Printrbot Simple Metal start gcode

gistfile1.txt

Found in this post: https://www.reddit.com/r/PrintrBot/comments/3jm8bc/start_gcode_does_not_extrudeandmove_but_the_code/
Use this to reset, center, and auto-extrudea small bit before printing.


G90                         ; Explicitly force absolute positioning in case it was not reset previously.
G28                         ; Home all axes.
G29                         ; Auto-level the bed.
G0 X0 Y0 Z0.15 F9000        ; Move to the front-left part of the bed.
M109 S{print_temperature}   ; Set and wait for extruder temperature.
G92 E0                      ; Zero the extruder.
G1 X40 E25 F500             ; Extrude a fat line of filament to prime and clean the nozzle.
G92 E0                      ; Zero the extruder.
G1 E-1 F500                 ; Retract 1 mm.
G1 X80 F9000                ; Sweep right to cut any strings.
G1 Z0.3                     ; Raise the tip a little and begin printing.