Prusa i3 Buid Manual v1.0

8/10/2019 Prusa i3 Buid Manual v1.0

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Prusa I3 Build manual

Document version: 1.0


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TABLE OF CONTENTSTABLE OF CONTENTS

Table of contents.............................................................................................................................. 2About Prusa I3................................................................................................................................... 3

Chane histor!................................................................................................................................... 3"it descri#tion................................................................................................................................... $%afet! &arnins................................................................................................................................. $'e(uired tools................................................................................................................................... $Assemblin the )*a+is.......................................................................................................................,Assemblin the -*a+is.................................................................................................................... 13Installin the heated bed.............................................................................................................. 2Assemblin the e+truder............................................................................................................... 31Connectin end sto#s.................................................................................................................... 3/irin the ste##er motors............................................................................................................ $2irin th electronics initronics4............................................................................................ $3irin th electronics meatronics4..........................................................................................$$

Prusa I3 Build manual 5 v1.0


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ABOUTABOUT PRUSA I3PRUSA I3

The Prusa i3 iteration 34 is the ne&est and current 3D Printer desin b! 'e#'a# CoreDevelo#er Prusa6r. The i3 incor#orates lessons learned from the #revious t&o Prusadesins7 as &ell as other #o#ular modern 'e#'a# desins.

This manual &ill uide !ou throuh the re(uired ste#s for assemblin !our'e#ra#orld.com8s Prusa 9it. Althouh &e have tried to be ver! thorouh7 last minuteu#dates to the 9it. hen in doubt don8t hesitate to contact us.

CHANGE HISTORYCHANGE HISTORY

Document version C!n"es

0.1 5 11112013 Initial release

1.0 5 01122013 ;irst release7 com#atible &ith 9its sold after 01122013



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#IT DESCRIPTION#IT DESCRIPTION

This 9it includes ever!thin to build !our o&n Prusa I3 3D #rinter. This 9it has thefollo&in features:

Dimensions A#ro+. 1 ?ead version

?eated bed Included

Po&er su##l! Included 20A4

%ome im#rovements over the defaults I3 are included. "it contents ma! chane an!time&ithout #rior notification. ;or a com#lete list of items7 refer to the bill of materials.

SAFETY $ARNINGSSAFETY $ARNINGS

Do not #o&er an!thin until all is set*u#. Also7 don8t disconnect or modif! an!thin &hile#o&er is on. a9e sure that ever!thin is connected correctl! and fi+ed ade(uatel!

before #o&erin the #rinter.

RE%UIRED TOOLSRE%UIRED TOOLS

The follo&in list details the re(uired tools necessar! to build the #rinter.

Too& Descri'tion

%cre& drivers

%olderin iron There isn8t much s9ill re(uired to do the solderin7 6ustsome &ires.

Pliers

Cutter

Drills @se to clean out some AB% #arts

3 he+ 9e!



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ASSE(BLING THE Y)A*ISASSE(BLING THE Y)A*IS

Item Contents

) corner #rinted #art $+4

)*idler 1+4

)*motor mount 1+4

)*belt holder 1+4

/ 30mm scre& 1+43 10mm 2+4



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10 ut 3+4$ ut 1+4/ !lon loc9 ut 1+4

10 asher 3+4/ asher 2+4

/@@ inear Ball Bearin %lide Bush Bushin 3+4

%mooth rod /mm7 $2cm 2+4

Threaded rod 107 $$cm 2+4Threaded rod 107 22cm $+4

Bearin 0/ 1+4



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@se the $$cm threaded rod and $2cm smooth rod to build the heated bed rails li9e this.



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@se the he+ 9e! to #ut the #ulle! onto the motor. Put the motor and the motor holdertoether usin 3+10 scre&s. @se the /+307 2+ / &asher and the n!lon loc9 / nutto hold the 0/ bearin into the ) a+is idler. ount both #ieces on the 20+22cmthreaded rods



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Put the heat bed rails and 22C rods toether

The distance bet&een the rails should be about 1.2cm



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Put the !*belt*holder and the ) fame toether usin m3+10 scre&s. Place the frame onthe /uu bearins and tihten the fro to the rails usin tie &ra#s.



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ASSE(BLING THEASSE(BLING THE **)A*IS)A*IS

Item Contents

-*motor mount 1+4

-*carriae 1+4

evelable re*ade*>onas*isan e+truder su##ort for Prusa i31+4

-*end 1+4

-*idler 1+4

/@@ inear Ball Bearin %lide Bush Bushin =+4



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3 ut


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Threaded rod ,7 31cm 2+4

Aluminum Pulle! T2.,

Timin belt 1m + ,mm 2.,mm #itch T2.,4

Tie*&ra#s 2+4



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Assemble the - motor end and + end li9e this7 usin m3+30 scre&s7 m3 nuts and m3&ashers.

'emove the su##ort from the + end.

Place the 2$ bearin into the idler7 and both into the idler holder usin a m$+30 scre&&ith n!lon loc9 nut.



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Put a $+2, scre& in the idler holder. This &ill be used to tihten the timin belt

ount the - idler holder into ) end.



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ount the a+is ste##er motors onto the frame usin 3+10 scre&s 10+4.



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Put the motor cou#lin on the ste##er motor and fi+ the he+ scre&s. Insert the ,

threaded rod into the cou#lin and tihten ver! much. @se the 3/cm smooth rods toma9e the + a+is &ith the + end7 + motor mount and + carriae. Assemble the a+is usinthe 3$cm smooth rods. Place the - a+is over the a+is &ith a , nut7 ma9e sure that the, fits in the + end and + motor mount. If not7 heat the scre& and force it into the abs#iece.



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;i+ the to# of the a+is usin $+ 3+10 scre&s.

Put the timin belt onto the - a+is and fi+ usin tie &ra#s. Tihten the belt usin the belttensioner. The belt should ma9e a hih #itched sound &hen touched.



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;i+ the heated bed rail usin a tie &ra# on each of the four corners.

The machine should loo9 li9e this b! no&.



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Put the ad6ustable e+truder mount onto the carriae usin 2+ m3+2, scre&s and nuts.



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INSTALLING THE HEATED BEDINSTALLING THE HEATED BED

Item Contents

?eated bed PCB

Com#ression s#rins $+4

?eated Bed lass Borosilicate4 200+200+3mm 1+4

?eater &ire 1/A 2m4

?eated bed D; #late 1+4



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3 n!lon nut $+4

3 30mm $+4

?eated bed cli# $+4

Ta9e about a meter of the 1/A &ire the fat ones4 and stri# a bit of the insulation. Thesolder the end of the &ire. Then #ut a bit of solder on the #ad of the heated bed andsolder the 1/A ire to the heated bed. a9e sure to use enouh solder.



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Assemble the heated bed on all four corners li9e this.



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Put the #rintin stic9er on the lass #late li9e this inl! for PA7 use 9a#ton for AB%4. a!

out the #rintin stic9er onto the table. Put the lass #er#endicular to the #rintinstic9er. Carefull! la! do&n the lass7 onto the stic9er. then chec9 for lare bubbles &hich!ou ma! be able to rub out.



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Put the lass onto the heated PCB and clamb them &ith the



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ASSE(BLING THEASSE(BLING THE E*TRUDERE*TRUDER

Item Contents

> head e+truder cold end1+4

> ?ead Com#atible oEEle ?older 1+4

> ?ead Com#atible oEEle 0.,mm 3mm filament4

> ?ead ?ollo& %oc9et %cre&

PT; tubin7 3.1/innerouter diameter 10cm4



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Caramic ?eater Cartride 12F$0

Thermistor 100" #re*crim#ed &ire 1m4

Brass drive ear ade8s com#atible4

?obbed bolt v1.1

Bearin 0/ 3+4



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%cre& the noEEle into the noEEle holder. Thihten #rett! hard b! hand. Cut the inlinePT; to about 2.3cm.

Place the inline #tfe into the noEEle holder and tihter ver! hard usin the hollo& soc9etscre&. Place the heater and thermistor into the heater bloc9. ;i+ ever!thin usin9a#ton ta#e.



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Clean out the bod! usin various drill siEes. Place a 0/ bearin into the bod!. Place thedrive ear on the motor. %cre& the hobbed bolt in the lare ear.



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ount the idler to the e+truder bod! and #ut the lare ear throuh the 0/ bearin.



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Add another 0/ bearin and fi+ ever!thin usin 2+ m/ nuts. Inert the 6 head into thee+truder bod! and fi+ usin m3+2, scre&s.



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ount the e+truder bod! to the + carriae.



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CONNECTING END STOPSCONNECTING END STOPS

Item Contents

nd sto# holder

echanical end sto#

Tie*&ra#

2*&ire



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%older the t&o &ire onto the common c4 and normall! o#en no4 #ins of the end sto#.



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Place the + a+is end sto# alon the frame.



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The ) a+is can be #laced near the motor7 the end sto# is a bit tric9! to et riht.

The a+is end sto# can be #ut under the - idler. Don8t &orr! about the #osition !et7 !oucan ad6ust this &hen !ou are calibratin the #rinter.



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$IRING THE STEPPER (OTORS$IRING THE STEPPER (OTORS

Item Contents

$*&ire cable7 'ed Blue reen Blac9 1m4 ,+4

?eatshrin9 Blac9 20cm7 1.,mm bore7 0.,mm shrun9en 2+4

Put the heatshrin9 on the &ires. >ust far enouh from the end to avoid shrin9in &hen!ou are solderin the &ires. %older the &ire toether7 b! color. a9e sure the! areconnected #ro#erl!7 !ou don8t &ant the &ire to et loose &hile the electronics arerunnin. Put the heatshrin9 over the solder and heat them a bit. )ou can use a llihterfor e+am#le7 6ust hold it lo& enouh to not let the &ires catch fire.



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$IRING THE ELECTRONICS +(INITRONICS,$IRING THE ELECTRONICS +(INITRONICS,

The follo&in &irin schema a##lies to initronics. ;or detailed instruction7 chec9 the

&i9i: htt#:re#ra#.or&i9iinitronicsG10



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$IRING THE ELECTRONICS +$IRING THE ELECTRONICS +(EGATRONICS(EGATRONICS,,

The follo&in &irin schema a##lies to eatronics. ;or detailed instruction7 chec9 the

&i9i: htt#:re#ra#.or&i9ieatronicsG2.0

Documents

Prusa i3 Buid Manual v1.0