Tm 5-1150 DISTRIBUTOR WATER 1943

8/13/2019 Tm 5-1150 DISTRIBUTOR WATER 1943

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NICALMANUAL

ONSTh^s:

y;

sing

OVEMBER1943

Publ

icDomain,Google-digitized

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NICALMANUALTM5-

ONSANDPARTSCATALOG

UCK-MOUNTED,

ELNME

ODELVE-ljl)

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27,1943

ter,Truck-Mounted,1000Gal.,RoscoModelMME,is

onandguidanceofall concerned.

TARYOFWAR:


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ENTS,NOMENCLATUREOF..............17

.....17

........17

..........17

tensionSupport..............................17

...........17

rtical................17

.17

.17

................17

............17

.............17

OSITIONOF..............................21

...21

1

.21

1

1

OFMACHINE..............................11

OFMACHINE..............................8

...17

.........37

.........37

7

TRUCTIONSFOR............................38

...38

RUSE................38

gtoStart................38

.........................................13

.........44

..........45

FLOWOFWATERTHROUGH.............19

........19

...............13

N................29

................29

9


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TING19

26

Starting26

3

ed42

30

0

utlet,Restricted23

n23


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age

GHT53

RG119

serialnumbers41to 229incl.)

9

serialnumbers480andup)

31

GHTANDREFLECTOR118

F72

valof83

66

pectionof66

ructionforCareofEngine67

rInspectionandAdjustmentof67

urInspectionof66

n,Installationof86

mblyof99

9

90

of90

sembly^.85

ne62

onCollar62

e63

2

mp62

e62

htAdjustor62

ONOF94


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age

TALLATIONOF92

yof92

f94

2

nof92

85

stallationof192

stallationof188

88

OF94

ORSE

serialnumbers480andup) 165

79

ving175

mentof171

of175

Operation183

emblyof179

valof171

1

blyof..179

mentof175

me175

179

serialnumbers41to 229)

49

158

seCoupling151

VE100


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age

cationof65

5

9

TMENT97

PE61

or,Stromberg251

9)

or,Zenith255

dup)

orandPump199

7

,Fairbanks-Morse267

dup)

,Wico259

9)

FPARTSSECTION198

retor,Stromberg253

9)

retor,Zenith257

dup)

butorandPump235

e241


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orModelMMEisa truckmountedunitusedtoapplya

eroveralargearea forsoilstabilization,soilcement,or

onstructionwhenitis desirabletobringthesoil uptoits

t.

usedfor applyingwaterunderlowpressureforsettling

easuredquantityofdustlayingoilnot requiringheatfor

-purposepowerpumpingunitfortheunloadingand

iouslight liquidsfromoneoutsidesourcetoanother,as

ehicleand forauxiliaryfirefighting.(CAUTION Itis

transportofwaterintendedfordrinkingpurposes).

ALS


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1150

heRoscoWaterDistributorconsistsofa1000gallon

ndengine,mountedonacommonbase,pipingsystemwith

owforthevariouspumpingfunctions,anda spraybarwhich

Distributorunitis furnishedmountedonaQM4 ton6x6

Band isshippedcompleteandreadyforuseexceptwhen

rtregulations.

semblies,andaccessoriesareasfollows:

e,aircooled

.9CubicInches

r.p.m.

ModelUC%

el161(Alternate)

43

seModelFM-JV4B7(Alternate;

ifugal

moperationslistedunderfunctions.

e,withhead,drivecable,anddrivejoint.-

electricallywelded.

loncapacity,fabricatedsteelelectricallywelded.


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CTION


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1150

yquantitiesofwatermeasuredingallonspersquare

tobecompactedortreated.

utortankfrom anoutsidesourcewiththeDistributor

dfromoneoutsidesourcetoanotherwithoutmaterial

Toextinguishfireswithoneor moredischargehose

eusedfordrainingsurfacewaterandditches,dewater-

anyotherpumpingorwashingservicewherea large

andledquickly.

ngofpump.

ybarwhennotinuse.

ubricationofentireunit.

suctionlinejointstight.

leSafetyPinat centerofspraybar.

tionlineand hosestrainerscreens.

aybarpivotpoints beyondasnugfit.

and enginemanufacturer'sinstructions.

ruckwith tachometerwheelontheground.

strainerwhenpumpingfromroadsideditch.


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CTION

EVER

WSENCH

ENCH

LUG

ENCH

ON

TMENT

LEVERH

ON

EVERLH

OT


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1150

TROLSANDADJUSTMENTS(Fig.6)

ENCHdirectstheflowon thesuctionsideofthe pump

eW340LoadInlet.

WRENCHprovidesameansofregulating thepressure

afullflowofwater totheTankorthe DischargePipelead-

RENCHcontrolstheflowofwaterto theW388Transfer

LEisconnectedtothedrainvalveatthe reartank

LEVERprovidesameansofshiftingthespraybarlaterally

VALVECONTROLLEVERSprovidemeansforinde

erhalfofspraybar.

PLUGsupportsthesuctionlinescreenlocatednear

ONSfoldwithineightfoot trafficclearanceandalso

nplacedintheverticalposition.

BAREXTENSIONSUPPORTprovidesadditional

whenmachineistravelingto andfromthejob.

oswingjointsconnectedbya horizontalnipple.Con-

ischargePipetoHeader.

Pipingcarrieswatertothe rightandleftP6 Spraybar

troltheflowofwater toSpraybar,andalsopermits

errightor leftsection.

dingsleevesmakeitpossibleto varythespraybar

ousoperatingconditions.

esthedirectionofflowofwater onthesuctionsideofthe

don thedischargesidebysolidarrows.

eare runningthewaterwillnotflowi nanyotherdirection

ows.A carefulstudyofthepipingsystemwill clarifythe

vesettingsto performthepumpingoperations.

e valveplugsatthecenterof theP17andP18Valves

ortopeningsintheplugs totheopeningsinthe valve

edontheFlowDiagramareshownin anintermediate

ofwrenchesinrelationto themarkingsonvalveplugs.


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1150

RTHROUGHPIPINGSYSTEM(Fig.7)

izontalpositionP27Wrenchinverticalposition-

osourceofsupplyandW340LoadInlet.Water flowsfrom

et andthentoP18Valvewhereit isdirectedtothepump

throughthepumpthe waterisdischargedatthetop left

o theP17Valvewhichdirectsitinto thetankatdis-

connectionandpositionofP110Wrenchthe sameasfor

izontalpositionP6Valves(Fig.8)closed.Discharge

TransferOutlet.

the pumpanddischargedatthetopleft outletsameas

ndthenflowsto theP17Valve,whereitis directed

wfromthe M40PipepassesthroughtheShiftPiping

hereitisdeadendedat theP6Valves.OpeningtheP4

woutto theW338Outlettothe TransferHose.

eration):P110WrenchinverticalpositionP27Wrench

oint(B) throughP18ValveandthenthroughpumpDis-

pwaterflowstoP17Valveandthen totheSpraybar.

whenP6Valvesareopened(Fig.6).

Afterthesprayingoperationhasstartedthepressure is

gtheP27Wrenchtoan intermediatepositionthusby

ackto thetankatpoint(A),the balancepassingthrough

GINE

machineisnew orhasbeenin storageitwillbeneces-

eforestartingtheengine.Thepumpis primedbyremoving

mberandfillingthe chamberwithwater.

non(Fig.8).

nitionSwitchButton,Choke,andCrankshaftarelo-

hemachineasshownon(Fig. 6).PushintheIgnition

outhalf-wayout.(Note:Donot chokeengineexcept

koverendofcrankshaftandrotatequickly.Whenengine

ttoninas farasitwill go.Setthethrottleat abouthalf

to warmup.Runengineatfull speedwhenpumping


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CONTROLS(Fi9.6and8)

fmeasuredquantitiesofwateroverlargeareas.

yingwaterunderlowpressureforsettlingdust asa

orapplyingameasuredquantityoflight dustlayingoil.

chargethroughspraybar.

enchP110inverticalposition.

WrenchP27inhorizontalposition.

unningthe sprayingoperationstartswhenM65and

ersaremovedtotheright.

raylinebyslowlymovingthe P27Wrenchtoward

andditches,dewateringbargesandboats,water

e fightingorforanyotherpumpingor washingservice

teris tobehandledina shortspaceoftime.

urcetoanotherwithoutmaterialenteringthe tank.

enchP110andDischargeValveWrenchP27in

esclosed.

LoadInletand DischargeHosetoTransferOutlet.

urce.

enchP110inhorizontalposition.

WrenchP27inverticalposition.

LETandsourceofsupply.

GUNIT

ethroughfirehose.

erticalposition.

rizontalposition.

sferOutlet.


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Distributor,reasonablecautionmustbeexercisedinall

snot todamagerunningparts.Whenoperatingtroubleis

roughlycheckallexternalpossibilities beforeevencon-

eriorparts suchastheengine,pump,valves,etc.The

eusuallyareeasilylocatedandquicklycorrectedbycare-

ructions.

OGHDISCHARGEOUTLET

dthoroughlycleanSuctionHoseStrainer,P57,

Suctionnosewhiledrainingwaterfromroadside

mpedshouldbeas freefromsolidsaspossible.

nStrainerScreen,M37,cleanorremovescreenen-

hargeisdesired.

H-Thegreatestvolumeofwatercanbehandled

oseaspossibletothesourceof supply.

SURE

inerScreen,M37,locatedwithintheStrainerBody,

mp outlet.Adirtyscreenisthe mostcommon

orofpump failingtoprimeorto stoppumping.

Lineforair leaks.Alljointsinsuctionpipe fittings

lytight.

nokinksin hoseorthatits rubberlininghasnotcol-

erialhas notpartiallypluggedtheSuctionor

schargeValveisin thehorizontalposition.


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CTION

nglocationofDrainValveHandleandDischargeHoie


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CTION

)

RBetweenfairlylongperiodsofoperationwater

norby spillagewhenthepumphasbeenmoved,sothe

eckedtoseethat thewaterhopperisfilledbefore the

eezingweatherthepumpshouldbe drainedeach

engthoftime,suchas overnight,byremovingthedrain

bottomofthecasing.Ifthewaterbeing pumpedcontaines

hichmayplug thedrainholeandpreventthe casingfrom

ickor wiresnouldberunup throughthisholetobe sure

ris drained.Aftertheflowfromthedrain holehasceased

tedso allwaterwillbethrownfrom theimpellerby

preventathinfilm oficeformingbetweenthefaceofthe

e wearplatewhichwouldseizetheimpellerand prevent

ed.

RTINGPUMPWhenstartingthepumpinfreezing

shouldremainoffwhiletheengine isbeingturned

hasformedwithinthepumpit willbedetectedwhilethe

If icehasformeditcanbe meltedbypouringwarmwater

hedwiththepumpshould alwaysbeusedontheend of

may enterthepumpwhichwillnotpass throughtheim-

mpellerto besofilledthat itwillnotpumpand damage

peller.

MEORSTOPSPUMPING

edwitha brasscouplingeitheritis nottightened

asketisnotseatedproperlyonthe endofthe

ttachingthehose tothecoupling,areloose.

orousdueto age.

cing.

psed.

d.

out.

kedbecauseofsteamgeneratedasdescribedbythe

e maybeclosedwithoutdamagetoacentrifugalpump

veactingtype.Butwhenthewater withinthepumpis

ra longperioditmayget boilinghotandthesteam arising

ichwouldpreventthepumpfrom' primingespeciallyona

tioncanbe quicklyrelievedbypouringcoldwaterinto


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olledapplicationofspecificquantitiesofwaterover

tupontwomajorvariablesPRESSUREandTRUCKSPEED

edatafixedpointand theorifices(nozzles)arenotaltered,

ethesameamountofwaterin thesamelengthoftime

eedas thesurpluswaterisby-passedbacktothe pumpto

entioned.fixedpressure.

terdischargedperminute,thetruckspeedmay bevaried

erof squareyardswillbecoveredwitha sufficientamount

cationrateingallonspersquqre yard.Intheeventthat

thesametruckspeedtheapplicationratemayalsobe

reasingthepressure.

ARTSTheRoscoApplicationchartsaredividedinto

undsper squareinchand30poundsper squareinch

eniencewhenreading,eachgrouphasbeensub-divided

hepercentagedifferencebetweenthevariousspraybar

reis verysmallandcanpracticallybedisregardedwhen

on,however,whenapplyinglightapplicationsatrela-

encemayamounttoa hundredormorefeetperminute

appreciablecorrectioninthetruckspeed.

visabletouse the20Ib.pressurefor thelightapplications

yapplicationsasthispermitsa moresatisfactoryoperating

Gallonspersquareyardandthe widthofstripto be

s desiredtofindthecorrecttruckspeed.

pas indicatedabove(20Ibs.forlightapplicationsand

gthsareindicatedat thebottomcenterofovalin large

respondingtothewidthof striptobesprayedand

tilmeetingtheline runningoutfromthecenterwhich

edapplicationrate.Thenreadthetruckspeedin

e.4gal./sq.yd.

ed9ft.

ovearoundthecurvemarked9ft. untilmeetingtheline

rmarked.4,whichis theapplicationrate,andread439,

minute.

tionstobethesameexceptthat thewidthofstripto be

9ft.Movearoundthecurvemarked18 ft.untilmeeting

4andread395,the truckspeedinfeetperminute.


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CTION

catedonthedash board.Releasecablehookonsteering

ometerwheelwhenmachineisreadytospray.

onthe TachometerHead,actsasapermanentindication

during theoperatinginterval.TheStaticPointerisset by

enteroftheTachometerDialuntilthered StaticPointeris

gswhichcorrespondtotheoperatingspeedinfeet per

motionkeeptheSpeedIndicatorNeedleexactlyinline

aryingthe truckspeed.

easurequantityof water.

chometerdialtodesiredtruckspeed.

esideof pumpuntilgaugereadingis10 to15Ibs.

eratingpressure.

FTERthetruckhasattainedtheoperatingspeed.

ecessary.

icationprocedurethewaterremaininginthetank

ecktheamountsprayed.

full 18"

ewithinside

aweather-

hdurable

ertypelatch

losing.

orMATEHIAL

WELOCO

5)

edin25gallonincrementsis carriedwithinthelefthand-

)andis usedtodeterminetheamountofmaterialin the

defromthesurfaceofmaterialwithinthe tanktoaguide

pelocatedwithinthemanhole.Thenumbersmarkedon

tentsinU.S. gallons.


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REYARD

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EYARD

URE


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REYARD

URE


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consinVE-4engineisafourcylinderV type4cycle

Thepropercombustiblemixtureofgasolineandairis

boltedtothe inletmanifold.

emixtureisfurnishedbya hightensionmagnetofittedwith

makesstartingveryeasy.

ndersis1-3-4-2.Number1cylinderisthe onenearestto

nkofcylinderswhenviewedfromtheflywheelendofthe

ristheother cylinderinthisbank.Number2cylinderis the

lin therightbankofcylindersand number4istheother

edontheair shroudnearthesparkplugs.The flywheelend

edthefrontend,andthepowertake-offend,the rearend

pe,the intervalbetweenfiringofthecylindersisas fol-

betweenfiringofcylinders,No.1andNo.3 is180;

s270;betweenNo.4and No.9is180;and between

Thecrankshaftiscarriedontwo Timkenbearings.The

earingatthepowertake-offendof theengineiscarried

nkcase.Underthisplateseveralshimsare fittedfor.adjust-

ngsare properlyfittedatthefactorywhentheengineis

dsaredirect babbittedandfittedwithlaminatedshims.

sarefittedwithhard bronzebushings.Theoilstreamsfrom

thedipperontheconnectingrodcapand lubricatesthe

st ironandarefittedwith 2compression,1scraper,and

ssfit intothepistonandsteel wiresnapringsinthe piston

mentofthepin.

uniteand hasthecamsandfuelpumpeccentricformed

arisboltedtothe camshaftwiththethreebolts.

eradjustingscrewsare locatedinthesidepocketsinthe

ndinletvalvesareAustineticsteel.Molybdenumalloyvalve

edintothecylinders.Thevalvesareoperatedthrough

dedtoadjustthetapper clearance.

typelocatedin thecrankcaseandextendingdowninto

ivenbytheidler gear.Thesuctionopeninginthepumpis

din thecylinderheads.


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CTION

ron.Thecylindersare castinpairsofa specialalloyiron.Twocylinder

s.

dsareprovidedwith amplecoolingfinssothattheengine willnotover-

ndhumidweather.

ENGINE

TARTENGINEFillthecrankcasetotheproperlevelwith Of.

oximately4quartsandshouldbefilledto thefullmarkasshownon the

ebeencarefullyfollowedengagethestartingcrankand turnthecrank-

theenginehascompression.Ifconsiderableresistanceisofferedtoturning

atisfactory.Ifnoresistanceisofferedtoturning,the oilhasprobably

onsandri ngsduringlongstorage.Tocorrectthisconditionremovethe

2 ouncesofcrankcaseoilineachsparkplughole.With theplugsout

e crankforabouttencompleterevolutionsofthecrankshaft.Thiswill

.

dfillthe gastankwithagoodquality ofgasolinefreefromdirtand

fthegas shouldbeatleast67, andifnon-leadedgasisavailableit

SFORENGINE

hechokebuttononthecontrolpaneland cranktheengine.When

k,engageinsucha mannerthatthecrankmaybepulledup, notpushed

afetyasabackfireofthe enginewhilecrankingmightinjuretheoperator's

anytimetospin theengine.Theoperationofcrankingmayhavetobe

drawgasinto thecylinders.Tofacilitateprimingtheengine,apriming

eoffendoftheengine.(Fig.22).The valveonthisprimingcupshouldbe

ytwoouncesofgaspouredintothecup.This gaswillfindits wayinto

rburetorandafterthe enginestarts,thefuelpumpwillimmediatelydraw

chokebuttonshould begraduallypushedinasthe enginewarmsup.

tartduetoa cloggedfuellineorcarburetor.Ifthe enginedoesnotfire

ouldbemade.Asmallquantityofgasoline(about ateaspoonful)should

plug hole.Ifenginefiresfortwo orthreerevolutionsandthenstops,the

em.

oprovethatasatisfactorysparkisbeingdeliveredbythe magneto,

romoneofthe sparkplugs.HoldignitioncableterminalaboutVs"from

nderhead,andturn theengineoverwiththecrank.If thesparkjumps

nitionsystemwiththeexceptionofthespark plugsisprobablyokay.In

chsparkplugwireshould becheckedinthismanner.(Fig.23)


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quiredexcepttoimprovetheappearanceofmachine.

ndicatedontheLubricationGuideshouldbecarefully

dlessofthetimeintervalindicated.UsestandardArmy

guidenospecialinhibitorsrequiredfor30 daysstorage.

0(Fig. 12)anddrainall wafer.Replaceplugandopen

ourinaboutonequartof OE.Replacecover.

ndaddsufficientquantitytobringit uptoproperlevel

movesparkplugsandpourfourtablespoonsofOE into

eoverseveraltimestocoatcylinderwalls.ReplacePlugs.

andlelocatedatrightside ofrearplatformandallow

hefourpipeplugsincapslocatedbeneatheachswing

tertodrainandthenreplaceplugs.

g.12) andallowallwatertorun out.Replaceplugand

cover.Pourinaboutonequartof AXS-934orifequipment

n. Replacecover.

ankcaseandrefillwithAXS-934.Removesparkplugsand

ablespoonsofAXS-934.Turnengineoverseveraltimes

sare coatedwithinhibitor.Replaceplugs.

andleatright sideofrearplatformandallowtank to

hefourpipeplugsincapslocatedbeneatheachswing

tertodrain.

capandteeatthefollowswingjointsand coattheinside

ewithAXS-673.Replaceteeoverspindleandtighten.

icatedaboveareShiftPiping(Fig.30),machinedsurfaces

eaderandFeedLine assemblies(Fig.36),lowermachined

ybarassembly(Fig.36)innermachinedsurfaceofR1267

edsurfaceofR809Teesandalsothe spindlesoverwhich

ctlythesamemannerasindicatedonLubricationGuide.

mesoweightofmachineisnotresting ontires.


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CTION

mmendedthatthisequipmentbemovedunderits own

embled,astheminimumoverallaswellasoperatingdi-

ame.

ybeshippedin enddoorboxorflat cars,thelatter

showsacommonmethodofshippingthesemachinesona

ocksapproximately24x12x6arenailedtofloorofcarat

uitablesidebracingmaybe nailedtofloorasshownin

augex 1bandiron)are placedovertheaxlesandnailed

yis requiredwhenshippingineithertypeof car.

oTB5-9711-1InstructionsforPreparationofCorpsof

xport,issuedbyEngineerFieldMaintenanceOffice,

,Ohio.

naccordancewithTM5-9715.PreparationofCorpsof

torage,issuedbyEngineerFieldMaintenanceOffice,

,Ohio.

sand

pment)100in.94 in.22ft.,2in.

oxed108in.106in.23ft.

ship-

in.


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1150

DLUBRICANTSTOBEUSED

EMPERATURE

ughlybeforeapplyinglubricantgun.

catedarefornormalservice.Forextremeconditions

incasesandlubricatemorefrequently.

watendofvalveplug andfillcavitywithWP.Re-

allthe way.Repeatuntilgreaseappearsbe-

y.

4hoursremovetopandfillbottomof cupwithWP

atedplungerautomaticallyfeedsgreasetopump

hourscleanandrefilloilcup totopofbafflewithOE.

eassembly.

quippedwithFairbanksMorrisMagnetoneedno

ippedwithWicoMagnetosarelubricatedinthe

vethetwobrassoil-holeplugsattopof magneto.

oeachhole.Replaceplugs.

hoursremoveoldfilterelementbyturningin acounter-

ardoldelementandreplacewitha.newone.

evelevery4hours.Fill toproperlevelasmarked

inandrefill withOEevery64hours.Noteengine

ingBelow0F.diluteOE-SAE1Qwithnotmore

mixture.

024hoursremoveplugfromdrivejoint andadd

y2048hoursremovedrivejointand cable.Clean

CG.Removeflexibledriveshaftfrom casing,clean

ycoatthreadedendsofcasingbefore replacing.

ry64hourslubricatelinkages,throttlecontrols,etc.,

ramforchassislubrication.


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M5-1150


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SECTION


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M5-1150

hefollowingassembliesarearrangedinthesequence

llybeinstalledon themachine.Thedisassemblyofthe

f theassemblywiththeexceptionofthereplacementof

bjectistreatedseparatelyundertheheading"Gasket

ntsaredividedintothecustomaryassemblyanddisassembly.

fthemachinebeforeservicingthecarburetoror magneto

avebeenused.Thecorrectcarburetorormagnetomaybe

theserialnumberofthemachinewiththe seriesofserial

cedingeachmakeofcarburetorormagneto.

ocatedatbottomofreartankheadand projectingdown

rnaW198StreetElbowinto thedrainoutletatbottomof

tletof theelbowpointingdownward.ScrewaW276

andandthenthevalveontothe nipple.Ontheopposite

nippleandaW199elbow.Drawthis assemblyuptight

urnin aW273Nippleandshift theentireassemblytothe

TheM199Braceisplacedthroughtheholesprovidedin

ht withtwonutsandlockwashers.

AftertheDrainPipinghasbeeninstalledthe Rear

vertheframememberswiththe holeinthecenteradjacent

pumpbaseboltsholdthis sheetinplace.

nPipingandtheupperportionofthe DischargePiping

tothe pumpbeforetheengineandpumpareplacedon

ScrewtheW205TeeontotheM36FlangedNipple

pumpsuctionoutletlocatedattheside ofthepump.Turn

ntotheleft side(facingpump)oftheTeeand thenaP18

theNipple.DrawtheValveuptight andleavetheside

.TurnanM38FlangedNippleintothe endoftheValve

he Tee.

he sideoutletoftheValvewhichwasleft pointing

aW318Elbow,W229Nippleand aW340Union.

leavetheassemblypointingtowardtherightwhenfacing

.

9)TheupperportionoftheDischargePipingconsist-

screwedtogetherandattachedtothetopoutleton the

6Elbow,W273Nipple,P17Valve,andM39Flanged

rtsaredrawnup tight,theentireassemblyisturned so

semblyispointingtowardtheleft inthesamedirection

SuctionPiping.

omthe lowersideoftheP17Valveis installedasshown

strationafterthe pumpingunitisinstalledon therear


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SECTION

RPIPING


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TORL.H.


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M5-1150

eShiftPipingis aswinglinethatconnectsW199Elbow

he centerTeewhichisapart oftheM41Header.This

hefollowingmanneraftertheDischargeandHeader

oneR1225Spindlei ntoW199Elbowonthebottomof

)andleavethe openingpointingtowardtherearofthe

randFeedLines(Fig.36)are inplace,screwanother

centeroftheM41 Headerandleavetheopeningpointing

hine.

nR970Teeto eachendoftheW281Nipple.Whenthe

sin theendsshouldbeleft paralleltoeachother.An

eaththecollarof eachR1225Spindleandthentheas-

sslipped overtheSpindles.

TOR(Fig.31)TheVerticalHeightAdjustorsare

sateither endoftheHeader.Theseadjustorsmaybe

oreattachingtoValvesorM44L.H.andM43R.H.pieces

alvesandthe balanceoftheportsassembledafterthe

ethodis satisfactorydependingonconditions.

he M44UpperSleeveandthentheM46 LowerSleeve

e.TheP60 ThreadRodsareattachedtotheplateswith

ersin themannershownontheillustration.Theadjust-

the nutsbearingontheM45 Glandandtighteningthose

atewhichispartof M46.Thisoperationraisesthespraybar

urewilllowerit.

aroundthelower endoftheM44Sleeveand forcedinto

ngthe nutswhichbearupontheplateof theM45Gland.

eightAdjustorsalsoactas feedlinesowhenassembled.

ortion oftheM46sleevesarepointing towardtherear

willthenbe dischargedintotheSpraybarSumpR1267

(Fig.

ewedon

aderwith

ardandthe

rein-

preceding

emblyis

ketswhich

me.The

ssinga

of each

pegoes

the legs

pacer.


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SECTION

ARANDSHIFTPIPING

-TheM65andM66Leversare boltedtotheplate

pperSleeve.ValveHandlesR1515areheldin place

totheside ofthehandlesadjacenttothevalvestems.

Rodsareattachedtothe ValveHandles.

eM63Guideisslippedover theR1306ShiftLeverand

asetoactasan additionalsupport.TheR856Capsshown

eil lustrationindicatetherelationshipofCaptoFeed

heR1267andR1268SpraybarSumparein place.

waR1501SpraybarCenterSectionintothe sideoutlet

68L.H.SpraybarSumps.Slidean R852Gasketontothe

exttothecollar(Fig.34).The SumpandCenterSection

d ontothesleeveandanadditionalR852 Gasketplaced

p.

UT-OFF

he assembledcollarandExtension.AnotherR851Gasket

nd nexttotheoutsideedgeof thecollar.TheCollaris

ap.TheCapislockedin placewithaW121Setscrew.

ybarcan beusedeitheronthe rightorleftside withthe

mpR.H.andtheR1268SumpL.H.

926

heopen-

praybar

ghtlyoff-

entlines

eand

.


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SECTION

8Gageisconnectedtothesideoutletof the'M40

g.29)andindicatesthepressurein thespraylinein

diaphragmfittingseals anexactquantityofspecialliquid

mandpreventstheaccumulationofsiltor solidswithinthe

allycauseittobecomeinoperative.ThisInstrumentincon-

eteristhemeansbywhichthe waterismeteredingallons

mustbe exercisedtopreventitfrombecomingdamagedif

aretobeobtained.

ressurebeyondthecalibrationshownonthe faceofthe

ointerbeyondits capacitywillcauseirreparabledamage

andthereafterrenderthegageinaccurate.

naccurategagewillnot returntozerowhenthe pressure

praylineinwhicheventthegageshouldbe discardedand

ersimplemethodofcheckingagage istoattachit tothe

talsohasa gageofknownaccuracyconnectedtoit.


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M5-1150

ER(Fig.41)-Thesectionalviewoftachometerwheel,

stherelationof partswhichareassembledpriortofasten-

hichareweldedtoundersideofthetachometerbox.

ghhubof theP49WheelandtightenW129Setscrew

ce.PressaP50Bearingintoeachof R1481andR1486

placeR1493Shaftthroughbearings.Thesleevesof R1481

he endsofR1492TachometerForkandheldinplaceby

ntherear holeswithW91NutsandW134 Washers.

hthefrontholes andturnonW134Washerand W91Nuts.

R1481andR1486Supportswillpermit clampingonthe

nutsaredrawnuptight.

ngsand WheelhubbytighteningtheSetscrewsW129.

DriveJointthroughholein sideofR1486andlockby a

thetongueanagroovein DriveJointandShaftmust

aseFittingin thesideofR1481to providelubricationfor

DriveJoint areassembled,placethecrosstubeofthe

acketswhichareboltedbeneaththelefttruckrunning

throughthe Bracketsandcrosstubeandlockinplace

honeendof theP64shafttoDrive Jointandtheother

ad.


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SECTION

LINE-LocatedbetweentankoutletflangeandM38

M38FlangeNippletotankflange atsuctionoutletand

langeNipple totankflangeatdischargeinlet.Remove

unitto base.Usecrowbarortimbertomoveentirepumping

entlytoinsert anewgasket.

GELINE-LocatedbetweenTankOutletFlangeand

reasreplacingtheaboveR1488Gasket.

aceboth theR1488andR911Gasketswhenthepiping

enteventhough oneGasketmayappeartobeall right.

G-LocatedateitherendoftheR970Tees.

ndremovetheR857CapsbeloweachoftheR970 Tees.

281NippleattachedofftheR1225Spindles.RemoveR853

ollaroftheR1225 SpindleandreplacewithanewGasket.

backontheSpindlesandplacean additionalR853Gasket

ReplacetheR857 CapsandtightentheW121Setscrews.

HEIGHTADJUSTOR-Locatedmthestuffingboxof

hbearon theplateoftheM45 PackingGland.Slidethe

Sleeve.WraptheP58PackingaroundtheM44Sleeve

ffingbox atthetopof theM46Sleeve.SlideM45Gland

heW92 Nutssufficientlytopreventleaks.

RSUMP-Locatedatthetopandbottomofthe R1267

tcenterofSpraybar.LoosentheW121Setscrewinthe

ctlybelowtheSump.RemoveCapandtheR852Gasket

wtheSpraybarto slideofftheM46Sleeve.Removethe

arofthe M46.Replacenewgasketundercollarand

Sleeve.PlaceanotherR852GasketbeneaththeSump

TightentheW121Setscrewto preventthecapfrom

ECTIONCOLLAR-Locatedonbothsidesof the

ar.

ntheR855Capandunscrewthecap.Removetheoutside

he R809Collar.RemovetheotherR851Gasketwhichis

eCollarandreplacewitha newone.ScrewontheR855

W121Setscrew.


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M5-1150

NGELocatedbeneaththeflangeatthepumpdis-

angeNippleattankhead,W300 Flangeattopofpump

heTransferLine.RemoveR857capfromthe bottomof

screwedintothe W190Elbowatthebottomof the

mallhoistorother suitabledevicewhichwillgiveame-

fttheentireDischargePipingsufficientlytoremoveand

asketsisrarelynecessaryexceptwheninstallinganew

PLocatedatthepumpsuctioninlet.atthesideof the

angeNippleattankhead,and fromM36FlangeNipple

releasesentire suctionlinefrompumpandtank.TheFlap

at thesuctioninlet.RemoveoldFlapValveandreplace

onPipingbackinplace.


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M5-1150

THEGREASESEAL(Fig.44)-Thegreasesealisa

hecustomarystuffingboxwithpacking,infact,withoutit

alpumpdoesnotoperatesatisfactorily.The.purposeof

ngthepumparoundtheengineshaftduring priming

akingoutaround theshaftwhenpumping.

thesealwillperformthesetwo functionsthoroughlyfora

operation.(SeeLubricationGuideFig.25).

ofparts10to 15,inclusive,and17.

maroundthegrease sealretainerwheretheengineshaft

oupling,itisa signthatthesealis leakingandeithersome

ouldbereplaced.Ifoperatedtoolong inthiscondition

caseoftheengine,causingthecylinderoil toemulsify

intheengineTimkenbearings.

ALASSEMBLY(Fig.44)Removepumpbody(1)from

hexposesimpeller(3).Theimpellershaftis arighthand

lerplacea hardwoodblockontheendof animpeller

sharpblowwithahammer.Ifthe impellervaneisnot

ckandisstruckdirectlywith thehammeritmaybebroken.

ellerfromtheshaftthegrease sealpartsmayberemoved

eansof astiffpieceofwirebent ontheendatright angles

vailabletheintermediatepart(9) maybeunboltedfrom

omtheshaft.Thenthe partsmakingupthegreasesealcan

esealhousingwithascrewdriver.

parts,cleantheshaftand theinsideofthe housingthor-

nthesealpartsshould bereplacedintheirrespective

esectionaldrawing.Slipseal ring(10)ontothe shaft

llustrated.Thenslip thespacersleeve(11)againstthe

one(15)followedbyrubberpackingring(14).Against

2). Thenfollowsthecompressionspringandtheremain-

epartsplacedin positioninthereverseorderdescribed

part15,are placedinthesealthe flatgroundsurfaceof

plicationofthe softgreaseusedtolubricatetheseal.

s,betweenthelastsealring andthehubofthe impeller,

originalposition.Thesewashersspacetheimpellerproperly

ediatepart(9).

ckontotheshaftusing astickofwoodinsertedendwise

es,totightenitfirmly againstthewashersandtheseal parts.

tiontheimpellerwillbefurthertightenedby thepumping

icknessofgaskets,whenattachingthepumpbodytothe

esegasketsspacetheimpeller properlywithrespectto

gofthe impellerwithrespecttothe"wearplate(2) and

ermediatepart (9)canbedeterminedbylookingdown

etofthepump.The properspacingislAt"orabout the

de.


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SECTION

FCOOLINGFINSThefinsonthecylinderandhead

mestoinsurepropercoolingof theengine.Ifacollection

atterispresentuponinspection,itis recommendedthatthe

the finscleaned.Astiffwirebrushshould beused.

FSPARKPLUGPOINTSThesparkplugsshould

6hoursof operation,andthoroughlyinspectedand

chsurroundsthecenterelectrodemustnotbecrackedor

vetobereplaced.Usingaspark plugpointwrenchora

to.025"aftertheyhavebeen.cleanedandscraped.

astobe replaced,useaChampionNo.7.


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TOPOINTCLEARANCE

NDADJUSTMENTOFMAGNETOPOINTS-

dbe-removedwhichwillexposethepointsandthedis-

ouldbe removedbypullingitoffof theshaft.Thebreaker

o.015"when fullyopen.Adjustmentismadebyshifting

softheeccentricscrew.Afteradjustmenttightenthefixed

ugeshouldbeusedto setthegapat .015".Ifthecontact

pyramideduponexamination,theyshouldberesurfaced

or finestone.(Fig.46)

lvesmaybeevidencedbyalackof power,hardstarting

ditionisusuallybroughtabout bytheleadin gasolineand

mingonthe headandstemsofthevalves.To definitely

valvesarepresent,checkcompressionofengine.Ifvery

s evidencedbycranking,astickyvalveconditionprobably

hatstickyvalvesarepresent,thevalvesshouldberemoved

eroverhaulinstructions.

ORCAREOFENGINEINMOISTCLIMATES-

ngday,itisabsolutelynecessarytoinjectsometop oil

oseneandgoodgasengineoil,(samekindas usedincrank-

ckon intakemanifoldwhileengineisrunningatmoderate

smokeappearsatexhauststack,theengineshouldbe shut

swillcausea coatingofoiltoformon valvesandwill

gofvalvestemdue tomoistatmosphere.


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UT


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SECTION

DING

NSINVE4ENGINE

irst,removethesidedoorsoftheenginehouse.Remove

movingandlooseningthe6 roundheadscrewsandlock-

reeninplace.Removesetscrewsforstartingpinand drive

driftpunch.

nchstraightenout thepartsofthestar washerwhichlock

heelnut.Usingalargemonkeywrench,hammerontheend

flywheelnut(Fig.47).Afterstartingnutis loosenedre-

ockwasher.Theflywheelfitsona taperonthecrankshaft

ingthe endoftheshaftseveralsharp blowswithababbitt

ed,itwill slideoffofthetaper. Removetheroundhead

oldingthecanopy.Theentirecanopycanthenbelifted

enext stepistoremovethe endpanel.(Fig.49).Thisis

gandremovingtheroundhaadscrewsandlockwashers

nd rpacertotheengine.Byremovingthenut andlock-

ichholdsthebracein place,thepanelcanthenbere-

rslungfueltankbyfirstdisconnectingthefuelline andthen

washerswhichholdthetankstrapsto theenginesupports.

en beremoved.


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M5-1150

ovedby looseningandremovingthetwocap-screwsand

epumptotheadaptor(Fig.50).Next,removethe round

rewsandlockwasherswhichholdtherearcylindershroud

udto theengine(Fig.51).

eenremovedtheairshroudrear coverandcylinderhead

Next,removethecylinderheadsbylooseningandremoving

rsandthenliftingthecylinderhead andgasketoffthe

theair cleanerhosenearestthecarburetor.Thechoke

eremovedbylooseningthe screwandnutwhichclamp

thecarburetor.Thescrewwhichclampsthechokewire

ldalso beloosened.Thechokecontrolwirecanthenbe

.Removethegovernorcontrolrodby removingthecotter

o thegovernorcontrolleverandthenunthreadtherod

henutsandlockwasherswhichholdtheupper branchof

ranchand thefrontpanelbracecanalsobe removed.

oneof thestudswhichholdthe upperandlowermanifold

ouldthenberockedbackandforthslightly withtheexhaust

breakthe manifoldloosefromtheaasketsandtheentire

oldshouldbe priedoffofthelowerbranchusing ascrew-

53).

pperbranchofthemanifoldoffcareshouldbe taken

ombothendsso thattheoutermanifoldflangeswillnot


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M5-1150

R8.SHAFT

ngfromthegovernorcontrolleverusingpointednosed

knuton thegovernoradjustingscrewsupportpinand

orrtthe manifoldusingtheadjustingscrewasa lever.The

ernorspring,governoradjustingscrew,andgovernor

ncanthenbe removedasaunit.Next,removethecylinder

ercylindershroud,bythe removaloftheroundhead

metotheflywheelshroud.

romtheignitionswitch.Removethe6 capscrewsand

eflywheelshroudtothegearcover..Theentireflywheel

off oftheengine.

anerhoseandclamps,andalsothefrontpanel willbe

withtheflywheelshroud.(Fig.54).Next,loosenand remove

whichholdtheintakeand exhaustmanifoldstothecylinders.

oldgasketswhichshouldalsobe removed.

andcopperwasherswhichholdthevalvetapperinspection

egasketswhichsealthese plateswillnormallyremainat-

xt,removethe4capscrewsandlockwasherswhichhold

egear cover,andremovethegovernorhousing.Theentire

herwiththeweightscanthenbepulledoff ofthegovernor


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M5-1150

SSEMBLYFig.58

movednextbylooseningandremovingthe lowerbolt,

alsotheupperlockwasherandnut.Theentire magneto

hegearcanthenbepulled offoftheengine.

ndlockwasherswhichholdthegearcovertothecrankcase.

tothe crankcasetomaintaingearcentersandthese

with adriftpunchbeforethegear covercanberemoved.

lsaredrivenout thegearcovermaybepulledoff ofthe

etiminggear train.

tscrew,onthemagnetosideofthe crankcasewhichlocks

Withtheuseofa pullertheidlershaftand idlergear

fromthecrankcase.(Fig.56).Next,removethecamshaft

Thisspring andplungerisset intoarecessin theendof

tedout withthefingers.

ut holdingtheoilpumpdrivegear totheoilpump shaft

milar toolprytheoil pumpgearoffoftheshaft.

arbylooseningandremovingthe3capscrewsandlock-

artothe endofthecamshaft.Itis tobenotedthatthe

shaftgeararestaggeredin suchamannerthatthegear

aftonly onewaywhichwillautomaticallytimethegear

washersholdingthegear totheshaftareremovedthe

hecamshaft,usingascrewdriverorsimilarwedgetool.

wbe pulledoffofthegear coverspacer.


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M5-1150

acerbylooseningandremovingthe5 capscrewsandlock-

totheenginecrankcase.(Fig.57).Afterall oftheabove

bledthiswillleavethe crankcaseandcylindersstillas-

houldthenbetippedoverto standononeofthe cylinder

herwiththeside railsoftheenginehouse shouldbere-

heremovalof the4capscrewsandlockwasherswhich

overof thecrankcase.Next,removethecrankcasebottom

ofthe 14capscrewsandlockwashers.Thebottomcover,

canthenbelifted offofthecrankcase.

onthe bottomofthecrankcase.Thiswillexposetheset-

umpassemblyin thecrankcase.(Fig.58).Then,usinga

nsttheoilpumpshaft anddriveentireoilpump assembly

pumpassemblymaythenbe removedthroughthebottom

Next,removethe8cotterpinswhichlockthe connecting

ng asocketwrench,removethenutsfromtheconnecting

onnectingrodnutsis facilitatedbyuseofauniversaljoint

tingrodcap.Itisalwaysadvisableto removeonecon-

Afterthecaphasbeenremoved,onnumber1 piston,the

ctingrodshouldbe tappedwiththehandleofa hammer

erbore.As soonasthepistonextendsup andoverthe

on shouldbegraspedwiththehand andtheentirecon-

emblyshouldbepulled outofthecylinderbore.The two

uldremainontheconnectingrodboltsduring theremoval

mbly,andthelowercapshouldthenbe replacedonthe

sothatitgives nopossibilityofmixingupthe lowercaps.

d onthesameconnectingrodwhentherods arereassembled

im.

andpiston assemblieshavebeenremovedthecrankshaft

theengine.This isaccomplishedbylooseningandremov-

ckwasherswhichholdtherear mainbearingplatein

eis removedthecrankshaftcanbeslippedoutofthe

ovalofthe mainbearingplate(Fig59).Careshouldbe

the crankshaftareprotectedwhenthecrankshaftisre-

bumpagainstthesideof thecase.

ksbyremovingthe6lockwashersandnutswhichhold

case.Thecylinderandcylinderbasegasketsmaythenbe


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M5-1150

lacethecrankcaseonthepowertake-offend,which

f thecamshaft.

rstowardtheoutsideofthecrankcaseasfar astheywillgo.

adedintooneofthecamshaftgearretainingholes inthe

ssemblycanbeliftedout ofthecrankcase.(Fig.60).The

ersin anoutwarddirectionissothat theywillclearthe

camshaftisliftedoutofthe crankcase.

DSPRINGSUsingastandardvalvelifter,compress

handleof ascrewdrivergentlypoundthevalvedown-

1,whilehc'dingthehandunderthevalvespringopening.

ockswillthen fallout.(Fig.61).Theengineis nowcom-


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M5-1150

GINE

lveshavebeenremovedthevalveseat shouldbe

nysignof pittingorburningis evidencedthevalveseat

replaced.Ifitisdecidedthat theseatscanbeground,

pevalveseatinsertgrindershould beused.Theseatangle

uldbegrounddownto apointwhereallof thesignsof

ved.If itisfoundthat theinserthasto begroundtoofar

houldbeused.In thiscasetheoldinsert canberemoved

iseland pryingout.

BLYVALVESAfterthevalvesareremovedfrom

omemanner,be keptinorderso thatthepersonrepairing

alvebelongsinwhichguide.Thiscan bedonebycutting

ardboardorwood,andmarkingtheholeswith thenumber

sedunderthevalveheadwhengrindingto liftthevalve

esired.Thevalveshouldbe scrapedcleanofcarbon

hmightbe present.Itshouldbecleanedwithalcoholto

edtheymaybeground in.Thisisaccomplishedbyusinga

ndingcompoundontheseatof thevalve.Thevalveshould

wdrivertotwirlthevalvesinthe seat.

grindingin thevalvesthatanentirecircle,or two,of

asabackandforth orgrindingmotion.(Fig.62).

onboththe seatofthevalveandthe seatofthevalve

shouldbe inspectedatintervals.Whenthevalveis

ndicatedbyadullgrayri ngcompletelyaroundtheseat

rt.The actualwidthofthevalveseatshould beabout


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SECTION

beengroundin,theseatsand valvesshouldbeentirely

mpound.Anysmallamountofcompoundleftonthe vave

bevery injurioustotheengineand wouldresultinrapid

valveguide.(Standardclearanceis.003"to.005")

lvetothecylinderthespring shouldbeheldinplaceso

valveisinserteditis inthecenterofthe spring.Thevalve

slippedovertheendofthe valveunderthespring,anda

compressthespring.Thetworetainerlocksshouldbeheld

dup,andthevalvespring gentlyloweredtoengagethe

lledin thecrankcasefromtheinsideandit ismerely

ntothevalvetapper guides.Theproperclearanceofthe

.001"to.0025".Next,installthemainbearingcupon

ine,and thecupretainer.Thebearingcupshouldbe

he retainermountedoversamewiththe4 flatheadscrews

uldbetighteneddownsecurely.Thecylinderandvalve

tedtothecrankcaseasa unit.Thecylindershouldbe

pressedfirmlyagainst thecrankcase.

edin allcases.Thentightenthecylinderdownusing the

vided.Thecamshaftisnowreadytobe installed.Thecrank-

withthepowertake-offsideatthe bottom.Thetappers

ardso thatsufficientclearanceisallowedforthecam-

crankcase.Thecamshaftbearingsurfacesbeardirectly

se.Thecamshaftbearingisfittedtothecrankcasewitha

5".

t.Thecrankcaseshouldbesetbottomsideup ononeofthe

aftshouldbeslidinto thecasefromthetake-offendof the

ole.)Afterthebearingconeatthe flywheelendofthe

ntothecup, thebearingplate,withthebearingcup

eshimsandgasketsin properplace,shouldbemoved

ouldbe installedwiththeproperamountofshimsso that

of.003"to.005".Thisclearanceisobtainedbyeither

hims.A newpapergasketshouldbeplacedonboth

erof steelshimsforproperoil seal.

CTINGRODANDPISTONThepistonisheld

eansof awristpin.Thiswrist pinisfittedto theconnecting

ceof.005"to .001"atthefactory.Endmovementofthis

eofre.tainerlockswhichslipinto theendsofthepiston

pectionthattheconnectingrodbushingis wornsothat

ebushingshouldbereamedout andanoversizewristpin

pushfitinto thepistonbossesandif considerablewearis

fitslooselyinthesebosses,the wristpinshouldbe


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ROD


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SECTION

eassembledtothe connectingrodwristpin,retainerrings

eshouldbe takenthattheysnapfirmlyintothe depression

matterofsafetyit isadvisabletousenewretainer rings.

RINGSPistonringsareveryeasilyinstalled.The

yin bothhandsandtheoil ringshouldbeassembledfirst

epistonring canbeprieddownoverthe topofthepiston

pergroove(Fig.65).Thesaw toothpartofthering must

andpistonassemblycannowbe installed.Thelower

ttedtothe crankshaftwithaclearanceonthebearing

eprovidedso thatthisclearancecanbereadilyobtained.

mbledtoan oldcrankshaftwhichmightbeslightlyoversize

ouldbetaken..001"shimsshouldberemovedgradually

sof theconnectingroduntilatightnessis noticedinthe

Afterthistightnessis noticedintheturningof thecrankshaft

acedon bothsides.Thisshouldthengive theproper

shouldbetakenthatmetalchipsorotherforeign matteris

shimsandalsothe partsoftheconnectingrodandcap

otherwisetheproperclearancecannotbeobtained.

hat inthereinstallationthesameconnectingrodthatwas

kshaftisfitted tothesamepinon thecrankshaft.When

odandpistonassemblythelowercap shouldfirstbere-

ngrod.Therod,shouldthenbe loweredintotheproper

dringscontactthetopof thecylinder.Astandardpiston

usedtocompressthe ringsintothegrooveof thepiston

ammer.Thepistonsshouldbetappedgentlyinto the

ampedwithanumberonthe connectingrodboltboss.

dtothe rodsothatthesenumbersare onthesameside;

mbledontothecrankshaftsothatthe oilholeinthe rod

esin thecrankcase(Fig.67).

PTheoilpumpin thisengineisofthe geartypeand

umstances,operateforthelifeoftheengine.The lifeof

tmainlyuponthecleanlinessoftheoil whichisusedin

ecrankcasewhenoilis addedthisdirtmaybe drawnup

particleswillgetthroughtheoil pumpscreenandcould

egearsinthe pumpaswellasthe pumpbodyandcover.

erateitis recommendedthatitbechangedasacomplete

uiltinthefactoryit isbuilttovery closetolerancesanditis

epumpberepairedin thefield.


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CAP


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SECTION

shouldbeloweredinthroughthe openingatthebottomof

othe bossinthecrankcase.Theoilscreenmustbe ina

willfit intotheopeninginjhe crankcaseprovidedforit.

ump shouldthenbedrivenintothe boreinthecrankcase

hichholdsthepumpin placeshouldthenbeinserted

ewhasbeenfirmlytightenedtheslotted steelpipeplug

holeshouldbereplaced.Thecrankcasebottomcoverplate

wgasketshouldbe usedandthebottomplateboltedto

tsandwashersprovided.It isadvisabletotightenthe

eplate isdrawndowntight.(Fig.68)

GEARTRAIN

GEARThecamshaftgearcannowbeassembled

esin thecamshaftandthegeararestaggeredin sucha

up inonlyoneposition.Usingthe capscrewsandlock-

shaftgearshouldbesecurelyboltedtothe camshaftand

ng insertedinthehollowendof thecamshaft.

thegearsproperlyin timethegearsare-markedand

ordancewiththetimingdiagrammarks.It willbenoticed

s stampedonthecamshaftgearandalsoon thecrank-

shaftgearisinstalled thegearsmustmeshsothat the"C"

up withthe"C"onthecrankshaftgear.This isalsothe

onthisgearthe"I" mustlineupwiththe "I"onthecrank-

EARTheidlergearrevolvesontheidler gear

egearshould firstbeplacedoverthestud withthetiming

a babbitthammertheidlerstudshould thenbedriveninto

ttheoil grooveisup.

approximately.005"endclearanceisallowed.Donot

ntothecaseso thattheidlergear wouldbepinned

aranceof.005"must beallowedsothatfrictionof the

ot present.Theidlerstudis lockedinpositionwithan

heoutsideofthe crankcase.Afterthestudhasbeendriven

wshouldbe replacedandtightenedsecurely.

PGEARTheoilpumpgearis notafactorofthe

n,therefore,be mountedinanypositioninso farasthe

s concerned.


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SECTION

dbedrivenonto theoilpumpshaft,beingsure thatthe

osition.Theslotted nutandcotterpinwhichlockthe oil

ouldthenbeinstalled.(Fig.69).

OVERThe2dowelpinswhichdowelthegear

seshouldfirstbepoundedintothespacerand caseuntil

nkcaseontheoppositeside.Atthispointthey willpro-

sketshouldbe usedandthegearcovershouldbe placed

cerandlinedup withthedowels.Usingababbittor

ershouldthenbe tappedgentlyagainsttnegearcover

tenedtothe spacerwiththecapscrewsandlockwashers

chholdthegearcovertothe spacershouldbetightened

TOThemagnetomustbeinstalledsothatiti s

rain oftheengine.Themagnetogearis markedwithan

netooth.(Fig.70)

NORThegovernoronthisenginei ssoconstructed

andthrustpins areassembleddirectlytothegovernorgear.

ninstallingthe governorthrustsleevethatthesleevebears

ofthegovernorweights.Toinstallthe thrustsleeveinthe

ththe weightsassembledshouldbeheldfirmlyinone

adoutwardto apositionwheretheflangeonthe governor

uter partsoftheweights.Thesleeveshouldthen bein-

at thebottomflangeridesdirectlyonthe thrustpin.(Fig.71).

governorgear,governorweights,andgovernorgear

einstalled overthegovernorshaftwhichistightenedinto

norhouseshouldthenbe installedusinganewgasket,

acewith thecapscrewsandlockwashersprovided.The

ouldthenbeconnected.

overnorandthecarburetormustbe properlyconnected.

tsufficienttravelto givethefullmovementtothe carburetor

closedposition.Whenthe engineisatrest,the governor

stothewideopenpositionof thecarburetorthrottlelever.

shedwith12 holesforattachingthegovernorspring.It.is

ingis hookedintotheproperholeto suitthespeedat

ed.Atableis givenherewithshowingthefullloadand

neandtheholecorrespondingthereto.Thefullload speed

volutionslessthantheno loadspeed.Asanexample,if

edat2150revolutionsperminutewithoutload, thespring

8th holeinthegovernorleverand thespringtensionad-

sting screwtorun2150 revolutionsperminute.Thespeed

proximately2000R.P.M.TheNo.1holeis closesttothe


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ampedon theedgeoftheair shroudopeningforthefly-

centerlineof theengine,andtheother2 inlinewith

elismarkedwiththeletters 'DC'nearoneof theaircircu-

rther identifiedbyamarkcastonthe endbyan"X"

rblowsout oftheNo.1 sparkplughole,continueturning

edge ofthemarkedvaneonthe flywheelisinlinewith

roudas shownonthetimingdiagram.

willalsobeup atthistime.Themagnetogearworkis

ginthe timinggearhousingasshownon theTimingDia-

onthemagnetois numbered1to4.Theleads ofthemagneto

arkplugsoflike numbers.

ustingscrewsareprovidedinthetappers,and these

a clearanceoftenthousandths(.010")ofaninchat the

vethousandths(.012")ofaninchat theexhaustvalve

cold.To adjust,turntheengineoverwiththe crankuntil

ntinueturningabout]/2 turntobesure thatthetapperis

ideofthecam.Thenusinga standardfeelergauge,check

makethenecessaryadjustmentswiththeuse ofstandard

justmenthasbeenmadebesurethetapper adjustingscrew

holdtheproperadjustment.

LDSToinstallthelowerbranchofthemanifold

gstepsshould betaken.Newgasketsshouldbeinstalled.

ouldbe towardthecylinder.Thelowerbranchofthe

essedoverthe studsagainstthecylinderandwiththe nuts

d,tightenFirmlytothecylinder.Theupperbranchofthe

toralreadyassembledtoit,maythenbe installed.New

edandtheupperbranchplacedoverthe studsandfirmly

chesofthemanifoldwiththenuts andlockwasherspro-

snutsshouldbeinstalledonthe outerorexhaustmani-

uts ontheinneror intakeflanges.

RHEADSReferto(Fig.52).Thecylinderheadsmay

ketsshouldbeused andtheheadshouldbeplacedover

eneddowntothe cylinderwiththeplainwashersand

hteningdowntheheadsitis alwaysadvisabletotighten

Thisisnecessarysothatthegasketswill receiveeven

orsionwrenchis usedandtheboltsare pulleddowntoa

undsper squareinch.

e installed.Beforereinstallationofthesparkplugsthey

d,andallcarbonorgum depositremovedbyscrapingand

ntsofthe sparkplugsshouldberesetto .025",usinga

artool tosetthegap.(Fig.45)

ereconnected.Theshroudingandhouseparts maynow

articularphaseofreassemblycan-beaccomplishedinex-

enginewasdisassembled.Thereareno clearancesor

withtheenginehousingorshroudingthatmust beadheredto.


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ANCEOPERATIONSTOBE

GLEADEDFUELS

tiveMaintenanceServicesaredesignedtoinsure maxi-

rationofWisconsinModelVE-4air-cooledengines

EISUSEDASAFUEL.

owingPreventiveMaintenanceServicesaretobe

RVICES

AGE.Checkfordamagefromfallendebris,shell

uses.

elintank,seethat itisfull. Checkcrankcaseoil.

oleinenginebase.

ckforfueloroilleaks.Tracetosourceand correct.

heckequipmentsetting.Itshouldbelevelandona

Openshut-offvalveongasolineline.(b) Ifcarburetor

eneedlevalveopen%to 11/4turnsdependingon

oldertheweatherthemoretheneedlevalveshould

onswitchinon orrunningposition.(Push-button

whendepressedforstopping.)(d)Close choke.

coldengine,keepchokefullyclosedfor first3or4

rt,openchokeandcontinuecrankingforseveralturns.

owingthismethod,over-chokingwillbeavoided.

tchokesothatengineruns withoutmissing.Gradually

msup.Neveroperatewithpartlyclosedchoke.

ERVICES

heckenginefornormaloperation.Noteunusual

haracteristicswhichwouldindicatetrouble.Ifcarburetor

eneedlevalve,setadjustmenttothe positionwhere

exhaustshowsexcesssmoke,theneedlevalveisopen

ws signsofsurgingunderloador over-heating,needle

S.Neverraceengineorholdgovernoropen.Ifcar-

edlevalve,seethatexhaustsmokeis keptataminimum

gineover-heatsexcessively,stopengine,locateand

radequatesupplyoffuel.Checkenginecrankcaseoil

ofcorrectgrade,(SeeNote inparagraph2,D,(2) O,

o fillerplughole.

doilleaks.Makesure allpipeconnectionsaretight.

nginextremelydustyconditions,removeandcleanoil

egradeoil,engine(OE) asusedincrankcase,except

useoil,hydraulic(OH)andreplace.

RVICES

tionServicesaretobeperformedaftereach8 hour

uceengineoperationtohalfspeedfor1 to2minutes

handbeforestopping.Stopengineby turningmagneto

depressingbutton(ifequippedwithbutton-type

veongasolineline

nk.Fuelmust beclean.Cleanfillercap.


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enbeforereplacing.Checkcrankcaseoillevel.Addoil,

ecessarytobring oilleveltofiller plughole.NOTE:For

graphIV,A,1.

etor,magneto,andaircleanermustbei ngoodcondition

oveandcleanbowlandscreen.Checkforleaksafter

andcleanoilbowl.Refillbowlwithsamegradeoil,

nkcaseexceptbetween0 F.and-40 F.useoil,hydraulic

TIONWIRING.Cleanwiringandexposedsurface

th.Besurewiresare ingoodconditionandconnections

gns ofhardstarting,mis-firing,orruns irregularlyduring

eanplugs.Adjustpointsto.025".Renewifbrokenor dam-

A,orequivalent.

ckforfuelandoilleaks.Traceanytotheir sourceand

ountingboltsmustbetightandin goodcondition.

anylengthoftime,besure itisproperlyprotectedfrom

reezingweather,etc.

e.

hchokepartlyclosed.

governoropen.

anerdaily.

lean.

aseoillevelevery4hours ofoperation.

wirecleanandfreeof greaseoroil.

nfailuresanddeficienciestoproperauthority.

ORENGINEMODELVE-4ANDVF-4

PERATION

ATHERS.Draincrankcaseandrefillwithoil,engine

hfillercapand breatherbeforereplacing.Onmodels

teunit fromthefillerplug,and notremovable,clean

eoil. engine(OE-SAE30)above32 F.Useoilengine

F.Between0 and-40 F.keepcrankcaseoilfluid.

mber1944,SectionIVquoted below.)

heatedinclosurewhenitisnot beingoperated.

opped,drainthecrankcaseoilwhileitis stillhotand

thevehicleistobe operatedagain.Ifwarmstorageis

eforereinstalling.NOTE:Donot gettheoiltoo hot;

erethebarehandcanbe insertedwithoutburning.Tag

usplaceinthe cabtowarnpersonnelthatthe crankcase

l.Crankcaseoilsmaybedilutedwith gasolineorDiesel

lability,withpreferencegiventogasoline.Oneofthe

willbeusedtoprovidethe enginewithproperlydiluted

ablefordiluent.

otheFULL"markwiththe gradeofengineoilprescribed

m-32 F.to0 F.Add11/>quartsofgasolineforeach

pacity.EXAMPLE:Crankcasewithcapacityof10quarts

solineasanoildiluent.

minutestomix thelubricantanddiluentthoroughly.

e thatthelevelofthe dilutedoilisabovethe normal

e.Thislevel shouldbemarkedonthegagefor future

percentageoflightdiluentwillincreaseoilconsumption

levelshouldbecheckedfrequently.


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prescribedforusebetween+32 F.to0F.to maintain

rer's"FULL"markonthegage duringoperation.

ed4hoursormoreat operatingtemperature,redilution

ticipatedthatthevehiclewillbe leftstandingunprotected

anbeaccomplishedbyaddingengineoilprescribedfor

F.tothe manufacturer's"FULL"mark;thenaddinggaso-

nthegagedescribedinsubparagraph(C)1.

diluent,drain thecrankcasewhiletheengineisstill warm

prescribedfortemperaturesbetween-32 F.to0 F.

fuel oilinthe proportionof"P/^quartsofDieselfuelto

presenceofalargepercentageofdiluent willincrease

fore,theoillevelwill becheckedfrequentlyduringoper-

thedilutedoil tomanufacturer's"FULL"markongage.

eptoutdoors,andif thecrankcasecannotbedrained,

paulin.About3 hoursbeforetheengineis tobestarted,

rpaulin.A VanPrag,Primus-TYPE,orothertypeblow-

nelanternmaybeused.Withdue considerationforthe

amemaybeapplieddirectlyto theoilpan."

hroudfordamageandalignmentandseethat mounting

rt, oil,orgreasethatmayhave accumulatedonshroud

wheel,cylinders,andheadbyuseof brushandsolvent.

eethattankis ingoodconditionandsecurelymounted

ghtlyand thatgasketisingood condition.Blowthrough

hatit isopen.

AGE.Seethatunitis securelymounted.Checkfor

singoodconditionandall connectionstight.Examine

ke,andlubricateconnectionswithafewdropsof same

ed incrankcase,exceptbetween0 F.and-40 F.use

ve,special(PS).

oveandcleanbowlandscreen.Examinegasketandre-

mblyandcheckforleaks.Seethatpipingis ingoodcon-

ight.

andwashcleanerinfueloilor solvent.Refilloilbowl

crankcase,exceptbetween0 F.and-40 F.useoil,

bleunit,seethatitissecurelymountedandconnectionstight.

PERATION

eplugsandcleanthoroughly.Examinecloselyfordamaged

enporcelain.Ifdefectsarefound,replacewithnewplugs

valent).Adjustpointsto.025"andbesurecoppergasket

kerpointsofanyforeignmatter,checkgapadjustment.

o.018".Besuresurfaceof bothcontactsmeetsquarely.If

ged,replacebothfixedpoint andbreakerarm.Lubricate

owwithsamegradeoil,engine(OE)asused incrank-

F.useoil, lubricating,preservative,special(PS).

OPERATION

ALVEMECHANISM.(a)Removecylinderheads

adandcarbondepositsfrom headsandcombustion

(areaincontactwithvalveseat)mustbe clean.Clean

k.Adjustvalvetappetclearanceto.012"forintake,and

ninstallingcylinderheads,makesurethat thegaskets

roperlyinstalled.Anydamagedgasketsmustbe replaced.

enanceServicesaresoimportantthatthey shouldbeper-

ar routine,andneverentirelyomitted,eveninextreme

ment.ProcessaccordingtoTM5-9715.

ormanceofpreventivemaintenanceservicesrestsnotonly

hthe entirechainofcommandfromthesectionchieftothe


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nly)

SE

tank

nectedto

-

ky

d

x-

d

es-

-

es

h

kets

s

ust-

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nt

ysparkplugs

redisconnected

s

red

orn

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o


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SE

ty

carburetoror

atcausesgasoline

ank

due

or

or

to

e

c-

one

carburetoror

line

ker

o

e

f

and

om-

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ent

d

all


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SE

toofar

soline,or

e

s-

s

ain

rance

oval

n

ebe-

e

car-

t-

ear-

e-

-

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ue

t-

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SE

enttoorich

usingpoor

arignition

rty

d

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me

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ustmenttoo

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es

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21

tweenthe jawsoftherockerarm.

kerarmcanusuallybe determinedbymatchingtherocker

boththe rockerarmandbody.(Fig.74)

hollowsteelcylinder)throughthelargeholein boththe

s willjointhem.(Fig.75)

iaphragmspring)overtheseatin thelowerbodycasting.

mblyoverthiscoilspringso thatthepullrod pointsdown

7)

diaphragmassemblyinone hand,andpinchtheknobon

ur thumb.Thiswillbringthelink hookupwherethepull

.78)

whileyouholdthe linkwithyourthumb.Thepull rodwill

eleaseyourpinchingpressure.

ng inposition.Oneendfitsover thesmallconecastinto

eotherendcan besnappedoverthesmallprojectionof

sideandinserttherockerarm pininthehole inthecasting.

throughthebushingwhichholdsthelink androckerarm

thisbushing upbymovingtherockerarm.Tapthe pin

er.

stake)the edgeofthepinholein atleasttwoplaces

haprickpunch.Do thisatbothends ofthepin.(Fig.81)


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owninto theinletvalvepocket.Thenplaceoneofthe

nerdowninto thevalvehole.Thenplacethespringover

valveontopofthe spring.Putretainergasketinplace

erdownonthe valves,sothesmallholesin theretainer

esinthecasting.

htly curved,or"bowed."Installitsothehump ofthe

illgive theretainersomespringpressurewhenthe screws

ssecurely.(Fig.82)

reenthoroughlyfngasoline andwipeitdry.Becareful

(Fig.83)

cork)onedge ofthebodycasting.Placethescreenover

hattherimof thescreenliescloseagainstit. Thetwosmall

centerofthescreenshould beonyoursideof thescreen.

WARNING:Besuretothoroughlycleaninsideofbowl

tingandscreenand replacethecapscrewthroughthe

over.Tightenthisscrewsecurely.Besurethefiber gasket

w.(Fig.85)

assembled.

eupthe scratchontheedgeofthebody withthescratch

ver.(Fig.86)

ymovingthe rockerarm.Holditwhileycnjput inallthe

Besuretheypassthroughtheholesin thediaphragmeasily

c.Tightenthesescrewsonlyenoughsothatthey justtouch

forthseveralstrokes,releasingwitha snap.

hisalternatelyfirstascrewononeside, thenascrew;on

allscrewssecurely.(Fig.87)

mbledandReadyfor Service.


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SECTION

FLECTORDIAGRAM(Fig.88).Thediagram

eDiamondT'4-ton6x6 Truck.Thetailandstoplight and

are hookedontothestandard6-volttruckcircuitand

pttobolt totherearframe.Therunning lightsandre-

mannershownor, thediagram.


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arburetor

L-45-11


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RBURETOR


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ORUC-%SERIES

ompleteunitshowingmaindischargejetplug,idleneedle

ttlestopadjustment.(Fig.89).

ejetplugandgasketusing a1/"openendwrench.Remove

screwdriver ofthepropersizeto avoiddamagingpart.

etgasket.

at thetopshoulderofthe maindischargejetandmay

n jetisremoved.)

tandwasher.(Fig.90).

wsandseparatethrottlevalvebodyassemblyfrommain

nbypressinga screwdriveragainstthepinat theslotted

dforcepinthroughhanger.Removefloatandneedle

veseatandgasket.Removehighspeedbleederfrom

small screwdriver.(Fig.92).

veadjustmentandspring.Witha scriber,marklinesinthe

dgesofthe throttleshaft.Theselineswillhelp to

accuratelywhenitis againassembled.Removethrottle

veandthrottleshaft.Removeidlechanneldriveplug.

ketandventuri.Removeidletube.Holdchokevalvein

air hornmarkthepositionofthe chokelever.Remove

washerandlever.Removechokevalvescrews,lock-

withspacerwasher.(Fig.94).

valveleavingthescrewslooseatfirst.Linethe valveup

markswhichweremadealongtheedges oftheshaft.

sedposition,holdthethrottlebodyto thelightandcheck

etweentheedgesofthevalveand body.

veatanyparticularsectionof thevalve,shiftthevalve

arrel withtheleastamountoflight showingaround

ingthe valveclosed,tightenthescrewssecurely.

eshaftallowingonlyenoughofclearancebetweenthe

tthevalvecanoperatefreely.Tightentheset screws


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R

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eeder.Installfloatneedlevalveseatandgasket.Install

tfollowedbyfloatand floatfulcrumpin.Insertthe

pin intothefloathangeronside oppositeofslotand

e.Press fulcrumpinintoslottedsideuntil thepinis

g.96).

vel:In ordertoobtainthemost efficientoperationfrom

ythatthe fuellevelbemaintainedatthe correct

r.Thecorrectfuellevel inthefloatchamberofthe

532* to"32"fromthetopof themainbody.Thepreliminary

ctfuell evelistoplacethe throttlevalvebodyinan

tedsothat thefloatwillkeeptheneedle valveclosed.

opofthefloatsshouldmeasure114" fromthegasket

ebody.Bothfloatsshouldbe settothesameheight.

ethepositionofeitherfloatuse apairoflong nose

osetothesectionwherebotharms meet.

ist,orapplypressureonthe floatbody.

kthefuellevelbeforethethrottlebody isassembled

anbe donebyprovidingaflattop vesselandresting

yuponthetop ofthevessel.Connectthegasolineline

tlebodyand allowgasolinetoflowintothe vessel

iltheflowis shutoffbytheactionof thefloat.Measure

f thevesseltothegasolinelevel.Be surethevessel

he topedgesaresmoothandflat.(Fig. 97).

erwasheronshaft.Insertchokeshaftinto bodyandas-

crewsandlockwashers,makingcertainthatthevalve

when itisin closedposition.Makecertainthatthe

y.Installchokeleveronendof shaftintheposition

.98).

y.(Fig.99).

twith fibregasketontopshoulder.Installmain discharge

y.Installdrain plug.(Fig.100).

dy.Placemainbody gasketoverventuriandidletube.

ntomainbody withscrewsandlockwashers.(Fig.101).


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m-


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URETOR

Fig.102)showstheconstructionoftheZenith161

* measuresthevolumeofairwhich passesthroughthe

venturi,it isbesttouse thesmallestsizewhichwillpermit

njet (2),oftenreferredtoasthe "highspeedjet,"

eat thehigherenginespeeds.Fulfromthebowl is

et(2) anddischargedintothe


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Pub

Documents

Tm 5-1150 DISTRIBUTOR WATER 1943