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Prusa i3 MK2S User Manual

Summary of i3 MK2S

  • Page 2

    Please ​​always​​refer​​to​​the​​​ http://www.Prusa3d.Com/drivers/ for ​​an​​updated​​version​​of​​this​​3d​​printing​​handbook​​(pdf​​download). Quick​ ​guide​ ​to​ ​the​ ​first​ ​print 1. ​ ​read​ ​the​ ​safety​ ​instructions​ ​carefully​ ​(​ page ​ ​7​ ) 2. ​ ​place​ ​the​ ​printer​ ​on​ ​a​ ​fla...

  • Page 3

    About​ ​the​ ​author josef ​​prusa​​ ​(born​ ​feb​ ​23​ rd , ​ ​1990)​ ​became​ ​interested​ ​in​ ​the​ ​3d​ ​printing​ ​phenomenon​ ​before joining ​ ​the​ ​prague’s​ ​university​ ​of​ ​economics​ ​in​ ​2009​ ​-​ ​at​ ​first​ ​it​ ​was​ ​a​ ​hobby,​ ​a​ ​new technology ​ ​open​ ​to​ ​changes​ ​and​...

  • Page 4

    Table​ ​of​ ​contents about ​​the​​author ​3 table ​​of​​contents ​4 2 ​​product​​details ​6 3 ​​introduction ​6 4 ​​original​​prusa​​i3​​mk2s​​printer ​8 5 ​​original​​prusa​​i3​​mk2s​​printer​​kit ​9 6 ​​first​​steps ​10 6.1 ​ ​printer​ ​unpacking​ ​and​ ​proper​ ​handling ​10 6.2 ​ ​printer​ ​ass...

  • Page 5

    7.3.1.2 ​ ​0.25mm​ ​nozzle ​33 8 ​​advanced​​calibration ​33 8.1 ​ ​pid​ ​tuning​ ​for​ ​hotend​ ​(optional) ​33 8.2 ​ ​pinda​ ​probe​ ​calibration/​ ​temp.​ ​calibration​ ​(experimental/optional) ​34 8.3 ​ ​view​ ​xyz​ ​calibration​ ​details​ ​(optional) ​34 9 ​​printer​​drivers ​37 10 ​​printing​​...

  • Page 6

    2​ ​product​ ​details title: ​ ​original​ ​prusa​ ​i3​ ​mk2s​ ​/​ ​original​ ​prusa​ ​i3​ ​mk2s​ ​(kit),​ ​filament:​ ​1.75​ ​mm manufacturer: ​ ​prusa​ ​research​ ​s.R.O.,​ ​partyzánská​ ​188/7a,​ ​prague,​ ​170​ ​00,​ ​czech​ ​republic contacts: ​ ​phone​ ​+420​ ​222​ ​263​ ​718,​ ​e-mail:​ ​​ inf...

  • Page 7

    3.2​​disclaimer failure ​ ​to​ ​read​ ​the​ ​manual​ ​may​ ​lead​ ​to​ ​personal​ ​injury,​ ​inferior​ ​results​ ​or​ ​damage​ ​to​ ​the​ ​3d printer. ​ ​always​ ​ensure​ ​that​ ​anyone​ ​who​ ​operates​ ​the​ ​3d​ ​printer​ ​knows​ ​and​ ​understands​ ​the contents ​ ​of​ ​the​ ​manual.​ ​we​ ​can​...

  • Page 8

    4​ ​original​ ​prusa​ ​i3​ ​mk2s​ ​printer unlike ​ ​the​ ​​printer​​ ​kit,​ ​it’s​ ​completely​ ​assembled​ ​and​ ​almost​ ​ready​ ​to​ ​​print​.​ ​after​ ​plugging​ ​in and ​ ​running​ ​the​ ​necessary​ ​calibration​ ​you,​ ​can​ ​​print​​ ​a​ ​3d​ ​object​ ​in​ ​the​ ​matter​ ​of​ ​minutes after ...

  • Page 9

    5​ ​original​ ​prusa​ ​i3​ ​mk2s​ ​printer​ ​kit original ​ ​prusa​ ​i3​ ​mk2s​ ​kit​ ​is​ ​pictured​ ​in​ ​p​ict​.​ ​2.​ ​​detailed​​ ​information​ ​and​ ​assembly description ​ ​can​ ​be​ ​found​ ​in​ ​chapter​ ​​ 6.2 ​ ​printer​ ​assembly​ . ​ ​we​ ​offer​ ​the​ ​​support​​ ​for users ​ ​who​ ​pu...

  • Page 10

    6​ ​first​ ​steps 6.1​​printer​​unpacking​​and​​proper​​handling holding ​ ​the​ ​upper​ ​frame,​ ​take​ ​the​ ​printer​ ​and​ ​pull​ ​it​ ​out​ ​from​ ​the​ ​box.​ ​be​ ​careful​ ​when handling ​ ​the​ ​​printer​​ ​not​ ​to​ ​damage​ ​the​ ​electronics​ ​and​ ​thus​ ​the​ ​​proper​​ ​​printer​​ ​fu...

  • Page 11

    6.2​​printer​​assembly with ​ ​original​ ​prusa​ ​i3​ ​mk2s​ ​​printer​​ ​kit​ ​we​ ​suggest​ ​to​ ​follow​ ​the​ ​guidelines​ ​and assemble ​ ​the​ ​kit​ ​according​ ​to​ ​the​ ​the​ ​​online​​ ​manual​ ​at​ ​​ manual.Prusa3d.Com . ​ ​(​online manual ​ ​is​ ​available​ ​in​ ​several​ ​languages​ ​o...

  • Page 12

    There ​ ​are​ ​few​ ​special​ ​occasions​ ​where​ ​you​ ​will​ ​need​ ​to​ ​redo​ ​the​ ​calibration​ ​or​ ​part​ ​of​ ​it. ● firmware ​​update​​ ​-​ ​complete​ ​guide​ ​is​ ​in​ ​the​ ​chapter​ ​​ 11.8 ​ ​updating​ ​printer​ ​firmware​ . 6.3.9. ​ ​first​ ​layer​ ​calibration​ ​ ​needs​ ​to​ ​be​ ​r...

  • Page 13

    Unscented ​ ​paper​ ​towel​ ​and​ ​wipe​ ​the​ ​print​ ​surface.​ ​the​ ​bed​ ​should​ ​be​ ​cleaned​ ​while​ ​cold​ ​for the ​ ​best​ ​results​ ​but​ ​it​ ​can​ ​also​ ​be​ ​cleaned​ ​when​ ​already​ ​preheated​ ​for​ ​pla,​ ​just​ ​be​ ​careful not ​ ​to​ ​touch​ ​the​ ​bed​ ​surface​ ​or​ ​the​ ​...

  • Page 14

    Initiating ​ ​this​ ​routine​ ​performs​ ​a​ ​series​ ​of​ ​tests.​ ​the​ ​progress​ ​and​ ​results​ ​of​ ​each​ ​step​ ​are displayed ​ ​on​ ​the​ ​lcd.​ ​in​ ​case​ ​of​ ​errors​ ​found,​ ​the​ ​selftest​ ​is​ ​interrupted​ ​and​ ​the​ ​reason​ ​for error ​ ​is​ ​shown​ ​to​ ​guide​ ​users​ ​in​ ​...

  • Page 15

    The ​ ​belt​ ​pulley​ ​is​ ​loose​ ​and​ ​slips​ ​on​ ​the​ ​motor​ ​shaft.​ ​it​ ​is​ ​important​ ​to​ ​tighten​ ​the​ ​first grub ​ ​screw​ ​on​ ​the​ ​flat​ ​piece​ ​of​ ​shaft,​ ​then​ ​continue​ ​with​ ​the​ ​second​ ​grub​ ​screw. 6.3.5​​calibrate​​xyz​​​ (kit​​only) the ​ ​original​ ​prusa​ ​...

  • Page 16

    Is ​ ​perfectly​ ​horizontal,​ ​2)​ ​the​ ​print​ ​nozzle​ ​is​ ​in​ ​a​ ​known​ ​distance​ ​from​ ​the​ ​print​ ​bed.​ ​in​ ​case the ​ ​z​ ​carriage​ ​did​ ​​not​​​touch​ ​the​ ​end​ ​stoppers,​ ​the​ ​printer​ ​could​ ​not​ ​possibly​ ​know​ ​the​ ​height of ​ ​the​ ​print​ ​nozzle​ ​above​ ​the​...

  • Page 17

    5) xyz ​​calibration​​all​​right.​​a​​skew​​will​​be​​corrected​​automatically. You ​ ​may​ ​consider​ ​to​ ​re-align​ ​the​ ​x/y​ ​axes​ ​(as​ ​described​ ​in​ ​the​ ​chapter​ ​​ 6.3.5.1​​y axis​​alignment​ )​.​ ​still​ ​the​ ​firmware​ ​will​ ​correct​ ​the​ ​skew​ ​during​ ​normal​ ​printing​ ​an...

  • Page 18

    This ​ ​is​ ​a​ ​safety​ ​check​ ​to​ ​avoid​ ​the​ ​nozzle​ ​to​ ​crash​ ​into​ ​the​ ​print​ ​bed​ ​if​ ​the​ ​pinda sensor ​ ​stops​ ​working​ ​or​ ​something​ ​goes​ ​wrong​ ​with​ ​the​ ​printer​ ​mechanics​ ​(for example, ​ ​a​ ​pulley​ ​slips).​ ​this​ ​safety​ ​check​ ​may​ ​be​ ​triggered​ ...

  • Page 19

    6.3.5.1​​y​​axis​​alignment​​(kit​​only) for ​ ​autocalibration​ ​to​ ​work​ ​properly,​ ​it​ ​is​ ​extremely​ ​important​ ​for​ ​the​ ​y​ ​axis​ ​to​ ​be perpendicular ​ ​to​ ​the​ ​x​ ​axis.​ ​this​ ​can​ ​be​ ​easily​ ​checked​ ​by​ ​looking​ ​at​ ​the​ ​printer from ​ ​the​ ​top​ ​and​ ​visually...

  • Page 20

    Please ​ ​make​ ​sure​ ​you​ ​really​ ​move​ ​the​ ​z​ ​carriage​ ​up​ ​to​ ​the​ ​end​ ​stoppers​ ​until​ ​you​ ​hear​ ​a rattling ​ ​sound​ ​as​ ​the​ ​z​ ​stepper​ ​motors​ ​skip​ ​steps.​ ​this​ ​procedure​ ​ensures,​ ​that​ ​1)​ ​the​ ​x​ ​axis is ​ ​perfectly​ ​horizontal,​ ​2)​ ​the​ ​print​ ...

  • Page 21

    6.3.8​​loading​​the​​filament​​into​​the​​extruder ● you ​ ​need​ ​to​ ​​preheat​​ ​the​ ​​nozzle​​ ​before​ ​inserting​ ​the​ ​​filament​​ ​(and​ ​the​ ​bed​ ​too​ ​if​ ​you like ​ ​to​ ​​print​​ ​right​ ​away).​ ​the​ ​temperature​ ​depends​ ​on​ ​the​ ​​material​​ ​used.​ ​detailed information ​ ...

  • Page 22

    6.3.8.1​ ​unloading​ ​the​ ​filament similar ​ ​procedure​ ​to​ ​the​ ​loading​ ​operation.​ ​​preheat​​ ​the​ ​nozzle​ ​for​ ​material​ ​you​ ​used​ ​last time ​ ​(pre​ ​assembled​ ​printers​ ​are​ ​shipped​ ​with​ ​pla).​ ​wait​ ​for​ ​temperatures​ ​to​ ​stabilize​ ​and use ​ ​​unload​​filament​​...

  • Page 23

    Observe ​ ​the​ ​line​ ​which​ ​is​ ​being​ ​extruded​ ​on​ ​the​ ​print​ ​surface.​ ​go​ ​to​ ​the​ ​lcd​ ​menu​ ​and choose ​ ​the​ ​​live​​adjust​​z​​ ​option.​ ​a​ ​new​ ​menu​ ​will​ ​show​ ​up​ ​where​ ​you​ ​can​ ​tune​ ​the​ ​nozzle height ​ ​live​ ​during​ ​the​ ​test​ ​print.​ ​the​ ​point...

  • Page 24: Now

    Pict. ​​9​​-​​perfect​​prusa​​logo​​first​​layer 6.3.10.2 ​ ​check​ ​probe​ ​height​​ ​(kit​ ​only) if ​ ​the​ ​first​ ​layer​ ​seems​ ​inconsistent​ ​between​ ​multiple​ ​prints,​ ​the​ ​probe​ ​might​ ​be too ​ ​high.​ ​lower​ ​it​ ​slightly.​ ​loosen​ ​the​ ​two​ ​screws​ ​on​ ​the​ ​probe​ ​hold...

  • Page 25

    7​ ​printing ● make ​ ​sure​ ​that​ ​the​ ​​nozzle​​ ​and​ ​the​ ​bed​ ​are​ ​heated​ ​to​ ​the​ ​desired​ ​temperature.​ ​if​ ​you forget ​ ​to​ ​​preheat​​ ​the​ ​​printing​​ ​​nozzle​​ ​and​ ​the​ ​bed​ ​before​ ​​printing,​​ ​the​ ​​printer​​ ​will automatically ​ ​check​ ​the​ ​temperatures​ ​o...

  • Page 26

    If ​ ​your​ ​prints​ ​are​ ​stuck​ ​too​ ​well​ ​and​ ​don’t​ ​want​ ​to​ ​separate,​ ​try​ ​using​ ​a​ ​​dental​​floss​.​ ​slide​ ​a dental ​ ​floss​ ​under​ ​the​ ​corner​ ​of​ ​the​ ​object​ ​which​ ​you​ ​previously​ ​separated​ ​by​ ​the​ ​spatula​ ​a​ ​in saw ​​like​​motion​​ ​gently​ ​separat...

  • Page 27

    Pict. ​​13​​-​​print​​statistics 7.2.2​​silent​​vs.​​hi-power​​mode the ​ ​printer​ ​offers​ ​two​ ​settings​ ​for​ ​motor​ ​power​ ​consumption.​ ​silent​ ​uses​ ​less​ ​current​ ​and makes ​ ​the​ ​printer​ ​quieter,​ ​but​ ​less​ ​powerful.​ ​hi-power​ ​is​ ​great​ ​for​ ​very​ ​large​ ​(over​ ​2...

  • Page 28

    7.2.4​​lcd​​layout items ​​ ​not​ ​mentioned​ ​below​ ​are​ ​not​ ​used​ ​for​ ​the​ ​common​ ​​print​​ ​setup​ ​-​ ​you​ ​should​ ​not change ​ ​any​ ​of​ ​the​ ​unmentioned​ ​​items​​ ​unless​ ​you​ ​are​ ​absolutely​ ​sure​ ​what​ ​you​ ​are doing. ❏ info ​ ​screen ❏ live ​ ​adjust​ ​z​ ​​ (durin...

  • Page 29

    ❏ move ​ ​z ❏ extruder ❏ disable ​ ​steppers ❏ mode ​ ​-​ ​hi​ ​power​ ​/​ ​silent ❏ live ​ ​adjust​ ​z ❏ select ​ ​language ❏ sd ​ ​card​ ​-​ ​normal​ ​/​ ​flashair ❏ calibration ❏ selftest ❏ calibrate ​ ​xyz ❏ calibrate ​ ​z ❏ mesh ​ ​bed​ ​leveling ❏ auto ​ ​home ❏ bed ​ ​level​ ​correction ❏ tem...

  • Page 30

    7.2.5​​print​​speed​​versus​​print​​quality printing ​ ​a​ ​small​ ​object​ ​takes​ ​a​ ​few​ ​minutes,​ ​but​ ​printing​ ​larger​ ​models​ ​is​ ​time​ ​consuming​ ​- there ​ ​are​ ​prints​ ​taking​ ​tens​ ​of​ ​hours.​ ​the​ ​overall​ ​printing​ ​time​ ​can​ ​be​ ​changed​ ​in​ ​different ways. ​ ​...

  • Page 31

    ● connect ​ ​the​ ​​printer​​ ​to​ ​the​ ​computer​ ​with​ ​the​ ​usb​ ​cable. Pict. ​​15​​-​​you​​can​​find​​usb​​port​​here ● choose ​ ​connection​ ​port​ ​in​ ​pronterface​ ​(download​ ​available​ ​with​ ​the​ ​​printer​​ ​drivers, see ​ ​the​ ​chapter​ ​​ 9 ​ ​printer​ ​drivers​ ): ​ ​mac​ ​user...

  • Page 32

    Pict. ​​16​​-​​pronterface 1. Load ​​file​​ ​button​ ​is​ ​used​ ​to​ ​​load​​ ​the​ ​desired​ ​​model​..​ ​​model​​ ​must​ ​be​ ​in​ ​*​.Gcode​​​file format. 2. Choose ​ ​the​ ​port​ ​​printer​​ ​is​ ​connected​ ​to​ ​computer.​ ​(mostly​ ​​/usbmodem ​​ ​for​ ​mac, com1, ​ ​com2,​ ​etc​ ​for​ ​wind...

  • Page 33

    7.3.1.1​​hardened​​steel​​nozzle hardened ​ ​steel​ ​nozzles​ ​are​ ​a​ ​must​ ​for​ ​highly​ ​abrasive​ ​materials.​ ​regular​ ​brass​ ​nozzles​ ​will degrade ​ ​very​ ​quickly​ ​and​ ​lose​ ​their​ ​properties. Most ​ ​of​ ​the​ ​abrasive​ ​materials​ ​are​ ​composites,​ ​plastics​ ​with​ ​somethi...

  • Page 34

    8.2​​pinda​​probe​​calibration/​​temp.​​calibration​​(experimental/optional) it ​​is​​still​​an​​experimental​​feature​​available​​since​​firmware​​version​​3.0.12.​​each​​user​​has​​the option ​​to​​turn​​this​​feature​​on​​and​​off,​​as​​it​​may​​not​​help​​out​​in​​all​​of​​the​​cases.​​once​​you...

  • Page 35

    Pict. ​​17:​​distance​​of​​the​​front​​calibration​​point​​from​​the​​axis​​start.​​ideal​​value​​is​​between​​2 and ​​3​​mm​​but​​everything​​larger​​than​​0.5​​mm​​is​​good​​enough. Pict.18 ​​-​​example​​in​​the​​picture​​-​​moving​​the​​frame​​forward​​on​​the​​y​​axis​​(increasing​​the​​100 mm ​...

  • Page 36

    It ​ ​may​ ​look​ ​that​ ​the​ ​compensations​ ​are​ ​not​ ​that​ ​high​ ​at​ ​the​ ​first​ ​sight.​ ​however,​ ​if​ ​we​ ​take into ​ ​consideration​ ​the​ ​250​ ​mm​ ​x-axis​ ​length,​ ​1.1​ ​mm​ ​is​ ​a​ ​large​ ​margin.​ ​in​ ​order​ ​to​ ​improve your ​ ​axis​ ​perpendicularity,​ ​make​ ​sure​ ...

  • Page 37

    9​ ​printer​ ​drivers latest ​ ​drivers​ ​and​ ​information​ ​can​ ​be​ ​found​ ​at​ ​​ http://www.Prusa3d.Com/drivers/ . Driver ​ ​package​ ​contains​ ​following​ ​settings​ ​and​ ​programs: prusacontrol ​​ ​-​ ​preparing​ ​the​ ​3d​ ​models​ ​to​ ​.Gcode​ ​format​ ​for​ ​printing. Slic3r ​​prusa​​...

  • Page 38

    Models ​:​ ​openscad,​ ​designspark​ ​​mechanical​,​ ​fusion​ ​360°,​ ​blender,​ ​maya,​ ​3ds​ ​max, autocad ​ ​and​ ​many​ ​more… pict. ​​20​​-​​fusion​​360 10.3​​prusacontrol a ​ ​3d​ ​printer​ ​can​ ​print​ ​​almost​ ​​anything.​ ​whether​ ​you’ve​ ​downloaded​ ​3d​ ​models​ ​from​ ​the internet ...

  • Page 39

    Pict. ​​21-​​prusa​​control​​interface 1. Undo/redo ​​ ​buttons​ ​return​ ​changes. 2. Scale ​​ ​button​ ​allows​ ​you​ ​to​ ​scale​ ​with​ ​the​ ​mouse​ ​while​ ​the​ ​model​ ​is​ ​selected. 3. Rotate ​​ ​button​ ​allows​ ​you​ ​to​ ​rotate​ ​with​ ​the​ ​mouse​ ​while​ ​the​ ​model​ ​is​ ​selected...

  • Page 40

    10.4​​slic3r​​prusa​​edition prusacontrol ​ ​is​ ​build​ ​on​ ​top​ ​of​ ​the​ ​​slic3r​​prusa​​edition​​ ​and​ ​hides​ ​all​ ​the​ ​unnecessary clutter ​ ​from​ ​having​ ​all​ ​settings​ ​exposed.​ ​if​ ​you​ ​choose​ ​to​ ​create​ ​your​ ​own​ ​specific​ ​print settings ​ ​or​ ​tweak​ ​material​ ​...

  • Page 41

    10.5​​bundled​​3d​​models we ​ ​asked​ ​couple​ ​known​ ​3d​ ​designers​ ​and​ ​prepared​ ​some​ ​printable​ ​object​ ​for​ ​you​ ​to​ ​print. They ​ ​are​ ​ideal​ ​for​ ​the​ ​first​ ​prints​ ​on​ ​your​ ​new​ ​printer.​ ​stl​ ​and​ ​gcode​ ​files​ ​are​ ​available after ​ ​installing​ ​the​ ​drive...

  • Page 42

    ● then ​ ​go​ ​to​ ​​www.Prusaprinters.Org​​ ​and​ ​choose​ ​​color​ ​print​​ ​in​ ​the​ ​header​ ​menu. ● drag ​ ​the​ ​gcode​ ​to​ ​frame​ ​and​ ​click​ ​on​ ​​add​​change​​​button. ● find ​ ​the​ ​​height​​ ​of​ ​the​ ​layer​ ​where​ ​you​ ​want​ ​to​ ​make​ ​the​ ​color​ ​change.​ ​this​ ​can​ ​...

  • Page 43

    ● raise ​ ​the​ ​z​ ​by​ ​2​ ​mm​ ​and​ ​move​ ​quickly​ ​outside​ ​the​ ​printbed ● unload ​ ​the​ ​current​ ​filament ● you ​ ​will​ ​get​ ​asked​ ​to​ ​insert​ ​the​ ​new​ ​filament.​ ​when​ ​you​ ​do​ ​so​ ​and​ ​continue,​ ​filament will ​ ​be​ ​pulled​ ​into​ ​the​ ​hotend​ ​and​ ​lcd​ ​will​ ...

  • Page 44

    Enforce ​​​support​​ ​option​ ​​(5)​​ ​is​ ​used​ ​mostly​ ​with​ ​small​ ​​models​​ ​or​ ​​models​​ ​with​ ​small​ ​base​ ​to prevent ​ ​the​ ​object​ ​from​ ​breaking​ ​or​ ​tearing​ ​out​ ​from​ ​the​ ​bed. Pict. ​​26​​-​​​print​​​with​​​support​​​menu 10.6.2​​large​​object​​printing another ​ ​s...

  • Page 45

    If ​ ​you​ ​need​ ​to​ ​​print​​ ​an​ ​object​ ​that​ ​doesn’t​ ​fit​ ​the​ ​​printer​,​ ​you​ ​have​ ​to​ ​​cut​ ​the​ ​object​​ ​using slic3r. ​ ​right-click​ ​and​ ​choose​ ​the​ ​​cut ​…​​ ​option​ ​in​ ​menu.​ ​you​ ​can​ ​​cut​​ ​the​ ​object​ ​horizontally​ ​- if ​ ​you​ ​need​ ​to​ ​perform​...

  • Page 46

    11​ ​materials temperatures ​ ​and​ ​the​ ​​heatbed​​ ​treatment​ ​before​ ​​print​​ ​according​ ​to​ ​a​ ​specific​ ​​material​. 11.1​​abs material ​ ​suitable​ ​for​ ​common,​ ​robust​ ​objects. ● nozzle ​​temperature:​​​255​​​​°c ● bed ​​temperature:​​​100​ ​°c.​ ​you​ ​can​ ​set​ ​the​ ​bed​ ​te...

  • Page 47

    11.5​​pp polypropylene ​ ​is​ ​a​ ​flexible​ ​and​ ​resistant​ ​​material​​ ​suitable​ ​for​ ​​printing​​ ​of​ ​the​ ​precise​ ​objects requiring ​ ​the​ ​flexibility,​ ​firmness​ ​and​ ​persistence. ● nozzle ​​temperature:​​​254​ ​°c ● bed ​​temperature:​​​95​ ​-​ ​100​ ​°c. ● heatbed: ​​​the​ ​bes...

  • Page 48

    11.10​​ngen developed ​ ​by​ ​eastman​ ​chemical​ ​company​ ​and​ ​colorfabb,​ ​ngen​ ​offers​ ​increased resistance ​ ​to​ ​heat​ ​as​ ​well​ ​as​ ​dimensional​ ​stability.​ ​material​ ​is​ ​low-odor​ ​and​ ​styrene-free. ● nozzle ​​temperature:​​​240​ ​​ ​°c ● bed ​​temperature:​​​80​ ​-​ ​100​ ​°...

  • Page 49

    12​ ​faq​ ​-​ ​printer​ ​maintenance​ ​and​ ​print​ ​issues 12.1​​regular​​maintenance 12.1.1​​bearings every ​ ​couple​ ​hundred​ ​hours,​ ​the​ ​smooth​ ​rods​ ​should​ ​be​ ​cleaned​ ​with​ ​paper​ ​towel.​ ​then apply ​ ​little​ ​bit​ ​of​ ​general​ ​purpose​ ​machine​ ​oil​ ​on​ ​the​ ​smooth​ ...

  • Page 50

    12.1​​print​​surface​​preparation print ​ ​surface​ ​preparation​ ​is​ ​described​ ​in​ ​​ 6.3.2 ​ ​pei​ ​print​ ​surface​ ​preparation​ ​ ​chapter. 12.2​​clogged​​/​​jammed​​extruder material ​ ​clogged​ ​in​ ​the​ ​extruder​ ​can​ ​cause​ ​problems​ ​with​ ​the​ ​​printing​​ ​or​ ​with​ ​the​ ​​lo...

  • Page 51

    If ​ ​​filament​​ ​is​ ​not​ ​extruded​ ​from​ ​a​ ​​nozzle​​ ​(or​ ​in​ ​very​ ​small​ ​volume),​ ​first​ ​check​ ​the​ ​extruder​ ​fan is ​ ​working​ ​​properly​​ ​and​ ​that​ ​the​ ​temperature​ ​is​ ​set​ ​correctly​ ​(pla​ ​210​ ​°c;​ ​abs​ ​255​ ​°c,​ ​hips 220 ​ ​°c,​ ​pet​ ​240​ ​°c).​ ​also...

  • Page 52

    Pict. ​​30​​-​​​nozzle​​change 52.

  • Page 53

    12.5​​printing​​problems 12.5.1​​layers​​break​​and​​split​​when​​printing​​from​​abs​​material abs ​ ​​material​​ ​has​ ​a​ ​higher​ ​thermal​ ​expansion​ ​than​ ​other​ ​​materials​.​ ​we​ ​suggest​ ​other materials ​​ ​as​ ​pet,​ ​hips​ ​or​ ​pla​ ​when​ ​you​ ​​print​​ ​larger​ ​​models​. 12.5.2...

  • Page 54

    13​ ​faq​ ​-​ ​common​ ​issues​ ​when​ ​assembling​ ​the​ ​printer​ ​kit 13.1​​nozzle/print​​surface​​gap​​is​​greater​​in​​the​​middle​​than​​at​​the corners the ​ ​reason​ ​of​ ​this​ ​issue​ ​isn’t​ ​the​ ​bent​ ​printer​ ​surface​ ​or​ ​bed​ ​but​ ​a​ ​distorted​ ​y-axis.​ ​we suggest ​ ​to​ ​re...

  • Page 55

    13.2​​printer​​stops​​printing​​soon​​after​​start extruder ​ ​is​ ​likely​ ​overheated.​ ​make​ ​sure​ ​the​ ​​nozzle​​ ​fan​ ​is​ ​working​ ​​properly​.​ ​if​ ​not,​ ​please inspect ​ ​its​ ​connection​ ​according​ ​to​ ​the​ ​assembly​ ​manual. Pict. ​​32​​-​​​proper​​​wiring​​of​​the​​connectors...

  • Page 56

    13.4​​loose​​x-​​and/or​​y-axis​​belts check ​ ​if​ ​both​ ​belts​ ​are​ ​​properly​​ ​tightened,​ ​loose​ ​belts​ ​would​ ​cause​ ​a​ ​​printer​​ ​malfunction​ ​and prevent ​ ​​proper​​ ​​printing​.​ ​the​ ​easiest​ ​way​ ​to​ ​check​ ​is​ ​​printing​​ ​a​ ​round​ ​object​ ​-​ ​if​ ​any​ ​of​ ​the ...

  • Page 57

    13.5​​detached​​cables​​to​​the​​heatbed do ​ ​not​ ​forget​ ​to​ ​use​ ​a​ ​spiral​ ​wrap​ ​on​ ​​heatbed​​ ​​cables​​ ​and​ ​attach​ ​the​ ​​cables​​ ​​properly​​ ​so​ ​they won’t ​ ​restrict​ ​movement​ ​during​ ​printing. Pict. ​​35​​-​​​cables​​​to​​be​​wrapped​​in​​a​​spiral​​wrap 57.

  • Page 58

    Print​ ​and​ ​share! Do​ ​not​ ​forget​ ​to​ ​tag​ ​your​ ​prints​ ​with​ ​#prusai3mk2 while​ ​sharing​ ​so​ ​we​ ​can​ ​find,​ ​pin​ ​and​ ​showcase​ ​them with​ ​our http://www.Prusa3d.Com/original-prusa-i3-prints/ happy printing :) 58.