ont,

—

oBat-

10—LeftRear,

PPRESSIONILLUSTRATIONS

GUARD

Cowl(No.12

Support.

rt.

adiator

diator

dy.

derand

owl.

rCore

Springs.

L

renceSuppressionBonds

erpoints,toothedlockwashersandplated

dlockwashersare usedforlockingpur-

ricalconnections.Installthewashersnext

s,andthebondstrapagainstthe toothed


/ h t t p : / / w w w . h




-TO 5-TON6x4TRUCK

S6ANDUS6x4)

AXLE

TAKE-OFF

S

NTENDANDCAB

OD

OLRODS-

ONTENDANDCAB



/ h t t p : / / w w w . h




ORTBRACKET

EY

NO.12AND 13


MakeTobeDeutshmanCorp.

andFL 14-10amp

MakeTobeDeutshmanCorp.

amp


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

T

PORT


h(figs. 101and104).Takeoutscrew

dr emovecover.Disconnectallwiresfrom

ethenutsandbolts thatholdfilterto dash,

ash.Placefilter inpositionondash

upside downwithtoothedlockwashers


/ h t t p : / / w w w . h






astensecurelytodashwithbolts, nuts,and

resonrightside:blackontop,red incenter,

nnectwiresonleftside: blackontop,red

eenon bottom.Placecoverinposition,and

eratorRegulator(fig.104).Raise

kwirefromfilterpost.Loosenallgenerator


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

ts,andremoveloweroutsidenutand bolt.

oregulator"A"terminal,pull regulatoraway

er.

GeneratorRegulator.Pullgenerator

andinsertfilterstud throughholeinregu-

r.Installregulatorloweroutside boltand

k

ormountingbolt nutssecurely.Install

utonfilter stud,andtightensecurely.Con-

t andlowerhood.

harnessjunctionblockislocatedon

eansof connectingthevariouswiresofthe

arnesses.


/ h t t p : / / w w w . h





danddisconnectbatterygroundstrap.

resfromtheirrespectiveterminalsonjunc-

esheetmetalscrewsholdingthe blockin

nctionblockinposition,andfasten

etalscrews.Connectthevariouswirestothe

k(fig.105or 106),connectbatteryground

systemofthisvehicleis laidoutwith

ewiresare inplaincolors,andothershave

—

—

k(WiringConnectionsusedwith

yonFormerProduction


/ h t t p : / / w w w . h





- TO5-TON6x4TRUCK

S6AND US6x4)


/ h t t p : / / w w w . h





ped,whereverpractical,inwiringhar-

anddisconnectgroundstrapfrombat-

mainwiringharnessfromjunctionblocks,

s.Removeclipsthatholdthewiringharness

rewsthat holdtheharnessgrommetre-

movemainwiringharness.

mainwiringharnessinposition,and

oinstrumentsand switchesthroughholein

nesstoinstruments,switches,andjunction

stenharnessin positionwithclips,and

odashwithscrews.Connectgroundstrap

WiringHarness.


eneratortoregulatorwiring^harnessfrom

OTE:Onvehicleswithradiointerference

heignitioncoiltofilterwire isincludedin

neendofthewire fromthecoil,removefilter

otherendfromfilterterminal.Takeoff

position,andremoveharness.

thegeneratortoregulatorwiringharness

ewiresto generatorandregulatortermi-

ointerferencesuppressionequipment,in-

ghgrommetindash,connectwiretofilter

over.Connecttheotherendof wireto

tionwithclips,connectgroundstraptc

ketWiringHarness.


aillightsandtrailersocketwiringharness

h,stoplightswitch,fuel gagetankunit,

ersocket.NOTE:Ontractortrucks,dis-

mswitch.Removeclipsthatholdwiringhar-

eharness.

thetaillightsandtrailersocketwiring

mbersandintoposition.Connectthewires

aillights,fuel gagetankunit,stoplightswitch,

.NOTE:Ontractortrucks,connectwires

wiringharnessinpositionwithclips,con-

y,andlowerhood.

ualWires.Toremoveasinglewire,

ewirefromterminals.Installthe replace-

urelytotheterminals.


/ h t t p : / / w w w . h





- TO5-TON6x4TRUCK

S6AND US6x4)


/ h t t p : / / w w w . h





TEM.

perconsistsof-the battery,ignition

sparkplugs,andthehigh-and low-tension

rateanddistinctcircuitsare usedinthe

ndsecondarycircuits.Inbriefthesecir-

heprimarycurrentfromthebatteryenters

minalconnectedtothebreakerarm.A

thebreakerarmcontactsasix-lobecam

hseparatesandclosesthecontactpointsas

Thecoildeliverscurrent tothedistributor

ugha high-tensionwireenteringthecenter

,whichin turnmakescontactwiththe

ment.Withtheignitionswitchturnedon,and

ntsclosed,currentflowsthroughtheprimary

ds upastrongmagneticfieldin thecoil.

ctpointsseparate,themagneticfieldcol-

voltageinto thesecondarywindingofthe

tributedto thesparkplugsatcorrectinter-

throughthedistributorcapandspark

ncoilismountedon abracketthat

deof enginebycylinderheadcapscrews

heprimarywiresfromtheterminals

ensionwirefromcoiltower.Takethenuts

offtheboltsholding coiltomountingbracket,

oilinpositionon themountingbracket

dfastensecurelywiththebolts,nuts,and

hthehigh-tensionwireintothecoil tower.

htocoilwireto thepositive(+)terminal,

primarywiretothenegative(—)terminal.

rely.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

OR\SECONDARYWIRESCOIL

ARYWIRE

97

emComponents

0).

ributorismountedonthewaterpump

frontside(fig.109). Itisheld inplaceon

byaset screwandclamp.Thedistributor

utomatictype.Thedirectionofrotor

ncesuppression)IGC-4702-A

ppression)IGC-4709-A

gal

ebattery(par.84c).Removehood

derapron(par.61 b).Unfastendistributor

distributor.Crankengine slowlyuntil


/ h t t p : / / w w w . h





kisonhigh pointofcam.Loosenadjustable

turneccentricadjustingscrew(fig.110)

he pointsof0.018to0.022inch.Tighten

ockscrewsecurely,andinstalldistributor

anelandleft fenderapron(par.62p).

tery(par.84c). Removehoodleft-

pron (par.61b).Removedistributorcap

ofDistributor

oldingcondenserwireandbreakerarm

et.Pullarm withspringupandoff pivot

ndliftadjustablepoint withplateoutof

adjustablepointwithplateon base

w,butdonot tightenscrew.Lubricatepivot

eakerarmwithspring overpivotpin.Place

pringandcondenserwire,and tighten


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

ket.Adjustpointgapas outlinedinsub-

eckbreakerarmspringtensionand adjust

ounces.Installdistributor rotorandcap.

andleft fenderapron(par.62p).Install

tery(par.84c). Removehoodleft-

pron (par.61b).Unfastendistributorcap

ributor

,andtake outthescrewholdingcondenser

movethescrewthat fastenscondenser

tebracket,andlift condenseroutofdis-

ncondenserinpositionon baseplate,

retodistributorbaseplatebracket.Adjust

n(subpar.b(3) above)andinstalldis-

allhood left-sidepanelandleftfender

attery(par.84d).


/ h t t p : / / w w w . h





emovebattery(par.84c).Remove

ftfenderapron.Unfastenthe distributor

butor,andmoveit outoftheway.Dis-

romterminalonbaseplate,loosenthe clamp

utof supportbracket(fig.111).

mNo.1 cylinder.Placefingerover

engineuntilcompressionincylinderis felt,

iclesequippedwithwinch,itmaybeneces-

ableso thecrankcanbeused,or turnthe

verinsertedthroughholeinbottomof

NENGINEFLYWHEEL— RAPD310141

gMarkatFlywheel

til"DC"markon flywheelisalined

singatthe timinghole(fig.112).No.1 piston

orin positiononthedistributorshaft.

gearinto thesupportbracketsothename

e istowardthecylinderblock.Holddis-

onandsetdistributorcapin placeon

utorcaptowerin aclockwisedirection

forNo.1cylinder.Markthisposition

removethecap.Turnthedistributorrotor

otoris towardthemarkonthedistributor

rsothe drivegearmesheswiththegearon


/ h t t p : / / w w w . h







4

emWiringDiagram


/ h t t p : / / w w w . h







data96

BULATEDDATA.

issionhasfivespeedsforwardand

eedisthe directdrive,andfifthspeedis the

ntional-typegearshiftlever,locatedtothe

forshiftingthetransmissiongears.The shift-

onthe shiftingplatemountedinthecab.

sliding

ereverse

.Removetransmissiontotransfer

04).

vedrainplugfromrearof trans-

anddrainlubricant.Installand tightenplug

SupportTransmission.Remove

romfloorofcab(par.102 c(1)).Use block-

nedinsuchamannerthat theweightof

atelysupportedandevenlydistributed.

ControlsandHandBrakeLever.

d (3).

-off.Onvehiclessoequipped,dis-

(par.173a(1)),hoist pumpdriveshaft

ntrols(par.178c).

tcapscrewsandremovetransmission

NPlaceaclothoveropeningin transmis-

eofdirt.

oClutchHousingStudNuts.Take

ecover,reachthroughopening,andremove

nside theclutchhousing.Removetwoupper

smission.

Movetransmissionrearwardsuffi-

hreleasebearingspring.Withtransmission

htwill notrestonclutchdrivenplate hub,


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

mblyrearwarduntilmaindrivepinion isout

ansmission,andpullitout fromunder

osition.Withtransmissiononroller

ble manner,moveitforwardsothatmain

nRemoval

hespline inclutchdrivenplatehub.Con-

akingsurethat thereleasebearingspringis

.Theentire weightofthetransmissionmust

emaininalinementwiththe clutchdriven

ClutchHousing.Withthetrans-

gainstthe clutchhousing,installlock

studs.Reachthroughthe clutchhousing


/ h t t p : / / w w w . h





andinstallthelockwashersandnutson the

ssecurelyandremovesupport.

veclothfromopeningintopoftrans-

perlevelwiththecorrectgradeof lubricant

thesliding gearsareinneutral,and

oncase withjointandthreadcompound.

ksin neutral,andsetthecoverassembly

the forksenterthegroovesintheir respec-

e covercapscrews,andtightencover

ntrolsandHandBrakeLever.See

3).

f.Onvehiclessoequipped,connect

a (2)),hoistpumpdriveshaft(par.175

178 d).

stalltransmissionto transfercase

transmissioncoverplate(par. 102


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

linkage102

ion-mountedonaframecross mem-

butesthepowerfromthetransmissionto

thedrivingfrontaxleusedon the6x6ve-

eeds,"HIGH"and "LOW,"andaneutralposi-

eandtransmissionto operatewithoutmov-

ersareprovidedin thecabforshiftingthe

owspeed,andforengaginganddisengaging

he6x6vehicles.Theoperatingpositionof

at itequalizestheworkangleof theconnect-

sfercase.usedinthe 6x4vehiclesof

ckedin"HIGH",therefore,ashiftleverwas

vedrainplugfrombottomofcase,

,andinstall drainplugsecurely.

afts.Disconnectorremoveallpro-

hedto transfercase(par.104).

terCable.Unscrewtheknurlednut

abletotransfercase,andpull thecoreend

pinion.

s.Removecotterpinsandclevispins

secontrolrods(onvehiclessoequipped),and

olrodfromtransfercase.

Supporttheweightoftransfercase

leblockingplacedtodistributetheweight

ndremovefrommountingstuds(fig. 115).

ashers,andcushionsfrommountingstuds.

dmoveitout fromunderthevehicle(fig.


/ h t t p : / / w w w . h





G

e/Mounting

ovethetransfercaseunder vehicle

her,cushion,cup,andspacerareinplaceon

to positionsostudsandspacersenterholes

aceacushionandwasherovereachstud,

ighten securely.Lock-wireallstuds,and

Connectandadjustthetransfercase

oequipped)(par.102 b).Connectand

rolrod(par. 126b(1)).

Cable.Inserttheendofspeedometer

meterdrivepinion,andtightenthe knurled

s.Connectorinstallallpropeller

ercase(par.105).

sfercasetoproper levelwithcor-

.24).

NTROLSANDLINKAGE.

separateshiftleveri smountedwithin

shiftingthetransfercaseinto"HIGH"or

hiclesofformerproductionwerenot

seshiftlever.)Onthe6x6 vehiclesashift


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

eRemoval


/ h t t p : / / w w w . h





ETRANSFERCASE

EVERSHIFTLEVER

WBOSSTRANSFERCASE

NTAXLELEVERANDFRONTAXLE

SCREW

eandFrontAxleControls(Axle

y)

front axleengagementordisengagement.

othetransfercasewith acrossshaftand

levises.

TCONTROL.Shiftthetransfercaseshift

sition,and removethecotterpinandclevis

etransfercaseend.Thetransfer case

ositionbythegearshiftshaftlockball located

ore,makesurethatthe "LOW"and"HIGH"

ow positionwiththegearshiftshaftlock

nsfercaseshift rodsothatclevispin can

tenclevislocknut,and installanewcotter

eandfront axleshiftstopscrewon6 x6

ow).

ONTROL(6x6VEHICLES).Shiftfront

othe engagedposition,andthetransfercase

eedposition.Removethecotterpinand

ontrolrod atthetransfercaseend.The


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

aftisheld engagedordisengagedbyalock

thetransfercase.Makecertainthedeclutch

e frontaxledriveinthe engagedposition.

nt axlecontrolrodsothe clevispincanbe

theclevislocknut,and installanewcotter

djustthestop screwonlowerportionof

the stopscrewjusttouchesthebossnear

trollever.Tighten thestopscrewlocknut

seControlsandLinkage.

ONCOVERPLATE.Removethemetal

plateto floorofcab.Placetransmission

osition,front axledrivecontrolleverindis-

rcaseshiftleverinneutral,and applyhand

.NOTE:Onvehiclesequippedwithawinch,

verintoreverseposition.Raisethe cover

theleversas requiredtoremoveplate.

OLRODS.Removecotterpinsandclevis

sfercasefrontaxledrivecontrolrods,and

o equipped).Removecotterpinand

f powertake-offshiftlever(onvehicles

ASECONTROLSANDSHIFTLEVERSHAFT.

atholdtheshaftbracketsto transmission

rs,andbracketsassemblyofftransmission.

BRACKETSFROMSHAFT.Removethe

nglever,driveleveroffshaft,andremove

erleversandbracketsoffthe shaft.Re-

utfrom transfercaseshiftlever,drive

oveWoodruffkey.

aseControlsandLinkage.

BRACKETSONSHAFT.InstallWoodruff

f shaft,andslidetransfercaseshiftlever

securelywithclampboltand nut.Place

onshaft,installWoodruffkeyin keyway

slidetheoperatingleverovershaft and

securely.

ASECONTROLSANDSHIFTLEVERSHAFT.

dbracketsassemblyinposition,andinstall

ft brackettotransmissioncasecover.Hold

brakelever inposition,andfastensecurely

rwithcapscrews.Tightentheleftbracket


/ h t t p : / / w w w . h




ODS.Connectthetransfercasecontrol

clevispin andnewcotterpin.Adjustthe

trear endofrod(subpar.b (1)above).

econtrolrod(6x6 vehicles)tothecontrol

newcotterpin.Adjusttherod withadjust-

rod(subpar.b(2)).Connectrodto power

clesequippedwithwinch)andadjust(par.

ONCOVERPLATE.Applyhandbrake

efrontaxledrivecontrolleverin disengaged

etransfercaseand transmissionshiftlevers

ehiclesequippedwitha winch,shiftthe

everseposition.Placethetransmission

,maneuveringitdownward,andmovethe

plateisinposition onfloorofcab.Install

atesecurelytofloor.


/ h t t p : / / w w w . h






ERSALJOINTS,ANDPILLOW

shaft.Slideshaftintoslip joint,andremove

TYPE.Removethenutsandlockwasher

shaft.TakeoffthenutsandremoveU-bolts

shafttoflangeyoke.Holdthe freebearings

OWBLOCK

FERCASE

RANSFERCASETOFRONT

FORWARDREARAXLE,

EARWARDREARAXLE

RONTAXLE

N6X4MODELS)

opellerShaftsandUniversalJoints

releasedby removalofU-bolts,slideshaft

etheassembly.

enutsandU-boltsfromflangeyokesat

ampsto holdthefreebearingsoncross

dbyremovalofU-bolts.Slide theshaftinto

theassembly.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

THUNIVERSALJOINTS

epropellershaftandslip jointmarks

Insert onetrunnionorjournalof crossinto

ble fromtheinside.Tiltcrossuntil theoppo-

rsthe yoke,andmoveitintoposition.If

redamaged,installnewwashersoncross.

assemblies,installthemovercrossjournals

presstheminto place.Installthelockplates,

FERCASE

ANSFERCASETOFRONT

FORWARDREARAXLE,

OWBLOCKANDPILLOW

ARAXLE

RONTAXLE

N6X4MODELS)

pePropellerShaftsandUniversalJoints

htenthescrewsandbendearsof screwlocks

fscrewsto preventloosening.Makesurethat

eengagethe serrationsonclosedendof

.Usethesame proceduretoconnectthe

t,and lubricateasrequired(par.24).

rethatthemarkson theshaftandslip

20). Placetheflangeatslipjoint endin.

ransfercase,andinsertbolts throughboth

toflangeontransmission,andinsert bolts


/ h t t p : / / w w w . h




ERSALJOINTS,ANDPILLOW

AP

ftAlinementMarksatSlipJoint

alllockwashersandnutson boltsatboth

uts securely.Lubricateshaftandjointsas

TYPE.Checkthemarksonshaftand

yareinalinement.Holdthefree bearings

rtbearingsinto flangeyoke.Applypressure

dshipShaftandPillowBlockAssembly


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

amptocompressthewasherssothatbearings

flangeyoke.InstalltheU-bolts,lock

nthenutssecurely.Raisetheother endof

on,andinsertbolts throughflange.Install

he bolts,andtightensecurely.Lubricate

(par.24).

hemarksonshaftandslip jointtomake

t.Withclampsholdingfreebearingsoncross

totheflangeyokes.Applypressureon the

ocompressthewashersso thatbearingsseat

eyokes.Install theU-bolts,lockwashers,

haft,andtightennutssecurely.Lubricate

(par.24).

EMBLY.

heuniversaljointsfromthepillow

thecapscrewsholdingpillowblockassem-

ear axlehousing,andremovetheassembly

lowblockassemblyinposition,and

hholdit topillowblocksupportonforward

thecapscrewssecurely.Connecttheuniver-

haftflanges(par.105).


/ h t t p : / / w w w . h




LES)

data107

ment108

ckleandshaftwithuniversaljoint.. 112

ABULATEDDATA.

reductiondrivingfrontaxleunitused

nsaconventionalfour-piniondifferential

orporateconstantvelocityuniversaljoints.

saljointsare fullyenclosedandtransmit

eels.

ein.

NADJUSTMENT.

eoftoe-inis tooffsettheeffectof

highlyimportantthatperiodicchecksbe

e-in.Ifit isfoundtobe outofadjustment,

ons,andcheckallfrontaxlepartstodetermine

tor extremelylooseparts.Toe-inismeasured

geandis tobemeasuredwithwheelsin the

g.122).

elocknutonleftend oftierod.After

nthe lefttierodend,removecotterpin,

ordertodecreasetheamountoftoe-in,

ving14threadsper in.)clockwiseontothe

the endcounterclockwise(fig.123).Slip

oposition,andcheckthe toe-insetting.If

proximatelyl/ainch,loosenthe rightend

hecotterpinand castlenut.Removethe

makeanadjustmentbyturningthe right

in.). Installrighttierod endbolt,and

quiredtoobtainfrontwheeltoe-inwithin

mpletionoftheadjustment,makesurethat

e locknutonleftend oftierod,are tightened

initsoriginaltrue-vertical-planeposition.


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND* US6x4)

DLOCKNUTTIE-ROD

e-in(6x6;

AlinementChart(6x6)


/ h t t p : / / w w w . h




LES)

ssecurely,loosenl/2turn topreventbind-

pins.

VAL.

vethedrainplugfromaxlehousing,

,andinstall drainplugsecurely.

aft.Disconnectthefrontaxlepro-

ointfrommain drivepinionflange(par.

efreebearingsto holdtheminposition

rnals.

dBrakeLine.Removethecotter

front endofdraglink,and disconnect

ontAxleAssembly(6x6)

nk offsteeringarmballstud.Disconnect

ttingonframefront crossmember.

le.Liftfrontof vehicleuntilpracti-

ontaxle.

tes.RemoveU-boltnuts,studnuts,

dthe axletofrontsprings.

.Raisefrontofvehicletoremoveall

roll theaxleassemblyoutfromunderfront

://theaxleassemblyis tobereplaced,


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

drivepinionuniversaljointflangeand key,

and fittingsfromtheoriginalaxle,andin-

entaxle.

LATION.

Position.Rolltheaxleassemblyinto

cle.Lowerfrontofvehicleuntil front

padswithspringcenterboltsseatedin re-

lts.Installaspringplate oneachspring

gcenterbolt.PlacetheU-boltsin position

eeringKnuckleTieRodAssembly(6x6)

onU-bolts,andnutsonstuds.Tighten the

ofvehiclesothe fullweightissupportedby

-boltnutsand studnuts.

nnectthehydraulicbrakelineto

member,andbleedhydraulicsystem(par.

efrontendofdrag linkoverball

nstall adjustingplug.Tightentheplug

installa newcotterpin,andconnectball

.Removetapefromuniversaljoint

ward,andconnectuniversaljointto main

5).


/ h t t p : / / w w w . h









LES)

tsarenotsatisfactoryforfurther service,

authority.

TERFLANGE.Installknucklebearing

ndpackconeswith generalpurposegrease.

uckleBearingCones

getoinnerflangewithbolts,lockwashers,

en.Placeknuckleupperandlowerbearing

conesand installshims,caps,studnuts,

angesandcapssecurely.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

ckleBearingCones

WITHUNIVERSALJOINT.Packtheuni-

rposegrease,andinstall axleshaftwith

in axlehousing.Placeknucklespindle

gestudsso thatoilescapechannelisat

ingplateandoilshield onflangestuds,and

withnuts.Installhub anddrum(par.136e).

oproper level(par.24).


/ h t t p : / / w w w . h




LES)

data113

ment114

tierod117

eassembly118

ABULATEDDATA.

onal,forgedI-beamsection,Reverse-

edonthe6x4vehicles.Aforged steering

hendofthe axlewithprecision-machined

keyedtoeachknuckleandasteeringarm

e.Thetierodjoinstheknucklearmsby

din thetierodends.

sin.

AlinementChart(6x4)


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

NADJUSTMENT.

eoftoe-inis tooffsettheeffectof

highlyimportantthatperiodicchecksbe

e-in.Ifit isfoundtobe outofadjustment,

onsandcheckallfrontaxlepartstodetermine

tor extremelylooseparts.Toe-inismeas-

mflange,andis tobemeasuredwithwheelsin

n(fig.130).

e-in(6x4)

eclampboltsinbothtie rodendsand

viewedfromthe leftend)todecrease,or

sethetoe-in(fig.131). Adjusttierodlength

%6 tol/sinch.Therod andendshaveright-

h16threadsperinch topermitaccuratead-

mpboltssecurelyateachendon completion


/ h t t p : / / w w w . h









LES)

thabrassdriftandhammer.NOTE://the

dtheballstudis inserviceablecondition,re-

m, andinstalliton replacementarm.

stallation.Placeafeatherkeyin

inserttaperedportionofarminto knuckle

nknuckle.Installthe castlenut,tightenit

cotterpin.Placefront endofdraglinkover

andinstalladjustingplug.Tightentheplug

fturn,installanew cotterpin,andhookcover

eeringKnuckleTieRodAssembly(6x4)

dRemoval(fig.134).Removethe

om lefttierodend ballstud.Applypressure

d nearballstudwitha prybar,andstrike

mwitha2-poundhammertodisengageball

e.Usethesameprocedureto disengagethe

ucklearmtocompletetheremovaloftierod

dInstallation.Makesurethateach

her,washercover,andspringinposition.

so theendthathasright-handthreadsis at

the tierodballstuds intotheknucklearm

alla castlenutonthreadedendofeachball

relytoseat thetaperedportionofballstuds


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

owerSteeringKnuckleArm(6x4)

nstallnewcotter pins.Adjusttoe-inoffront

ORSPINDLEASSEMBLY,

,ANDDRUMASSEMBLY.Raisefrontend

clearthefloor.Removehubcap,cotterpin,

ringlockingwasher,andouterbearingcone

hewheel,hub,anddrumassemblyoffthe


/ h t t p : / / w w w . h





LES)

KINGPLATE.Takeoutthescrewsandre-

movethebrake backingplatescrews,bolts

gplateon springwithoutdisconnectingthe

Removetheinnerbearingconeandfelt

theknucklespindle,usinguniversalpuller.

eeringKnuckleand

DKNUCKLEARMS.Removethecotter

eering andknucklearms.Drivethearms

driftandhammer.

GPIN.Driveapointedtoolinto ex-

ucklekingpin, andpryitout ofknuckle.Re-

anddrivethekeyoutof axletowardthe

dhammer.Drivetheknucklekingpindown-

dhammertoremovethelowerexpansion

uckle.


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

emovetheknuckle,shims,andthrust

heright steeringknuckleisremovedby

ure,exceptthatnosteeringarmis attached

SITION.Holdthethrustbearingunder

eleftknuckleyokeoveraxleendandthrust

GPIN.Insertkingpin throughlower

ebore inendofaxle.Install shimsofproper

ndupperyokeofknuckletoremoveallup-and-

outcausingbinding.Tapkingpininto posi-

ndof kingpinkeythroughaxlefromfront

randnuton key,andtightensecurely.Install

uckleupperandloweryokeboresto retain

erorother foreignmatter.

DKNUCKLEARMS.Insertthesteering

ysintotheknuckle,installa castlenutoneach

,andlockwithnewcotterpins.

NGPLATE.Placethebrakebacking

e;fastensecurelywithbolts,nuts, andscrews.

curelytobackingplatewithcapscrews.

ANDDRUMASSEMBLY.Placeanew

install onknucklespindle.Lubricatethe

y,andinstallit onknucklespindle.Install

ssemblyonknucklespindle,lubricateouter

positiononspindle.Installthebearing

ngnut,andadjustwheelbearings(par.137

andhubcap.

ANDFRONTWHEELTOE-IN.Adjust

ance(par.126b(4)).Lowerfrontof vehicle,

ndadjustifnecessary(par.114).


/ h t t p : / / w w w . h





data119

120

on121

al122

ation123

ABULATEDDATA.

gle-reductiondrivingrearaxlesareof

eveldrivinggears.Adjustmentstothe

portshavebeeneliminatedbyholdingthe

oselimits.

LEREMOVAL(fig.137).

vedrainplugfromaxlehousing,allow

nstall drainplugsecurely.

es.Raisevehicleuntilthetires onfor-

floor,andremovewheelandtireassemblies

.Removethetransfercasetoforward

ar.104).

k.Removethecapscrewsthathold

tothesupporton forwardrearaxle,and

xledrivesystemto aframecrossmember.

Disconnectthehydraulicbrakeline

ttachedtoeachendof axlehousing,and

framesidemembers.CAUTION:Plugends

xcessivelossof fluid,andkeepdirtfromen-

s.Placeasupportunderbellof axle

utsandlockwashersfromtorque rodtapered

ckets.Applypressureagainsteachrod,and

r backofthetaper(fig.138) withaheavy

taperedstud.

y.Lowertheaxleandmoveitforward

prings.Rollorslide theaxleassemblyout


/ h t t p : / / w w w . h





J-TO5-TON6x4TRUCK

6AND US6x4)

.139).NOTE://the axleassemblyistobe

ndrivepinionuniversaljointflangeandkey,

ttingsfromoriginalaxle,andinstallthem on

nnectingBarTorqueRodsBracket

LEINSTALLATION(fig.140).

aceaxleassemblyinposition under

towardrearof vehicle,guidingfrontendof

orstraps onaxlehousing.

nserttorquerodtaperedstudsinto

ockwashersonstuds,andsecurelytighten


/ h t t p : / / w w w . h





APD64501

ngTorqueRods

orwardRearAxleAssembly


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

stallthe forwardrearaxletotrans-

r.105).

owerpillowblockintoposition,install

portcap screws,andtightensecurely(par.

Install theforwardrearaxletire

r.135).

emoveplugsfrombrakelines,andcon-

hoseto fittingsattachedtoeachendofaxle

ystem(par.126a).

earwardRearAxleAssembly

raxlehousing withproperlubricanv

ationGuide.

XLEREMOVAL.

agraph120a.

aft.Raisetherearofvehicleuntil the

are offthefloor.Disconnectthepillowblock

ellershaftuniversaljoint frommaindrive


/ h t t p : / / w w w . h





EWSRAPD319213

earAxleShaftDrivingFlangeDowels

.Disconnectthehydraulicbrakeflex-

chedtoeachend ofaxlehousingandattach

esidemembers.CAUTION:Plugendsof

of fluid,andtokeepdirt fromenteringlines.

xleShaft


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

s.Removethestudnutsandlock

peredstudsattachedtoaxle brackets.Apply

andstrikethe bracketinfrontorbackofthe

vyhammertodisengagethetaperedstud.

y.Movetheaxleassemblyrearward

pringsareout ofaxlehousinganchorstraps.

underthe vehicle(fig.140).NOTE://the

laced,removethemaindrivepinionuniversal

equiredBetweenAxleShaftStud

vingFlange

fluidlines andfittings,wheelsandtires,from

nthe replacementaxle.

XLEINSTALLATION.

Position.Rolltheaxleassembly

arendof rearspringsintoaxleanchorstraps

nserttorquerodtaperedstudsinto

ockwashersonstuds,andtightennuts

emoveplugsfrombrakelines,andcon-

hoseto thefittingsattachedtoeachendof

ulicsystem(par.126a).

.Connectpropellershafttomain

5).

ehousingto theproperlevelwith

par.24).


/ h t t p : / / w w w . h





andwashersfromrearaxleflange

sonaxle shaftpullerscrews.Turnpuller

movetheaxleshaftflangeandsplit tapered

screwaxleshaftpullerscrewsuntilthe

xleshaftflangeinnersurface,andtightenlock

ein againsthub,removethesplittapered

xleshaft (fig.142).

oil sealwithanewgasketon each

tflangestudsinhub.Insert splinedendof

dingsplinedend ofaxleshaftintodifferen-

apereddowelsonallstuds,install nutswith

htennutsalternately.Theremustbea slight

ashersanddrivingflangewhenthenutsare

3).NOTE:Excessivewearonstuds,dowels,

eindicatedwhennoclearanceexists.


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

data125

sinvehicle126

7

e128

131

valves132

andfittings133

ABULATEDDATA(fig.167).

operatingatallwheelsare ofthe

hoetype.Thefrontbrakeshoefunctionspri-

movementofthevehicle,whiletherear shoe

vehiclemovementinreverse.A vacuum

nthe systemtoassistinbrakeapplication.

band-typehandbrakeismountedontherear

akedrumis balancedinproduction,and

ljoint flangeofthepropellershaftwhich

ewiththepillowblock.

learance—atanchor0.010in.

eMein.

ash%2to %4in.

peratingrodlash%sin.

nce

(topoflining)O.OlOin.

ottomoflining)0.005in.

agnerElectric

eedNo.21-11

agg-Kliesrath

ragg-Kliesrath

STMENTSINVEHICLE.

em.Twomethodsareusedforbleed-

pressureandmanual.


/ h t t p : / / w w w . h





eedingequipment,besure thatthetank

theproperlevel.Alsomakesure thatthe

ebefore beginningthebleedingoperation.

derreservoirisfilled. Connectthehosefrom

linderreservoir,usingtheproper adapters.

yofbleedervalve(fig.144) abovethewheel

ononeofthewheelbrakebackingplates,and

Placetheotherendof hoseintoasuitable

se isbelowthelevelof fluidincontainer.

eelCylinder"APD319216

urnin acounterclockwisedirection,and

endofbleederhose.Closethebleedervalve

blesstopincontainerandfluid runsoutof

eam.Removethebleederhose,andreinstall

eatthewheelcylinderbleedingoperations

henthe manualmethodisusedto

m.Operatetheengineatidlingspeed before

ed.Manualbleedingamountstofilling the

and"pumping"thebrakepedalinorder to

nes toexpelairfromthe system.Thewheel

onsareasgivenpreviously,exceptthatitis


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

stercylinderreservoirfilledwithbrakefluid,

thesystem.

thehandbrakelever,andmakesureit

ockwireandadjusttheanchorscrewuntila

obtainedbetweenlininganddrum atthe

AGERAPD64549

ndBrakeBandatAnchor

retheanchorscrew.Loosentheadjusting

escrewto provide0.020-inchclearancebe-

nd drum(fig.146).Tightentheadjusting

oosentheadjustingnutlocknut,andturn

0.020-inchclearancebetweenupperendof

Tightenthe adjustingnutlocknutsecurely.

thepawlorlatchis engagedinthethird

het.Removecotterpinand clevispinfrom

brakepullrod.Adjustpull rodlengthby

wheelscanjustbeturnedby hand.Install

and releasehandbrake.


/ h t t p : / / w w w . h





(fig.148).

andlinkageif theadjustmentshave

thebrakeshoes,pedal,brakeoperatinglevers,

ed.

boosteroperatingrodandoperating

nglever.Adjustthe operatingleversetscrew

SCREWRAP

ndatBottom

elsequalamountseachsideofa vertical

erpivotbolt.

nderpistonrodlocknut, holdtheoper-

ew,andadjustpiston rodsothat%2 to%4-inch

onrod touchesmastercylinderpiston.

securely.

steroperatingrodto operatinglever

newcotterpin.Holdtheoperatinglever

justtheboosteroperatingrod lengthsothe

tercylinder%$inchbeforeengagingthe

pistonrod.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

valverodtothe operatingleverwith

wcotterpin.Adjustthebrakepedalto oper-

sothepedal armstopswithinMoinchof cab

edalisinreleasedposition.

ndofTop

DJUSTMENTS.Iftheclearancebetween

rsideofcab floorisnotapproximatelyVia

rpistonrod lashisnotwithin %2-to%4-inch

linkage(subpar.b (2)above).Raiseaxle

d,checkthe adjustmentofwheelbearings,

r.136).Adjustone shoeatatimeby turning

ndirectionindicatedbyarrow(fig.ISO)

drumwhenthewheelisrotated.Then

ntricpinjustenoughsothe wheelturnsfreely


/ h t t p : / / w w w . h




rCylinder,PowerCylinder,

rag.A tensionspringholdseacheccentric

procedurewitheachtake-upeccentricpir

,andlowerthe wheels.

ngValve


/ h t t p : / / w w w . h





TO5-TON6x4TRUCK

6AND US6x4)

DJUSTMENTS.Majoradjustmentsare

afterreliningbrakeshoesandreconditioning

horpinshavebeentamperedwithor loos-

whereminoradjustmentsdonotgivesatis-

taxlesowheelsareoff thefloor.Check

ngs,andadjustifnecessary(par.136).Re-

erfrombrakedrum,andloosenanchorpin

oneshoe atatimeby turningtheanchor

rBrakeShoeAdjustment(Front

pinindirectionindicatedbyarrowsin figure

oetowardand awayfromthedrum,check

withfeelersinsertedthroughinspectionhole

f lining(fig.153).Whena clearanceof0.005

d orheel,and0.010inchat upperendortoe,

ventitfromturningwhilethe locknutis

afinalcheckontheshoelining-to-drumclear-

ein likemanner,andinstalltheinspection

ceduretoadjusttheshoeson eachwheeland

NKAGE(fig.154).

isconnecthandbrakepullrodfrom

nandclevispin.Unhookspring fromspacer


/ h t t p : / / w w w . h





ecotterpinandclevispin thatfastenthe

support.Removebrakebandadjusting

nglinknuts. Removetheadjustinglink

sattached,springs,andcamshoe.Cutthe

e,ShowingLocationofAdjusting

eedingValve

keoutanchorscrew,andremovebrakeband

Slidebrakebandintopositionon

overbrakeband supportwithanchorscrew

,and installanchorscrew.Placethecam

bracketattachedtobrakeband,andthere-

dbracketsandsupport.Inserttheadjusting

linksattached)throughcamshoe,band

asespring,support,lowerreleasespring,and


/ h t t p : / / w w w . h





1-TO5-TON6x4TRUCK

6AND US6x4)

rBrakeShoeAdjustment

ingtoDrumClearance(Front


/ h t t p : / / w w w . h







-TO5-TON6x4TRUCK

6AND US6x4)

gthroughflangeontransfer casemainshaft.

topillowblockpropellershaftto theflangeon

ar.105).Adjustthe handbrakebandto

6b( 1)).

ControlandLinkage.Removethe

romfloorofcab(par.102 c(1)).Unhook

andBrakeBand

,and removecotterpinfromfrontendof

wsthat fastenthebandbrakeleversectorto

totheright,disengagepullrod fromlowerend

verassembly.Removethecotterpinand

ull rodtohandbrakecam,andremovethe

eControlandLinkage.Placepull

clevispinthroughclevisandbrakecamso

owerendofhand brakeleverthroughfloor

pullrodintoholein lowerendoflever,and


/ h t t p : / / w w w . h




andBrakeDrum

ontBrakeDrum


/ h t t p : / / w w w . h





\-TO5-TON6x4TRUCK

6AND US6x4)

lthe capscrewsthroughholesinsector,

ssemblytotransmission,andinstalla new

frontendofrod.Adjustpull rodlength(par.

llrod,andinstalltransmissioncoverplate

DLINKAGE,

eaxleuntilthewheelsareoffthe floor,

heels(par.135).

earBrakeDrum

AL-TYPEDRUM.Removethehuband

).

BLE-TYPEDRUM.Removethescrewsthat

tallthreeofthescrewsremovedintothreaded

rewsclockwiseuntiltheybottom;continue

mountstostartdrumoff thehub.Remove

utthe screws(figs.157-158).

HOES.Placeawheelcylinderpiston

s(fig. 159).Markshoessotheycanbe rein-

tion,and notelocationofpunchmarkson

oveC-washersfromguidepinsandanchor


/ h t t p : / / w w w . h





nspring fromshoeswithbrakespringpliers

S.Pullupperendofshoesawayfrom

elowerendofshoesfrom anchorpins.

NCLAMP

erPistonClampInstalled

S.Lubricateeccentriconanchorpins,

on anchorpinsandguidepinsin backing

pperendof shoeswithcylinderlinks.Hook

withbrakespringpliers,andinstall new

laceaspacerwasher,feltwasher,washer

eachanchorpin.

ES.Removewheelcylinderpiston

tclearancebetweenshoesandbackingplate


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

ereplacements,turnthetake-upeccentric

ovetheshoesinwardtoprovideclearancefor

E-TYPEDRUM.Placedruminposition

bscrews,andtightensecurely.

NAL-TYPEDRUM.Installhubanddrum

oeReturnSpring

lthewheelorwheels(par.135).

ANDPEDALLINKAGE.Performamajor

sinstalled(par.126).Adjustpedallinkage

olsandLinkage.Disconnectandre-

b).Takeout thecotterpinsandclevispins

gvalverod,powerboosteroperatingrod,and

fromoperatinglever.Removecotterpinand

werboosteroperatingrodfrompowerbooster

pin,castlenut,operatingleverpivotbolt,

er.Loosenhoseclamps,pullhosefromoper-

moveoperatingvalvefromvehicle.


/ h t t p : / / w w w . h





trolsandLinkage.Placetheoper-

necthosetofittings onvalve,andtighten

dtheoperatingleverinposition,install the

newcotterpin.Installthepowerbooster

arendofrodto boosterpistonrodwithclevis

eandShoesAssembly

Connectthemastercylinderpistonrodto

spin andnewcotterpin.Installandconnect

Adjustthe pedalandlinkage(par.126

ydrauliclinesfromfittingsonmaster

oplightswitch.Removethecotterpin and

stercylinderpistonrodto theoperating


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

insand clevispinsfrombothendsof power

removerod.Removethemastercylinder

escrewsthatfastenmaster cylinderinsup-

ssemblydownward(fig.162).

astercylinderinposition;alineholes

nder;install thescrews,washers,and

sbetweencylinderandsupportbracketat

escrewssecurely,andconnectmastercyl-

ngleverwithclevispinanda newcotter

estofittingsonmastercylinderand wiresto

akeMasterCylinderAssembly

powerboosteroperatingrodin position,and

powerboosterpistonrodwithclevispin and

daland linkage(par.126b(2 )),andbleed

6).Keepthemastercylinderreservoirat

euntilwheelsareclearof floor,and

lsfromhub.Removedemountabletypedrum


/ h t t p : / / w w w . h





ntional-typedrumwithhub(par.136).In-

nclampin positiononpistons,unhookbrake

connectthehydrauliclinefromwheelcyl-

the screwsthatfastencylindertobrake

ndofshoes awayfromcylinderlinks,and

kingplate(fig.163).

05

heelCylinderAssembly

lcylinderinpositiononbackingplate,

tensecurely.Engagenotchesinupperend

,andhookthe shoereturnspringtoboth

cylinderpistonclamp,andconnectthe

oncylinder.Installdemountable-type

conventionaltypedrumwithhub(pars.136

hoeminoradjustment(par.126(3)) on

hydraulicsystem(par.126).Installthe

d lowerwheelstofloor.

NDVALVES.

l.Removethecotterpinandclevispin

ratingrodfromboosterpistonrod.Loosen


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

movenutsholdingpowerboostertosupport

rward,anddisengagehosefrompipeand

nitfromvehicle(fig.164).

on.Placepowerboosterinposition

phoseover pipeandfittingonbooster.In-

andtightensecurelytobracket.Tighten

ely,connectboosteroperatingrodtobooster

nd installanewcotterpin.Adjust pedal

akePowerCylinderAssembly

alveRemoval.Removetransmission

b(par.102 c(1)).Disconnectthecheck

penutfromcheckvalve,andloosenthe nut

ovethecapscrewthat holdsthecheckvalve

ndslidetheclampdownwardoffthe check

valvefromlowerelbow,andremovefrom

sto bereplaced,removetheupperelbow

eckvalve,andinstallin replacementvalve.

alveInstallation.Applywhiteleadto

tallonlowerelbow,andtighten sothatnipple

thpipefromintakemanifold.Startnuton

vealinement,andsliptheclampupoverlower

ertcapscrewthroughclampandspacer,and

housing.Tightenthecheckvalvetointake

y.


/ h t t p : / / w w w . h





TNGVALVEHOSE

esoftheBrakeVacuumSystem

mpTruckModels)

esoftheBrakeVacuumSystem


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

gValveRemoval.Disconnectand

tingvalve(par.128c).If theoperatingvalve

etherodsandturnbucklefromoriginalvalve,

ementvalve.

gValveInstallation.Installthe

ar.128cl),andadjustpedal andlinkage

AILERBRAKEVALVES.

veRemoval.Disconnectpipesfrom

utclampboltsholdingvalveto steeringpost

veInstallation.Placehandcontrol

gpost jacket,installclamp,andbolts.Con-

o fittingsinvalve,andtightensecurely.

curely.

olShut-offValveRemoval.Loosen

removehosefromnipplein shut-offvalve.

duceronmountingbracket.Iftheshut-off

movethenipplefromoriginalvalveandin-

afterapplyingwhiteleadon threads.

olShut-offValveInstallation.Apply

ducer,install valve,andtightensecurelyto

nipple inshut-offvalve,andtightenclamp

vePipeRemoval.Disconnectpipe

moveclampsthatholdpipeto steeringpost

member.Loosenhoseclampscrew,pullpipe

pe.

ePipeInstallation.Placepipein

ntohose,and tightenclampscrew.Connect

ndtighten securely.Fastenpipetosteering

sidememberwithclamps.

E,PIPES,ANDFITTINGS,(figs.

Removetheflexiblehosetobe replaced

tionsfromfittings.Installthereplacement

ttings,andbleedhydraulicsystem(par.


/ h t t p : / / w w w . h





-~.

toftheBrakeSystem(6x6)


/ h t t p : / / w w w . h





J-TO5-TON6x4TRUCK

6AND US6x4)

isconnectthepipetobereplacedfrom

nyclips holdingpipeinposition,andremove

eplacementpipeinposition,attachclipsif

,andtightenconnectionssecurelytofittings.

ar.126).

T.Disconnectthepipeor hoseconnec-

ovefittingfromvehicle.Installreplacement

yinposition.Connectpipeor hoseconnec-

dbleedhydraulicsystem(par.126).

Loosenhoseclampscrews,andremove

ehoseclampsfromoriginalhose,andinstall

allreplacementhoseonfittings,andtighten

tofBrakeLinesattheFrontAxle

ifoldtocheckvalvepipenutsfromfit-

tallthe replacementpipeinposition,and

ings.

connectionatoneendaêremovedby

ew,pullhoseoffpipe,andunscrewpipe and

Applywhiteleadonthreadsofreplacement

itting,andtightensecurely.Placethehose

en hoseclampscrew.


/ h t t p : / / w w w . h





onsareremovedbylooseninghose

oseoffthepipe. Placereplacementpipein

eends,and tightenclampscrews.

T.Disconnectpipesorhoseas required

whiteleadtothreadsof replacementfitting,

ecurely.Connectpipesorhosethat were


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

NDDRUMS

data* 134

)136

)137

ABULATEDDATA(figs.183,184,

ndrearwheelhubs turnonopposed

ewheelsaremountedonsix studswhich

Attherear,theinner andouterwheelsare

aratenuts.Theinnerwheelisindividually

9

6x6Shown)


/ h t t p : / / w w w . h





NDDRUMS

ontWheel

e-typecapnuts.Theouterwheelslipsover

edinplacewithouternutswhichthread onto

eumatic-typeandareheld inplaceonrim

nt andreartiresare thesamesizeandare

b


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

9220

dInstallingTireLockRing

fig.169).

ntiltireclearsthefloor,and remove

ypecapnutson6x 6vehicles,andlargehexa-

whichholdthewheelto thehub.Remove

g.170).Wheelnuts onright-andleft-hand


/ h t t p : / / w w w . h





NDDRUMS

lWheels

esOppositeatDualWheels


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ntWheelBearings(6x6)

nged.Nutsforright-handwheelsaremarked

-handsideare markedwith"L."

maybe removedwithoutraisingvehicle

Removetheouternuts(hexagon),andpull


/ h t t p : / / w w w . h




NDDRUMS

eaninnerwheel,raise vehicleuntiltire

he(square-head)sleeve-typecapnuts,and

bebyremovingvalvecore,andlay

at.Forceonesideof clampringtowardcen-

NER

Hub,andDrumCross-sectional

-typeDrum)

ntogrooveinwheel.Insert heavyscrew-

ssinclampring,and prythissideof ringout

1).Workring offwithscrewdriverortire

andtube.

ubeintireso thatvalvestemisat red

talltireflap.Inflatesufficientlytoprevent

uringmounting.Placewheelflatonfloor or

verwheel.Insertvalvestemthroughholein

ntstowardwheeldisk.Withtheflangeof tire


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

start theflangeofringunder wheelflange

Using awoodblockandhammer,forcethe

non thewheelrim.Makecertainthelock-

yagainstrimofwheelthroughits entirecir-

55pounds.

Huh,andDrum,Cross-sectional

-typeDrum)

verstudsinthehub. Installthesleeve-

d)on6x6vehicles,andlargehexagonnuts

alternately,beingsuretheyarefirmlyseated

einnerwheeloverthestuds inwheelhub

othe outside.Installthesleeve-typecapnuts

nuniformlyandsecurely,beingsurethecap


/ h t t p : / / w w w . h




NDDRUMS

hewheeldisk.Placeouterwheelinposition

utswiththetire lockingringontheinside,and

randouterwheels180degreesapart (fig.

gonnutson studs,tightenuniformlyand

RUMS(6x6)(figs.175and176).

aring).Raisevehiclesotireclearsthe

gbrakeshoecontactwiththedrum,and

dewiseshakeofwheelbyusing thehands.

ontWheelInnerBearingCone(6x6)

studnuts, centercapscrew,andthedriving

wheelbearingadjustingnutlocksothe

ockcan beremoved.Tightentheadjusting

ndlesuppliedi nthevehicletoolsetuntil

nd, atthesametime,rotatethe wheelto

cesareseatingproperly.Backoffthe adjust-

moreifnecessary,makingsurethatthe wheel

elockandlocknut.Placedrivingflangewith

dsandinstall thelockwashers,studnuts,and

securely.Lowervehicleandremovejackor


/ h t t p : / / w w w . h




}-TO5-TON6x4TRUCK

6AND US6x4)

movingWheelBearingCups


/ h t t p : / / w w w . h





NDDRUMS

RNGREPLACERRAPD310044

ntWheelInnerBearingOilSeal(6 x6)

m.Removewheelandtire assembly

thedrivingflangenuts,lockwashers,center

ge.Bendthelipsof thewheelbearingad-

ntWheelInnerBearingCone(6x6.)


/ h t t p : / / w w w . h





-TO5-TON6x4TRUCK

6AND US6x4)

knut,lock,andadjustingnutcanbe removed.

semblyfromtheknucklespindle.

ngConesandCups.Lifttheouter

ringcupin thehub.Removetheinnerbear-

HANDLE

eelBearingCups

spindle,usingthe universalpuller(fig.177),

Removethewheelbearingcups fromhub

g.178).

aringConesandCups.Placeinner

lespindleanddrive intoposition(fig.179).


/ h t t p : / / w w w . h





NDDRUMS

topositionon knucklespindle(fig.180).

elbearing cupsinthehub(fig. 181).

rum. Placehubanddrumassembly

tthewheelbearingouterconeoverknuckle

ntWheelBearings(6x4)

theouterbearingcup.Movetheentire

heinner bearingcupisagainstinnerbearing

ustingnutand adjustwheelbearings(sub-

andtire assembly(par.135d).

RUMS(6x4).

rings).Raisethefrontendofvehicle

or.Removethehubcapandadjustingnut


/ h t t p : / / w w w . h




\-TO5-TON6x4TRUCK

6AND US6x4)

stingnutwith thewrenchandhandlesup-

tuntilthewheelbinds (fig.182).Rotatethe

aringsurfacesare seatingproperly.Backoff

turn,ormore,andmakesurethat thewheel

kingtheadjustment,locktheadjustingnut

installthehubcap.

Hub,andDrum,Cross-sectional

-typeDrum)

m.Raisevehicleuntil thetiresclear

emovethetireandwheelassembly(par.

p,adjustingnut cotterpin,adjustingnut,

cone.Removethewheelandhubassembly

ngConesandCups.Slidetheinner

klespindle.Removethebearingcupsfrom

puller iftheyarenotsatisfactoryforfurther


/ h t t p : / / w w w . h




NDDRUMS

aringConesandCups.Placehub on

e outerandinnerbearingcupswith thewide

ub,using asuitablereplacer.Installinner

the knucklespindle.

rum. Placethehubanddrum

nucklespindle,installtheouter bearingcone,

Hub,andDrum,Cross-sectional

-typeDrum)

Adjustwheelbearings(subpar.aabove).

mbly(par.135 d).

UMS.

ring).Raisetheaxleandcheckthe

ofthewheelwiththe hands.Bearingsincor-

abarelyperceptibleshakeofthe wheel,

outdrag.Eliminate,bymeansofthebrake


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



\-TO5-TON6x4TRUCK

6AND US6x4)

stingshoecontactwiththedrum.Removethe

y,andgasket(fig.185). Unlockbothwheel

dremovethelocknut andouterlock.Tighten

wrenchandhandlesuppliedinthevehicle

dsand,atthesame time,rotatethewheel

urfacesareseatingproperly(fig.186).Back

rn,ormoreifnecessary,sothat thewheel

ustingnutwiththeinner lock.Installthe

bOuterOilSeal

cktheadjustmentofthe bearings.Lockthe

lassemblywithnewgaskets,andtheaxle

eaxle.

m.Raisevehicleso thetiresclear

ndtireassemblies(par.135a). Removerear

y,andgasket(fig.185). Unlockandremove

ustingnut.Slide thehubanddrumassembly

ngConesandCups.Liftouterbear-

chthroughthe hubwithawoodblockor ham-

nnerbearingconeand greasewasherwith

he bearingcupsfromthehubwith the


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



NDDRUMS

aringConesandCups.Drivewheel

being suretheybottomagainsttheshoulder

aringconeintotheinnerbearingcupand

ntoposition.

rum. Slidethehubandbrakedrum

le housing,andinstalltheouterwheelbear-

stwheelbearings(subpar.a above).Install

ar.135d). Lowervehicle.

arWheelBearings


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

Wheels,Cross-sectionalView

Wheels,Cross-sectionalView


/ h t t p : / / w w w . h




SORBERS

41

sareusedat thefront.Theforward

mountedinashackle.Stationaryhangers

N

Mounting,Cross-sectionalView

efrontsprings.Allshackleboltsare serrated

he boltsfromturningwhenpressedintothe

plate.Thefrontspringshackleandhinge

e center(fig.189)topermitlubricationof


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

gorspringeye bushing.Therearspringsare

ctype.ClipsorU-boltshold thecenterof

eat,whichiscarriedbytaperedroller bearings

Therear springseatsaresplit andfittedwith

eventseveresidethrustsfromdamagingthe

oltheadlocatesit correctlyonthespring

ngrideinanchorstrapswhichare integral

rearaxlehousings(fig.190).The anchor

wnmovementofthespringends,but donot

arwardmovementofthesprings,as their

ndTorqueRodsMounting

duringvehicleoperation.Thedrivefromthe

thevehiclethroughasystemoftorquerods.

atthefront only,andareofthe heavy-duty,

KLEANDHANGERBOLTS.Toadjustthe

vetheshackleboltlockscrewandlock.

ts,thenbackthemoff aboutViturntopre-

ntspring shackleboltlockandscrew.Re-

e frontspringrearhangerboltnut, tighten

boutVaturntopreventbinding. Installanew

e.Tighten springclips,U-bolts,andcenter

ustbe kepttight.

ARINGS.Raisevehicleframeuntilends

eaxleanchorstraps onthesideto beserv-

holdingthebearingcaptothe springseat.


/ h t t p : / / w w w . h




SORBERS

earSpringSeat

nofnut lock,andremovethelocknutand

eatwhiletighteningthebearingadjustingnut,

ot bind.Installanewadjustingnut lock,the

nsecurely.Bendaportionof nutlockover

ocknut.Placethebearingcapintoposition

llcoverscrews.

rontendofvehicleuntilweightis off


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

oltnuts andU-boltsholdingspringtothe

esremovestudnutsholdingrightspring

sorberendsto remainconnectedtothe

frontshackleboltlockplatescrewandlock

kleboltnuts,anddrivebothshacklebolts

erandspringeye.Removethecotterpinand

ds rearendofspring tohanger.Drivethe

springeye,andremovespring.

--RAPD310049

eatAssembly,Cross-sectionalView

ehicleuntilendsofrear springarefree

ovethethreetorquerods fromtheforward

moveU-boltnutsandU-bolts.Loosenspring

enearestendof forwardrearaxleforward

endofspring toslipoutof theanchorstrap

omvehiclebyslidingit forwardandoutof

horstrap.

springinposition,installbolt through

ng. Installnutonbolt,tighten securely,

anewcotterpin.Installfront shackle


/ h t t p : / / w w w . h




SORBERS

RACKET

MBLY

eatAssembly,Disassembled

rSpringSeatInnerBearingCone


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

S6ANDUS 6x4)

ckleboltnuts,backtheir, offVaturn,and

.Lowervehicleandpositionsospring

essonaxlepad.Installfrontspring andshock

bolts,andnuts.Securelytightenthenuts

On6x6vehiclesinstallstudnutsthat hold

ockAbsorber

arendofspring throughrearwardrear

eendofforwardrear axleforward,andenter

roughforwardrearaxleanchorstrap.Position

recessonrearspringseat,and placerear

n.Install rearspringU-boltsandnewlock

ltnutssecurely.Tightenspringseatclamp

earaxle torquerods(par.121b),and lower


/ h t t p : / / w w w . h




SORBERS

EARINGS(figs.192and193).

ckforwardrearaxletireand wheel

rtheflooron thesidetobe serviced.Remove

and wheelassemblies(par.135a).Raise

pringendsarefreein theaxleanchorstraps,

utsandU-bolts.Loosenspring seatclamp

ewsholdingbearingcaptospring seat,and

glocknut,lock,andadjustingnut.Lower

freefromspring,andslidespring seatassem-

191).Usingthe universalpuller,remove

econnectingbarjournal.Removeoilseal

Removeouterandinnerbearingcupsfrom

tobereplaced.

andouter bearingcupsinthespring

cer.Insertoil sealfelt,retainer,washer,and

econnectingbarjournal,anddrive intoposi-

bearingconein theouterbearingcup,

blyinto positionontheconnectingbar,

ng adjustingnut,andadjust(par.140a

saddleandU-boltsandnuts,beingsure

is seatedproperlyinthespringseat. Tighten

clampnutssecurely.Installforwardand

wheelassemblies(par.135 d).Lower

hockabsorberlinkeyeboltfromthe

orberbracketplatebyremovingthe eye-

p,take offshockabsorbertoframeboltnuts,

link(fig.195). Removethenutandpin

sorber,and removethelink.

nktotheshockabsorberby installing

kabsorberover theshocktoframebolts,

ts,andtightensecurelyto frame.Push

thefrontspringand shockabsorberbracket

erandnut,and tightensecurely.Remove

ereservoirwithshock-absorberfluiduntil

bottomoffillerplug hole.Installfillerhole


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

data143

146

ABULATEDDATA.

ggearisof thecam-and-twin-lever

ntedtotheframeleft-sidemember.Itis

esteeringarmby aPitmanarmandcon-

CLE.

PostCamBearings.Removeleft

Removecotterpinand adjustingplugfrom

ookballcoverspring,andremovedraglink

Loosensteeringgearcamlever shaftad-

esteeringgearhousingtopcoverscrews.Turn

mstraight-aheadposition,andaddor re-

ecessarytoobtaincorrectadjustment.Steer-

whenheld lightlyattherim withthumb

eptibleendplayeliminated.Adjustment

knessesof0.003inchand 0.010inch.Shims

dor removethem.Installthetopcover

ket.Adjustcamlevershaft (subpar.b

GearCamLeverShaft.Afterthe

adjustmenthasbeenmade,adjustthe end

Removehoodleft-sidepanel(par. 61b).

steeringgearPitmanarmcoincideswith

ecamlevershaft.Turnthe steeringwheel

emeleft,andcountthe numberofturns;

xactlyhalfwayandmarktheposition ofthe

Loosenthe adjustingscrewlocknut,and

spotcanbarelybedetectedby turningthe


/ h t t p : / / w w w . h




SCREW

r,PhantomView

past itscenteroftravel.Tightenthead-

rely,andrechecktheadjustment.Placethe

Pitmanarmballstud,and installtheadjust-

plug,andbackit offl/2turn.Installa

ll coverspringholdingthecoverandfelt

erapron (par.150c)andhoodleft-side


/ h t t p : / / w w w . h




\-TO5-TON6x4TRUCK

6AND US6x4)

AN).

erpinandadjustingplugfromrear

ringholding ballcoverplateandfeltoil

earend ofdraglinkfromPitmanarm ball

armtosteeringgearcamlever shaftnut

steeringgearPitmanarmfromcamlever

mpuller (fig.197).

tmanArm

nggearPitmanarmin positionon

ethemarkon Pitmanarmcoincideswiththe

vershaft.Installthelockwasherandnut

tensecurely.Installconnectingrodon

46 b).

DRAGLINK).

otterpinsandadjustingplugsfrom

ookspringsthat holdballcoversandfelt

draglinkfromball studs(fig.198).

nthatconnectingrodballcoverand

tionovertheballstuds,and placedraglink


/ h t t p : / / w w w . h




onnectingRod(DragLink)

talladjustingplugs,tightenplugssecurely,

nstall newcotterpins,andhooktheball

henewfelt gasketsareinposition.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ACHMENTS

areequippedwithsteeltop cabs;

clesproducedhavesofttopcabs.Athree-

front andonetotherear) systemisused

bonthe vehicleframe.

hedtothechassisframeandis notcon-

gseat islocatedincargobodyalongeach

top,and anendcurtainarefurnishedto

psorcargo.

ippedwitheitheranendor sidedump

pump-operated,hydraulic-typehoistto

providedatthefrontendof bodytoreduce

othe cab.

structuralcenterofthevehicle,andin

oad,it providesandmaintainsafixedre-

nitstoassurenormaloperation.Thevarious

s,supports,etc.,areboltedorrivetedtothe

LYREMOVAL.Removetheadjustingarm

omstudsin pillars.Takeoutscrewsthat

ketsonwindshieldframeand removethe

mirrorfromwindshieldcenterbar.Remove

dshieldwiperarmstowiper shafts,andlift

keout thewindshieldhingetoframe

ndshieldassembly(fig.199).

LYINSTALLATION.Placethewindshield

llwindshieldhingetoframescrews,and

ndshieldadjustingarmsoverpillarstuds,

windshieldframewithscrews.Installwashers

npillar,pullwindshieldadjustingarms


/ h t t p : / / w w w . h




ACHMENTS

osewindshieldassembly.Tightenthumb

tofwindshieldassemblytocab.Place

sitiononwiper shaft,installscrew,and

iperbladetravel,andchangepositionof

Installrear viewmirrorinwindshieldcen-

ndshieldAssembly

CEMENT.Raisefrontedgeofcushion

agehookson cushionfromhooksonseat

(fig.200).Toinstall,placecushionin cab,

ackforward,andengagehookson cushion

ushthecushionrearward,andengageholes

on seatriser.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

LYREMOVAL.Disconnectthewindshield

rmotors.Unfastentheleft-frontcornerof

rame.Removewindshieldadjustingarm

soff studs.Swingthewindshieldassembly

tion,andslide theassemblytotheleftuntil

eatCushion

gaged.NOTE://thewindshieldassembly

etheadjustingarms,windshieldwiperarms

orsfromoriginalwindshieldassembly,and

embly.

LYINSTALLATION.Inserttherightend

ndshieldupperchannelintheleft endofthe

dframe,andslide theassemblytotheright

fullyengaged.Alinethewindshieldassembly

headjustingarmsoverthestuds.Install

ulladjustingarms inward,andpushdown

entheknobssecurely,connecthosetoboth

eft-frontcorneroftopdeckto windshield


/ h t t p : / / w w w . h




ACHMENTS

AL.Openthesidecurtainuntiltheflat

eswithslot inthelowerhingebracket.Raise

pinsareoutof hingebrackets.

LATION.Holdthesidecurtainatright

ge pinsinhingebrackets,andclosecurtain.

CURTAINREMOVAL.Untiethelargerope

etachitfromhookonoutsideof cabincenter

ender

frontcornersof topdeckfromuppercorners

ollorfold thetopdeckforward,andslide

ontopofwindshieldframe.Untiethesmall

andunhookitfromclipsinsideof cabrear

tain,andfastenit tobowwithstrapspro-

eoutthe cotterpinsfrombaseofbowarms,

utsideofcab,andremovethebowwithback

tup.NOTE:The backcurtainmaybere-

kingoutthe sheetmetalscrews.

URTAININSTALLATION.Placethebow

dinposition,installnewcotterpins inbaseof


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

gnutssecurely.Loosenstrapsthat fasten

hecurtain.Hookthe smallropeunder

and tietheropeendson eachsideofcab.

ontoftopdecksidewiseintoretaineron top

ftFenderApron

enthefrontcornersoftop decktoupper

e.Stretchthetopdeckoverbow,andslip

utside ofcabincenterofrear panel.Tie

ofcab.

CEMENT.Raisetheseat,turnthe front

forwardto removeit.Toinstall,slidethe

etheseat,and turnthefrontlatchthatholds


/ h t t p : / / w w w . h




ACHMENTS

iethetarpaulintieropesfromhooks

oldor rollthetarpaulintowardrearand

stalltarpaulinoverbows,stretch

eropestohooksonoutside ofcargobody.

ovethetarpaulin(subpar.aabove).

laceropesfrombowsand eyeletsincur-

rtains.Pullbowsfromtop ofhollowsteel

erttheends ofbowsintotopof stakes

seated.Install ropethroughtopcenter

at endsofropeareeven.Placefrontcurtain

e endsofropearoundbowandthrough

frope innearestcorner.Followthispro-

curtain.Installthetarpaulin(subpar.b

.Untietarpaulinropesfromhooks

gate.Rollrearend curtainupandfasten

atsto verticalposition,andremovecotter

nges andbrackets.Liftseatsawayfrom

mvehicle.

s.Placetheseats inposition,insert

andbrackets,andinstallnew cotterpins.

urtaininto position.Raisetailgate,and

ohookson tailgate.

S.

ACEMENT.Removenutsandboltsthat

osition,andremovebumper.Onvehicles

movenutsandboltsthat fastenthewinch

riginalbumper,andinstallguideandroller

Holdthereplacementbumperinpositionand

d nuts.Tightenthenutsandbolts securely.

CEMENT.Removethenutsandbolts

rto frameandremovebumper.Holdthe

osition,installallfasteningboltsand nuts,and

dlight(par.151c),blackoutmarker

ckoutdrivinglight(par.152b) (ontheleft

rkerlightwirefromfender.Removethe

tfastenthefender tocabandradiatorguard.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

wingscrewsthathold thehoodsidepanel

.Removefendersupporttoradiator frame

hevehicle(fig.201).

fenderinpositionandinstallallbolts,

properalinementof fenderwithcab,hood

ndradiator.Tightenonesupportto radiator

ocab screw.Thentightenallremaining

urely.Fastenmarkerlightwiretofender

fthWheelCouplerAssembly

par.151d), blackoutmarkerlight(par.

glight(par. 152c)(onleftfenderonly).

ngnutsandwingstudsthathold fender

orcorebracket.Takeoutthe boltandnut

isconnectbondstrapsfromapron,and re-

fig.202).NOTE:Whenremovingrightfen-

harnessfromclips.

fenderaproninposition,andconnect

ronwithtoothedlockwasherbetweenstrap

odashwith boltandnut.Installwing nuts,


/ h t t p : / / w w w . h




CHMENTS


/ h t t p : / / w w w . h






ACHMENTS

curely.NOTE:Wheninstallingrightfender

ssinpositionon apronwithclips.

embly.

sandbolts thatfastenthefifthwheel

e,andremovefromvehiclewithahoist(fig.

pareWheelandTire(CargoModels)

thefifthwheelcouplerassemblyinposi-

boltsandnuts.Tightenthenuts securely.

s.

AL.Removethecotterpin,nut,and

hook.Pullhookassemblyrearwardoutof

sleevesinposition.

ATION.Insertthepintle hookshaft

member,sleeves,andspring.Placespacerover


/ h t t p : / / w w w . h




TO5-TON6x4TRUCK

6AND US6x4)

t,andtighten nutuntilthereis enough

trattle. Installanewcotterpin.

CEMENT.Removethenutsandbolts

kin position,andremovethehook.Setthe

pareWheelCarrierAssembly

Models)

on,installboltsandnuts,and tighten

utsandboltsthatfastenrunningboard

board frombrackets(figs.204and205).

runningboardinpositiononbrackets,

tightensecurely.

embly(CargoTrucks).

clampstudnut, raiselatchcontrol

heeltoverticalposition(fig.206). Remove

rriersupport,andliftoffthe sparewheeland


/ h t t p : / / w w w . h




ACHMENTS

ecotterpin,castlenut,hingestud,and re-

mbly.Thecarriersupportlatchassembly

e railwithboltsandnuts thatareaccessible

hecarriersupportassemblyinposition

hingestud,andcastle nut.Tightennutto

tud,and installanewcotterpin.Place

ssemblyinpositiononcarriersupportstuds,

ightensecurely.Raisesparewheeluntil

arriersupport,andinstall clampstudnut.

embly(TractorandDump

tsoffthecarrierbracearms,andre-

assembly.Removethenutsandbolts that

oframe,andlift carrierassemblyoffthe

emovingcarrier(ontractortrucks),re-

upportspringtocab.Removebolts,nuts,

gshut-offvalvemountingbrackettobottom

plugfromsocketanddisconnectthewires

socketlocatedonsparetirecarrier.

carrierassemblyinpositiononframe,

tightensecurely.Installthesparewheel

r,insert armbracesthroughholesinarm,

ighten securely.Beforeinstallingthespare

carrier(on tractortrucks),connectthewir-

socketandinsertlight plug.Installthe

ockwashersattachingtheshut-offvalve

mofcarrier.Installsparewheeland tire,

theclipfasteninghosesupportspringto cab.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ghts154

mheadlightsasusedonsomevehicles

sdirectlybackofthe radiatorguard.The

helight body,whichconsistsofthefilament,

ceableonlyasa completeunit.

ts.Efficientandsafelightingrequires

edaccurately.Toaimthe headlightbeams,

elfloor squarelyfacingafocusingscreen

awayfromtheheadlights(fig.208).Posi-

screendirectlyinlinewith thecenterline

eheightfromthe floortothecenterof the

izontallineon theaimingscreen3inches

terof theheadlights.Measurethedistance

tor guardtothecenterofthe headlights.

arkersonthescreenso thattheyarethe

reencenterlineasthe headlightsarefrom

nonthe headlights,andlighttheupper

.Withoneheadlightcovered,adjustthe

supportnut inordertoturn thelightbody.

potiscenteredonthe horizontallineofthe

rker(fig.209).NOTE:Smokedglassesare

ngtolocatethehotspot.Aftertighteningthe

hecktheadjustment.Performtheaiming

dlight.Noadjustmentis necessaryforthe

aximumlightingefficiencyistobeobtained,

adlightcircuitmustneverexceed3Avolt;

ptcleanandtight,and thelenskeptclean.

sehoodanddisconnectthewiresfrom

nshroud.Removethenut andlockwasher

er.Pull markerlightwireoutofconnector,

t holdheadlightcablestofender.Pullthe

enderapron,slidenutandlockwasheroff


/ h t t p : / / w w w . h




EFTHEADLIGH

HRESPECTTOSCREEN*APO310052

mingChart

adlightassemblywithcablesattached(fig.

sertthewiresthroughmounting

ositionheadlightonthefender.Slidethel ock

bles,and installthemonheadlightstud.

amFocusedonScreen


/ h t t p : / / w w w . h




\-TO5-TON6x4TRUCK

6AND US6x4)

eadlight

ein fenderapron,andconnecttojunction

ustheadlight(subpar.habove).

NALS

andyellowwithblacktracer.

andgreenwithyellowtracer.

ndoakwithblacktracer.

ment.

NIT.Takeoutclampscrewfrombottom

ter rim.Removetheunitretainingring


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



elamp-unitfrombody,andpullthe wiring

amp-unit(fig.211).

MP-UNIT.Pushthewiringplugonprongs

sitionthe unitinthelight body.Installthe

enin positionwithretainingringscrew.

tion,andinstalltheretainingscrew.

mpUnit

.

utdrivinglightislocatedon oneof

tofurnishadiffusedlight beamforillumina-

veunderblackoutconditions.

emoval.Raisehoodanddisconnect

nectororjunctionblockintheenginecom-

tandwasherholdinglightto fender.Re-

o undersideoffender,andlift lightassembly

stallation.Insertthewirethrough

light onthefender.Installthe washerand


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ackoutDrivingLightLampUnit

PREFLECTOR

vingLightDisassembled(Type

ehicles)


/ h t t p : / / w w w . h




ghten thenut.Pushthewire throughhole

ireorwiresto connectororjunctionblock

ndlowerhood.

amp-unitReplacement.

escrewandremoverimwithlamp-unit

aledbeamlamp-unitandretainerfromthe

hewiresfromterminals.NOTE:Onve-

nremovethedoorscrewanddoorfrom body

213).

nsealedbeamlamp-unittorimwithre-

oterminals.Placeretainerandlamp-unitin

oughrim,andtighten.NOTE:Onvehiclesof

ampinsocket,placedooronbody,andfasten

IGHT.

markerlightsaremountedonthefen-

ateaspeciallydesignedlensanda colored

htbeam.

eplacement.Removethelight

the lightupandout ofthemountingbase

from theconnector.Toinstall,insertwire

position thelightonmountingbase;install

dtightensecurely.Connectlightwireto

ampReplacement.Takeoutthe

hedooranddoor seal,pushinonthe lamp,

removefromsocket.Installlampby push-

seuntiltheprojectionsonlampengageslots

eal anddoor,andfasteninposition with

KOUTTAILLIGHTS.

eorblackouttaillightismountedon

etaillightoperatesfromtheswitchonthe

scontrolledbytheactionof thebrakepedal

ragmswitchlocatedonthebrakemaster

toplightwill operateonlywhenthemain

hreeoperatingpositions.

al.Disconnecttaillightwiresbypush-

dturningcounterclockwiseuntiltheprojec-

omslots insocketsontaillight.Removethe

tsholdinglight inposition,andtakeoffthe


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

tion.Placetaillightinposition,in-

shers,andtightensecurely.Pushplugsinto

rnclockwiseuntilprojectionsengageslots

unitReplacement.Removethedoor

offthedoor.Pull lamp-unitsoutoftheir

mpinServiceTaillight

wlamp-unitsinposition,installthe door,and

214).

nlydifferencebetweentheservice

ghtisin theupperlamp-unitandtheshape

re,thereplacementinstructionsapplyto

(figs.215,216and217).

ofeithertheserviceor theblackout

efour-positionmainlightswitch.Alllights


/ h t t p : / / w w w . h




/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

Switch

obis inalltheway.Whenthe knobispulled

ackouttaillight,trailer taillight(iftrailer

are turnedon.Withtheswitchin thisposi-

ghtwillburn ifitsseparatecontrolswitch

so,theblackoutstoplight willoperate

smade.Pressthe latchstopinandpull

operationofheadlights,servicestoplight,

ndWiringConnectionsUsedWith

y(FormerProduction


/ h t t p : / / w w w . h




ghtsswitchknoboutwardwill turnpanel

gswitchis inthesecondstopposition.The

vailablefordaytimeusewhentheknobis

stop.

16).

wiresfromswitch,andmarkthemin

nstallation.Takeoutthesmallset screwin

rewknob.Loosendog-pointreleasescrew

lease,hold releasebuttonin,andremove

.Takeoffhexnut whichholdsswitchto

switchinpositionagainstthe panel,

washerisin position;installtheholdingnut,

ethereleaseinpositionon switchshaft,and

w.Connectwirestoproperterminalson

ssecurely.Screwcontrolknobonshaft,and

rewsholdingtheswitchtocabfloor,

mannerthattheycanbeinstalledon re-

pT-operlocation.

thewiresonswitch,andtightensecure-

e switchinposition,installtheholding

Switch.Toremovetheinstrument

ewires,loosensetscrewholdingcontrol

ob.Removehexholdingnutandwasher,and

r. Toinstall,connectwiressecurelytothe

witchinposition.Installthe washer,and

t.Screwtheknob inposition,andtighten

hicle.Toremovetheswitch,pull

unscrewswitchfromthefittingat rearof

areisused toavoidpressureonbrakepedal

rno brakefluidwillleakoutof fitting.

ereplacementswitchavailableforim-

llitassoonas theoriginalisremoved.Before

rely,makesuremastercylinderfluidisat

ssistantdepressthe brakepedal.While

atchbrakefluidcomingoutaround threads

owsin asolidstreamandno bubblesare

securely.Fillmastercylinderwithcorrect

he wireconnectionsintotheterminalsuntil


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

torTrailer (Vacuum).

trailerstoplightswitchislocatedin

mlineatthe trailershut-offvalvelocatedon

tire carrier.Toremovetheswitch,dis-

eirterminals,loosenthehoseclampand pull

ch.Unscrewswitchfromfitting.

whiteleadonthreads,andscrewswitch

verendofswitch,positionclamp,andtighten

onswitchterminalsandtightennuts.

witch(OnVehiclessoEquipped)

screwholdingcontrolknobandun-

iresfromswitch,andmarkthemtosimplify

ntswitch.Takeoffhexnutholdingswitch

emoveswitchfromrearof board.

etwiressecurelytoterminalsonswitch.

tboard,andtightenhex holdingnut.Screw

ft,andtightenset screw.


/ h t t p : / / w w w . h




sembly161

nd219).

ts aregroupedina panelmountedinthe

ard.Thepanel andinstrumentscanbe

ytakingoutthe holdingscrewsafterdiscon-

andPanels


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

speedometercable,andoilpressuregage

atindicatorelementfromthecylinderhead.

alofanyinstruments,besuretodisconnect

batteryterminal.Identifyall disconnected

mannerthat therewillbenopossibilityof

eninstallinginstruments.

NT

TCH

edwithSoftTopCab)

terindicatesthedischargerateof

hebattery,therate atwhichcurrentisbeing

he generator,andwhetherthedischarge

rateis predominating.

ethenutsandlockwasherswhichhold

connectwiresfromthe terminals,andremove

theammeterinpositionin thepanel;install

wlockwashersandtightensecurely.

geindicatestheamountoffuel in

witchis turnedtothe"ON"position.The


/ h t t p : / / w w w . h




edbya circuitbreakerwhichwillauto-

calcircuitfromthebatteryinthe eventof

onnectingwires.

.Disconnectthewires,takeoffclamp

mpanel.Toinstall,placegage inpositionin

dnuts.Connectwiresto correctterminals.

ngEngineHeatIndicator

.Disconnectwirefromterminal,and

tting.Removescrewsholdingtankunitto

ftingout oftank.Toinstall,placea new

tsealerinposition,insertunit intotank,and

s.Connectwiretoterminal,andconnectfuel

gasolinegagedoesnotregistercor-

kunitwireandconnecttheunit wiretoatank

Groundthetest unittothevehiclewitha


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

onswitchto the"ON"positionand,while

e,movethefloatof thetestunitup anddown

doesnotregisterproperly,inspectthecircuit

gageterminals,and correctanydefects

besatisfactory,failureofdashgagetore-

entoftestunitindicatestheneed forreplace-

par.b above).Ifdashunitdoesrespondto

ntestunit, replacethetankunit(subpar.

ratureofthewaterinthe engineis

atindicator.Thisgageis calibratedindegrees

peratingrangeunderaverageconditionsis

houldthetemperatureriseappreciably

neimmediatelyandcorrectthecause.

vetheheatindicator,removetheele-

yunscrewingthenutfromadapter(fig. 220).

endthetube sharply.Removethedash

oughthedash.Takeoff nutsholdinggage

movethegage.To installtheheatindicator,

roughpaneland dash,andinstallthedash

nthepanel,andinstallthe clampnuts.Coat

hitelead,screwtheelementnut intothe

ndtightensecurely.CAUTION:Donot

.

suregageindicates.thepressureat

dthroughthe lubricatingsystemofthe

milesperhourwithoil oftheproperquality

dingof35 to40shouldshowon thegage.

ero,or dropsappreciablyduringoperationof

eimmediatelyanddeterminethecauseof

yappreciabledifferenceinoilpressureread-

f theindicator.

inestopped,disconnectoilpressure

oveclampnutsholdinggageto panel,and

l,placethegagein position,installclamp

pressurepipeto gagefitting.

DRIVEASSEMBLY.

ometerindicatestheroadspeedof

our.Theindicatorhandisspeciallytreated


/ h t t p : / / w w w . h




sitionmaybeobservedduringvehicleopera-

mpletedarkness.Anodometer,incorporated

eterface,registersthenumberofmilesthe

hetripmileageindicatoron thelowerpor-

cemaybeset backtozerobyturningthe

fthe speedometercase.

placement.Toremovespeedometer

connectflexibleshaftassemblybytakingoff

nut, andpulldrivingcoreoutof openingin

ovethewingnutsholdingclamptoinstrument

t ofpanel.Toinstall,placethespeedometer

the clampandwingnuts.Insertflexible

peedometerheaddriveshaft,and fastenthe

headwithshaftto headfasteningnut.

yReplacement.Toremovespeedome-

,disconnecttheshafttoheadfasteningnut,

rom openinginspeedometerheaddrive

bleshaftassemblyfromtransfercase.Re-

mshaft.Takeshaftgrommetout ofdash,

dendofshaft throughholeindash.Toinstall,

ase,andpushspeedometerheadendofshaft

l thedashgrommet,andfastenshaftin

edriving coreofflexibleshaftassembly

veshaft,andfastensecurelywiththenut.

or-typehornismountedonthedash

rn buttonislocatedinthe centerofthe

rcuitisprotectedbya circuitbreakerwhich

eelectricalcircuitfromthebatteryifthe

gwiresfailtofunctionproperly.

vethehorn,takeoutscrewsholding

oveplatewiththreadedholes,andlift horn

wiresfromterminalsonhorn,makingcertain

ninorderto properlyconnectwireswhen

vehorn.Connectwiresto replacementhorn,

ndinstallthe holdingscrewsintotapped

.

S.

cuum-typewindshieldwipersareused.

h-pullbuttonsmountedoneachwiperbody.

he buttonout,andpushbuttonin tostop


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

windshieldwiperarmand bladeas-

onofwindshieldgarnishmoulding,andre-

eadlining tonailingstrip.Disconnect

motor,andpullthehead liningdowntopro-

nutsfrommountingscrews.Removenuts

keoffthewipermotorouterfasteningnut,

thewipermotorinposition,andinstall

eningnut.Install lockwashersandnutson

ewsandtightensecurely.Connectvacuum

sten headliningtonailingstrip withtacks.

gsection,andfastenthe wiperarmand

motorshaft.Makecertainthatthe armis

strokeonthewindshieldglass.

cuum-typewindshieldwipersareat-

pperchannel,andarecontrolledbya push-

ody.Pull thebuttonouttostart thewiper

pit.

wiperarmand bladeassembly.Pull

ody,takeoutwiperbodyto windshieldupper

,andremovewiperbody.

wiperbodyinpositiononwindshield

elytightenattachingscrews.Connectvacuum

and installwiperarmandbladeassembly.

ullstroke onwindshieldglass.


/ h t t p : / / w w w . h




data164

dlinkage166

ABULATEDDATA.

take-offunitismountedonthe left

nddrivesthe winchand/orhoistpump

shaftsonvehiclessoequipped.Theopera-

s governedbymeansofcontrolleversin

seeparagraph167.Forhoist pumpcon-

ster

100-6

6M

romtransmission

hift leverincab

CLE.

es.Theonlyexternaladjustmentto

essettingthelinkageconnectingtheunitwith

eclevispinholding theadjustablelinkage

ift leverasnecessarytoengagelockwithin

whichholdstheshiftleverin "NEUTRAL."

hiftingmechanismattheunituntil thesliding

onnearestrearofpowertake-offunit.Change

adjustablelinkagerodby turningclevis

nalinementwithhole inshiftshafteye.

newcotterpin.

s.Adjustmentofcontrolsforthepower

bymeansofaclevisonoperatingrod attached

erpin,clevispin,and loosenclevislock

thatshiftshaftcanbe movedintothe

edpositionwithoutbinding.Installclevis

ndtightenclevislocknut.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

S6ANDUS 6x4)

ONTROLSANDLINKAGE,

es.

wertake-offusedonvehiclesequipped

verlocatedjusttothe leftoftransmission

dtothepowertake-offshiftshaftbymeans

nda relayleverlocatedonframecross

ertake-offhas"HIGH","LOW","RE-

AL"positions.Itmustbeshiftedtothe

requiredforoperationofthewinch.When

epowertake-offshiftlevermustbe locked

kwhichispivotedonthe seatriser.

operatingrodsbytakingout cotterpins

vetheclevispins androds.Removeshift

ansmissionasoutlinedin paragraph102c.

LOW"and"HIGH"shiftoperatinglever

theleverandWoodruffkey.Slidepower

ransfercasecontroland shiftlevershaft.

thepowertake-offshiftleveronthe

hiftlevershaft.Install transfercase"LOW"

leverandWoodruffkeyon shaft.

glever,andtightentheclampscrew.Rein-

yas outlinedinparagraph102d.Place

ustableclevisesinposition,and installthe

erpinsafter therodshavebeenadjusted

02h and165a.

s.

wertake-offonvehiclesequippedwith

placedinthecabbackof thedriver'sfeet.

forpumpoperation,disengageengineclutch,

ver,andreleaseclutchpedal.Tostoppump

ch,pushrightcontrolleverdown,andrelease

andremovetheoperatingrodby re-

ispinfrom eachend.Disconnectcontrol

and clevispinatcrossshaftlever,takeball

roddownthroughfloor.Toremovecross

omend ofshaft,andremoveflatwasher

mpscrew,removelever,andpulloutshaft.

crossshaftinsupport,installlever,and

ureleverisin samepositionasitwas origi-

sher,andanew cotterpin.Installcontrol

tocrossshaftleverwith clevispinandnew

, andtighten.Installoperatingrodwith

pins.Adjustlinkage(par. 165b).


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



data167

nddrum171

embly172

TABULATEDDATA(fig.221).

winchonmodelssoequipped,is

f thevehicle.Powerforoperatingthewinch

ethroughthe powertake-offunit(par.164).

powertake-offunitto thewinch.Ahand-

heright sideofthewinchdrumcontrolsthe

ementofthedrum.Winchpullingspeedsare

nespeedof1,000revolutionsper minute,

edwhilethewinchisinoperation.

fattransmission

Cleveland

CLE.

stment.Thetensiononthebrake

tighteningthe adjustingnutunderthebrake

willbenecessaryifthe loadonthewinch

rtake-offisin "NEUTRAL."Tightenthe

me,andlockwiththe locknut.Ifslippage

ustingnutanotherVa turn.Oncompleting

ethatthelocknut istightenedsecurely.It

willheatup,eventhoughit isincorrectad-

otpossibleto holdthehandonthe brake

eveloped,releasethebrakeadjustment

djustment.Thepurposeofthedrag

umfromoverrunningwhenthecableisun-

heshifter bracketbrake,movetheshift

faraspossible.Inserta screwdriveror

rakeandtheheadof thetensionbold,mov-

opermitlooseningthe locknut,andloosen


/ h t t p : / / w w w . h




TO5-TON6x4TRUCK

S6AND US6x4)


/ h t t p : / / w w w . h




/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

brake adjustmentand,ifsatisfactory,tighten

ocedureifthe initialadjustmentisnot

winchandsupport weightofwinchwith

frombottomof gearcaseonleftside,drain

Disconnectdriveshaftfromwinchworm

n.shearpin,and slideflangerearwardoff

ntendofshaft tofloor.Removebolts,nuts,

frontanglesupporttoclips onframeside

nuts,lockwashers,andcapscrewsthathold

t crossmember.Liftwinch,moveitforward,

s.

yusing hoist.Installbolts,nuts,and

ortangleand clipsonframesideextension.

hers,andcapscrewsthroughframefront

rof winch.Tightenallbolts,nuts,andscrews

tflangeonwinchwormshaft,shearpin, and

eramountoflubricant(par. 24c(6)).

EBANDANDDRUM(fig.222).

mblyRemoval.Removewinchas-

tscrews,andremovebrakehousingfrom

Removethelockingnut,adjustingnut,and

brakebandadjustingscrew.Takethenut

andremovethe bandfromthedrum.

acement.Removewormbrake

.Takeoutthelockscrew,drumretaining

oinstallthedrum, placeitontheworm

keywayindrumhub.Placetheretaining

lockscrew,andtightensecurely.Install

par.<•below).

emblyInstallation.Placebandin

enonadjustableendof bandinposition,and

ut.Pushtheadjustingscrewend ofband

sing,andinstall thespringandadjusting

ng,andfasten securelywithscrews.Install

.Adjustthebrakeasoutlinedin para-


/ h t t p : / / w w w . h






-TO5-TON6x4TRUCK

6AND US6x4)

(fig.223).

cement.Removecotterpinfrom

shearpin,and pulloutthepin. Loosenthe

arflange,and removethedriveshaftwith

Toinstall,placetheassemblyinposition,

screwin therearflange.Installshearpin

cotterpin.


/ h t t p : / / w w w . h




UNITS

data174

77

kage178

ABULATEDDATA(fig.224).

ftanduniversaljoint assemblyisused

powertake-offtothe pumpassembly

side member.Thepumpforcesthefluid,

en,througha highpressurehoselineto the

sedonthese vehiclesaresingle-cylinder

ody,a castironcylinderisused,the piston

rossshaft havingleverswhichoperatethe

dy.Thesidedumpbody usesasteelcylinder,

ecteddirectlytothebody.

ointsBloodBros.

HAFT.

ketheadsetscrewholdingfrontuni-

rtake-offshaft.Driveout taperedpinhold-

flangeonpumpshaft,andmoverearpor-

on slipjointtoremoverear universaljoint

defrontuniversaljoint flangeoffpower

ecompletedriveshaftassembly.

druffkeyinkeywayonpowertake-off

ointflangeon shaft,makingsurekeyisin

etheadsetscrewsecurely.Sliprearuniversal

Alineholes anddrivetaperedpininto

bricateuniversaljointsandslip jointthrough

BLY.

ytomaximumheight,andblockbody

mpvalvecontrolrodfrombellcrankonpump

clevispin.Drive outtaperedpinholding

ointflangeon pumpshaft,andslideflange

ainerunderhoselinesat rearofpump,and


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

mpump,allowingallfluidto drainfromhoist

movebolts,nuts,andwashersholdingpump

mber,andremovepumpwithbracket.

aisedandblockedsecurely,attach

de memberwithbolts,nuts,andwashers.

unionadapterson rearofpump.Installdrive

BAR

OLRODANDCLEVISES

OperatingMechanisms,Disassembled

ngeon pumpshaft,alineholesinflange

taperedpin intoflangeandshaft.Raise

bell crankonpump,insertclevispin,anda

cylindertocapacitywithproper gradeof

Adjustlinkage(par.178b).

SEMBLY.

ytomaximumheightandblockse-

ompump,removehosefromcylinder,and


/ h t t p : / / w w w . h




NITS


/ h t t p : / / w w w . h




4-TO5-TON6x4TRUCK

6AND US6x4)

akeoutgroovelockingpinsholding cylin-

vethepivotpinthroughframeuntil spacers

doffpivot pin.Removeboltholdingthetie

dremovecylinder.

derinposition,aliningholesin spacers

ame.Slip pivotpinintoposition,andput

hend.Placepistonrod inpositionandpiston

Attachtiebar toblock,andboltsecurely.

ndpumpfittings.Refillcylinder(subpar.

bodyto l/2itsmaximumheight(if

erplug,andfill cylinderwithpropergrade

sethe bodyafewtimestoexpel anyexcess

.NOTE:Excessoilinthecylinderprevents

oweringtochassisframe.Donotracethe

oilor itwillfoamandmakeair pockets,re-

Wipeoffexcessoil, andinstallfillerplug.

stoperatingshaftsand leversthroughgrease

OLANDLINKAGE(fig.225).

umpcontrolislocatedin thecab,and

witha bellcrankandrod.Therod ispro-

evisatone end.

willnot remaininafullyraised posi-

andclevispin fromadjustableclevison

oosenclevislocknut,andadjustthe rod

will fullyopenandclosewithmovementof

spin andnewcotterpin,andtightenlock

ofpumpvalvecontrolroddoesnot correct

mpassembly(par.176).

erpinsandclevispinsfrombothends

ndremoverod.Removecotterpin and

controland bellcrank.Removecotterpin

f controloperatingcrossshaft,andslide

moveballfromtop ofhoistpumpcontrol

oughthe floor.

umpcontrolupthrough floor,and

aft.Installclevispinanda newcotterpin

sandbell crank.Placeballonhoistpump

washeroverendof crossshaft,andinsert

ein shaftend.Attachthepumpvalvecon-

onpumpbyinsertingclevispin andanew

eadjustableclevisis onthefrontendof rod.

econtrolrod(subpar.b above).


/ h t t p : / / w w w . h




T

180

1

tionedvehicleisfirstreceivedatthe

essaryforsecondechelonpersonneltode-

vehiclewill operatesatisfactorilywhen

urpose,inspectallaccessories,subassem-

ndequipmenttoseethattheyare inplaceand

tion,theywillperformarun-intest ofat

inAR850-15,paragraph25,tableIII, ac-

aragraph181below.

CIENCIES.

uringthecourseoftherun-intest willbe

eswithinthescopeofthemaintenance

zationbeforethevehicleis placedinservice.

ondthescopeofthemaintenanceeche-

ontoahigherechelonforcorrection.

riousnaturetothe attentionofthe

DURES.

eethatportableextinguisherispresent

tit momentarilyforproperoperation,and

R.Fillfueltank.Checkcrankcaseoil

dasnecessarytobring tocorrectlevels.

nfueltankand radiator.Duringfreezing

freezeandaddas necessarytoprotectcool-

g.CAUTION://'thereisa tagattachedto

concerningengineoilin crankcase,follow

drivingthevehicle.

uelfilterforleaks,damageandsecure

ns.Drainfiltersedimentbowl.Ifanyappre-

irt ispresent,removebowl,andcleanbowl

ngsolvent.Alsodrainaccumulatedwateror

k.Drain onlytillfuelruns clean.


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

meterandvoltagetestofbattery,and

aboveplateswithdistilled orcleanwater,if

EATHERCAP.Examinecarburetorair

ntilatorbreathercaptoseeiftheyare ingood

moveelementfrombothunits,andwashthor-

vent.Applyafilmofoil tobreatherelement,

rto beadlevelwithfreshoil.Reinstallboth

asketsareingood condition,andductsand

ght.

LT.Seethataccessoriessuchascarbu-

r,crankingmotor,distributor,waterpump,

relymounted,andthatfanandgenerator

tionandadjustedtohavel/2-to '/16-inch

n.

Examineallaccessiblewiringandcon-

oodcondition,securelyconnected,andprop-

s,includingspare,areproperlyinflated

ems areincorrectposition,andallvalve

ght.Removeobjectslodgedintreadsand

uals,andinspectfordamage.

UTS.Seethatallwheelmountingand

tand secure.

PERS.Examinefenders,splashguards,and

ddamage.

ONS.Examinealltowingshacklesand

nddamage,andseethat pintlelatchoperates

y.

INS.Seethatallcabandbodymountings

ments,hardware,glass,doors,tailgate,and

anismtoseethattheyare ingoodcondition,

erly.Seethatcabsofttop andcargobodytar-

operlyinstalled,securelyfastened,andnot

ustbeinproperalinementwithframe,and

mounted.Testhydraulicbodyhoistforproper

earenooil leaksatpump,cylinder,orlines.

iclesso equipped)isproperlyassembled,

urelymounted.Besuretrailerconnecting

perlyandlatchessecurely.Seethattrailer

nsareingoodconditionand securelycon-

allhinges,locks,windshield,andwindowlift

eyfunctionsatisfactorily.


/ h t t p : / / w w w . h




T

hfordamage,securemountings,and

mechanismforproperoperation.Testdrag

mfromspinningand ascableisunwound;

e,andadequatelubr-ation.Test winchauto-

hicleattopof steepincline,andattaching

bottom.Whiledrawingtowedvehicleup

iftowedvehiclebacksdownhill,brakesneed

gvehicledownhillwfthwinch;throwout

hicledoesnotstop,or driftsmorethan1or 2

tment.Seeparagraph168.Aftertest,rewind

drumand aswinding,cleancablethor-

engineoil.

acompletelubricationofthevehicle,

ordingtotheinstructionsontheLubrication

arcases,wheelbearings,andotherunits

edures.Checkallgearcaseoillevels,and

o correctlevel.Changeonlyifconditionof

orifgear oilisnot ofpropergradeforexist-

ture.NOTE:Performitems15to18during

NSIONS.Inspectfrontshockabsorbers,

bogiesuspensionspringseats,andtorque

odcondition,correctlyassembledandsecure,

y.

Seethatallsteeringarms,rods,and con-

tionandsecure;andthat gearcaseissecurely

xcessively.

CENTERBEARING,VENTS.Inspectall

dcenterbearing(pillowblock)tosee ifthey

ectlyassembled,alined,secure,andnotleak-

vents.Besure ventpassagesarenotclogged.

RVENTS.Seethataxlehousingand

sent,ingoodcondition,andnot clogged.

ketobesureit opensandclosesfullyin

hokebutton.

artengine,notingifcrankingmotor

showsatendencytowarddifficultstarting.

ngineatfastidleduring warm-up.During

tonsoenginewillrunsmoothly,andto pre-

lution.

afterenginestarts,observeifoil pres-

Normaloperatingpressure,hot,is30to 40

ssureis notindicatedin30seconds.


/ h t t p : / / w w w . h




\-TO5-TON6x4TRUCK

6AND US6x4)

ouldshowslightpositive(+) charge.

teduntilgeneratorrestoresto batterythe

ginetemperatureshouldrisegradually

operatingrange,140° to180°F.

ouldregister "FULL"iftankhasbeen

Observeifenginerespondsproperlyto

eratewithoutexcessiveloosenessorbinding.

ELDWIPERS.Seethattheseitemsarein

e.Iftacticalsituationpermits,testhornfor

.Determineifwiperarmswill operate

dsee thatbladecontactsglassevenlyand

WMIRRORS.Cleanallbodyglassand

senessanddamage.Adjustrearviewmir-

TORS.Cleanlensesandinspectallunits

.Iftacticalsituationpermits,openandclose

ampsrespondproperly.

okundervehicle,andwithinengine

onsoffuel,oil,coolant,andbrakefluidleaks.

andcorrectorreport themtodesignated

ENT.Checktoolsandvehiclestowage

eallitemsarepresent;and seethattheyare

mountedorstowed.

efollowingprocedures,(1)to(11)

estof thevehicle.Onvehicleswhichhave

oreinthecourseof deliveryfromthesupply-

on,reducethelengthoftheroadtest tothe

omakeobservationslistedbelow.CAUTION:

evehicleatspeedsapproachingthemaxi-

tionplateshouldbe avoidedduringthetest.

NDGAGES.Donotmovevehicleuntil

hes135F.Maximumsafeoperatingtem-

ereadingsofoil gage,ammeter,temperature

suretheyareindicatingtheproperfunction

apply.Alsoseethatspeedometerregisters

todometerregisterstotalaccumulating

AND.Testservicebrakestoseeifthey

thoutsidepull,chatter,orsquealing;and

beforemeetingresistanceis Vi-inchmini-


/ h t t p : / / w w w . h




T

dholdvehicleonareasonableinclinewith

e.Observeifthe vacuumbrakeboosteroper-

ervicebrakeapplication.CAUTION:Avoid

untilshoesbecomeevenlyseatedtodrums.

tchoperatessmoothlywithoutgrab,

gement,orslippagewhenfullyengaged,under

nchfree travelbeforemeetingresistance.

chpedalatanytime,and donotengage

severelyorunnecessarilyuntildrivenand

eproperlywornin.

RANSFER.Gearshiftmechanismshould

ly,andgearsshouldoperatequietlyandnot

taxledeclutching,andpowertake-offmech-

pped)forproperoperation.

eeringactionforbindingorlooseness,

lltoone side,wander,shimmy,orwheel

acketandwheelaresecure.

rtforanyabnormalengineoperating

noise,suchaslackofpullingpoweror ac-

sfiring,stalling,overheating,orexcessiveex-

nginerespondsproperlytoallcontrols.

nthealertthroughoutroadtest forany

ndattachments,runninggear,suspensions

atelooseness,damage,wear,inadequate

edtires.

ntervalsfor servicesinitems(9)to

RATION.Stopengine.Applybrakessev-

uuminsystem.Makealightbrakeapplica-

holdinappliedposition.Start engine.Ifsys-

orily,thepedalwillbe pulleddownward.Re-

allowenginetoi dleafewseconds.Stopen-

es.Pedalshouldrequireno morephysical

avelthan whenengineisoperating.

utiouslyhand-feeleachbrakedrumand

mperatures.Examinetransmission,transfer

singsforindicationsofoverheatingandex-

eals,gaskets,orvents.NOTE:Transfer

rmallyhigherthanothergearcases.

nning,andfuel,engineoil, andcool-

e,lookwithinenginecompartmentandunder

aks.

intest,correctorreportany deficiencies

ditionofvehicletodesignatedindividualin


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

ARYSTORAGE

ystorage183

ailshipment184

IONS.

cshipmentofthevehicleis thesame,

raddedprecautions,aspreparationfortem-

onforshipmentbyrailincludesinstructions

ckingnecessarytosecurethevehicleon

rmationnecessarytoproperlypreparethe

ipment.Formoredetailedinformationand

testorage,refertoAR850-18.

EMPORARYSTORAGE.

fortemporarystorageare thoseready

tnotusedforless than30days.Ifvehiclesare

ershipmentby rail,theywillbeprepared

estination.

etemporarilystored,takethefollowing

ethetruckcompletely(par.24).

eezingtemperaturemaynormallybe

dstorageorshipmentperiod,test thecoolant

dtheproper quantityofantifreezecom-

fromfreezingatthe lowesttemperature

ageorshippingperiod.Completelyinspect

ks.

eryandterminalsforcorrosionandif

oughservicebattery(par.84).

andproperlyinflatealltires, including

ceabletiresalltiresrequiringrepairingor

bber-tiredvehiclesonfloors,cinders,or

oakedwithoilor grease.Washoffimmediate-

,orkerosenewhichcomesin contactwith

nces.

rationforlimitedstoragewillinclude

ry,coolingsystem,andlubricationservice,

nditionofthe vehicle.Correctanydefects


/ h t t p : / / w w w . h




ARYSTORAGE

ionbeforethevehicleis stored,ornoteon

ringwheel,statingtherepairsneeded,orde-

ent.Awrittenreportofthese itemswillthen

harge.

otnecessarytoremovefuelfromthe

twithintheUnitedStates,nor tolabelthe

mmerceCommissionRegulations.Leavefuel

toringin locationswherefireordinances

equireremovalofall gasolinebeforestorage.

E.Removerustappearingonany partof

ntpaper.Repaintpaintedsurfaceswhen-

woodormetal.Coatexposedpolishedmetal

st,suchaswinchcablesandchains,withmedi-

ricatingoil.Closefirmlyalldoors,latches,

s.Topmustbeinplace,raised,andsecured,all

shieldclosed.Makesurepaulinsarein

Leaverubberfloormats,whenprovided,in

floor;notrolledorcurledup. Equipment

willremainin placeonthevehicle.

ystematicinspectionjustbeforeship-

etoinsurethat allabovestepshavebeen

cleisreadyfor operationoncall.Makea

geditems,andattachitto thesteeringwheel.

Service(par.19).

esandchockthewheels.

orage.Vehiclesinlimitedstorage

orconditionofbatteryand,in caseofantici-

orconditionofcoolingsystem.Ifwateris

freezingweatheris anticipated,recharge

charger,or removethebatteryforcharging.

he batterybyrunningtheengine.If freez-

ed,addtheproperquantityof antifreezecom-

oaffordprotectionfromfreezing.

KINGFORRAILSHIPMENT.

tothe preparationdescribedinpara-

evehiclesarepreparedfordomesticshipment,

willbetaken:

odyofthevehiclewiththecanvas

an accessory,orisavailableforuseduring

thebatterytopreventitsdischarge

Thismaybeaccomplishedbydisconnect-

gthe endofthelead,and tyingitbackaway


/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

kemustbeset andthetransmission

vehiclehas beenplacedinposition,witha

atleast6inches(fig. 226).Thevehicleswill

chamannerasto preventthecarfrom

ad.

ancevehiclesmustbeplacarded"DO

CTPOINT-

uirementsforSecuring

ybeshippedonflatcars,end doorbox

rdrop-endgondolacars,whichevertypecar

heneverpossible,loadandunload

dertheirownpower,usingpermanentend

orms.Movementfromoneflatcartoanother

inismadepossibleby cross-overplatesor

ermanentendrampis available,animpro-

omj-ailroadties. Vehiclesmaybeloaded

opends,by usingacrane.Incaseof ship-

,usea dolly-typejacktowarpthevehicles


/ h t t p : / / w w w . h




ARYSTORAGE

curingorblockingavehicle,three

wise,andbouncing,mustbeprevented.Two

wheeltrucksonfreightcars(fig.226)are

ockingmustbelocatedagainsttheoutside

6).Locateeightblocks"B",oneto

eachfrontwheel,to thefrontofeachforward

kof eachrearwardrearwheel.Nailtheheel

oorwithfive40-pennynails,andtoe-nail

nderthe tiretothefreight carfloorwith

etwocleats"D"againsttheoutsidefaceof

cleat"D"to thefreightcarfloorwiththree

pcleatto thecleatbelowwiththree40-penny

owrappings,ofNo.8 gage,blackannealed

ghtheholesi nthewheels,andpassthrough

nwiresenoughtoremoveslack.NOTE:

isstrappingmustbeappliedin similarfashion,

y theuseofblockingoranchorplates.This

hengondolacarsare used.

226).Placetwoblocks"G",onetothe

fthefrontwheels.Placetwoblocks"G",one

rearwheels,andoneto thebackofthe

TE:Blocks"G"mustbeatleast8 inches

thofthe vehicleatthefreightcarfloor.

instblocks"G"tothe frontandrearofeach

cleatstofreightcarfloorwith five40-penny

tolowercleat"F"withfive40-pennynails.

eovertwocleats"G",and againstthe

heel.Naileachendofcleat"H" tocleats

ails.Passfourstrands,two wrappings,of

dwire("C",fig.226)throughthe holesin

ghthestakepockets.Tightenwiresenough

henaboxcaris used,thisstrappingmust

n,and attachedtothefloorbythe useof

Thisstrappingisnot requiredwhengondola

winch)22ftl%sin.

%in.

6in.

4 in.


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

of cab)7ft3 in.

in.

n.

body)7ft 7%in.

75Ib

65Ib

55lb

60lb

150lb

cupiedpervehicle

upiedpervehicle

ft

uft

t

uft


/ h t t p : / / w w w . h




RELISTS.

x6)StudebakerSNLG-630

ubricatingmaterials;re-

miscellaneousrelated

dingmaterials,gases,and

tSNLN-19

clatureListsarelisted

ndother publicationsis

OrdnancePublicationsOFSB1-1

NS.

ingFM21-6

850-15

0

ehiclesTM9-2800

s.

1/2-ton6x6truckand2V2-

akermodelsUS6

alTM38-250

10-580

nitsTM10-560

missionunitsTM10-585

-565

ngineTM10-570

M10-540

M1-455

andpreventivemainte-

0-550

neumatictiresandrubber

icatingandweldingma-

uedby theordnance

sFM5-25

attackFM21-40

redforcevehiclesFM17-59

nmaterialsandequipmentTM3-220


/ h t t p : / / w w w . h




4-TO5-TON6x4TRUCK

6AND US6x4)

clesAR850-10

quipmentAR850-18

dshipmentchart,group

gofmechanizedandmo-

lso,majorcaliberguns,

andNavy,on open

byOperationsand

tofAssociationof


/ h t t p : / / w w w . h




rt38

rolsand

3

ments

..305

bly.309

9

bly

bly

.311

in

m...248

and

data..248

5

7

on-

trol

e

e

...266

alve

alve P u b l i c D o m a i n , G o o g l e - d i g i t i z e d

/ h t t p : / / w w w . h




-TO5-TON6x4TRUCK

6AND US6x4)

e—Cont'd

oval161

oval161

rt38

tial..37

ems

ine...39

soline36

h....186

s....337


/ h t t p : / / w w w . h




or

s

data..337

kage

nance

k

.. 192

h186


/ h t t p : / / w w w . h




1-TO5-TON6x4TRUCK

6AND US6x4)

d

mber

150

data..138

ols..155

5

s....154

5

5

e

6

aft.155

5

d

hift.

54

old

9

ntrols153

....153

154

ngs.154

54

t...153

s

sion153

shaft154

sis..154


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



...171

....168

nt'd

data..233

ent

oval.236

e

data.225


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

x6)

m.. .283

ng

81

cones

m...287

ng

86

cones

ap.

ch...

e

ipe..


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e





-TO5-TON6x4TRUCK

6AND US6x4)

trols..26

and

and

abs.23

garms

s25

trols..25

k)53

k)60

e83

7

nt...314

ch

. 322

tch321

e..321

ghts

n..318

..317

points

341


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



d

30

29

joints,

data..220

sal

sal

ession

....196

erator

6

tor

data.241

on...242

244

tion..246

al....244

51

s....351

sts....351

ch...322

e262

68

ipe...268

hut-off

298 P u b l i c D o m a i n ,

G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



-TO5-TON6x4TRUCK

6AND US6x4)

kage.340

old...147

eaker192

e266

alve..268

d

30

30

sal

95

nd

03

bly

11

twith

e

9,237

(soft

150


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



ers—

aft.296

s...296

data..296

ch....25

tch..25

ageon

30

inkage

data..211

stem

4

ge.123

p

oard,

with

..128

ght


G o o g l e - d

i g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e



nt..125

ar.125

ums

ear.131

31

...136

1-TO5-TON6x4TRUCK

6AND US6x4)

.119

dy137

6

23

5

135

oints

ers

s

g i t i z e d

/ h t t p : / / w w w . h


_ u s e # p d - g

o o g l e

Documents

Tm 9-807 STUDEBAKER MODELS US 6 AND US 6 X 4, 1943