Before printing

• level print bad using ruler
• calibrate extruder

M501 - read settings from eeprom

extrude 6 * 5 mm

590 * 30 / 33 = 536

M92 E536
M500

power cycle

M501 verify

Circle problems

This draws horizontal line instead of arc on our PrintrBot+

;G28 ; home all axes
G90 ; use absolute coordinates
G21 ; set units to millimeters



;G1 X61.628 Y34.350
G1 X58.424 Y32.410
G1 X54.886 Y31.118
G1 X51.195 Y30.536
G1 X47.418 Y30.669
G1 X43.512 Y31.608
G1 X40.118 Y33.186




M104 S0 ; turn off temperature
;G28 X0  ; home X axis
M84     ; disable motors

parts to print

http://www.thingiverse.com/dpavlin/favorites

Printrbot + Upgrades X-bridge, Extruder Mount, Y-Clips...

• http://www.thingiverse.com/thing:31012
• http://polakiumengineering.org/?p=1905 (including description and shop!)

FreeCAD models

• glass_holder.fcstd

glass on printerbed

• screws and nuts: http://www.printrbottalk.com/forum/viewtopic.php?f=21&t=1614&p=12374&hilit=glass#p12350
• printable glass clips: http://www.thingiverse.com/search?q=printrbot+glass&sa=Search
• 3mm glass - http://www.thingiverse.com/thing:24807
• 4mm/3.75mm glass - http://www.thingiverse.com/thing:25659
• http://www.thingiverse.com/thing:22429
• Easily Adjustable Printrbot Glass Clips http://www.thingiverse.com/thing:27269
• Printrbot LC+ Heated Bed Clips Side & Front http://www.thingiverse.com/thing:26947
• use existing outer holes http://www.thingiverse.com/thing:29658

fan mount for printing ABS

http://www.thingiverse.com/thing:24545

Z-Axis Stabiliser Ends

• needs rod - http://www.thingiverse.com/thing:23663
• Top Joiner - Plastic Cross Beam http://www.thingiverse.com/thing:33322
• threaded rod - http://www.thingiverse.com/thing:23038

Y-Axis

• Printrbot + y axis belt bracket tensioner http://www.thingiverse.com/thing:26213

bad leveling

• Spring Loaded Bed Leveling System http://www.thingiverse.com/thing:27720
• below printbed, requires modification to y belt
• Longer Y Axis Belt Clips http://www.thingiverse.com/thing:29496
• Y Bar End w/ Nut Trap (10/20mm, 13mm y-belt clip) http://www.thingiverse.com/thing:26840
• Printrbot LC Plus Adjustable bed leveling nut lock http://www.thingiverse.com/thing:27395

extruder

• Extruder Measurement Tool http://www.thingiverse.com/thing:29566
• Short Printrbot extruder gear (fishbone) http://www.thingiverse.com/thing:28870
• GoPro camera Nema 17 attachment http://www.thingiverse.com/thing:32646

filament guide

• http://www.thingiverse.com/thing:24526
• "Bearing" for Printrbot filament guide thingy http://www.thingiverse.com/thing:27634
• http://www.thingiverse.com/thing:27574

printrbot replacement parts

• PrintrPlate - Printrbot Full Build Tray http://www.thingiverse.com/thing:30398
• ExtrudrPlate http://www.thingiverse.com/thing:30787
• Original Printrbot (abdrumm) http://www.thingiverse.com/thing:16990

Forum topics and our issues

poor fit of laser cut parts

http://www.printrbottalk.com/forum/viewtopic.php?f=6&t=1052

(solved with a little bit of force)

bad bearings

http://www.printrbottalk.com/forum/viewtopic.php?f=6&t=1383

WIP: ordering replacement

hot extruder motor

http://www.printrbottalk.com/forum/viewtopic.php?f=15&t=1688

WIP: print spur gears http://www.thingiverse.com/thing:26243

z stop badly aligned

http://www.printrbottalk.com/forum/viewtopic.php?f=70&t=1711#p12886

bed leveling with ruler

http://www.printrbottalk.com/forum/viewtopic.php?f=29&t=662

vertical rods issue

http://www.printrbottalk.com/forum/viewtopic.php?f=6&t=1615

WIP: print Printrbot LC+ Z-nut Keeper http://www.thingiverse.com/thing:29608

Useful forum topics

• PrintrBot parts http://www.printrbottalk.com/forum/viewtopic.php?f=72&t=418
• Printing Surfaces http://www.printrbottalk.com/forum/viewtopic.php?f=16&t=453&p=12198