Printrbot Setup Gcode 20190104

; Setup and Teardown GCode for Printrbot Simple Metal

; Start GCode
G90
G28 X0 Y0                   ; Home X and Y
G92 E0                      ; Zero the extruder
G29                         ; Auto-level the bed.
G0 X0 Y0 Z0.25 F8000        ; Move to the front-left part of the bed.
G92 E0                      ; Zero the extruder.
G1 X30 E15 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 F8000                ; Sweep right to cut any strings.
G1 Z0.5                     ; Raise the tip a little and begin printing.

;End GCode
M104 S0                     ;extruder heater off
M140 S0                     ;heated bed heater off (if you have it)
G91                                    ;relative positioning
G1 E-1 F300                            ;retract the filament a bit before lifting the nozzle, to release some of the pressure
G1 Z+0.5 E-5 X-20 Y-20 F{travel_speed} ;move Z up a bit and retract filament even more
G28 X0 Y0                              ;move X/Y to min endstops, so the head is out of the way
M84                         ;steppers off
G90                         ;absolute positioning
;{profile_string}