Printrbot Start / End GCODE

README.md

This is the start and end GCODE I use with my modified Printrbot Simple Metal. The Purge Line GCODE in the start.gcode file may be useful elsewhere.

end.gcode

;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}

settings_advanced.png

settings_basic.png

start.gcode

;Basic settings: Layer height: {layer_height} Walls: {wall_thickness} Fill: {fill_density}
;Print time: {print_time}
;Filament used: {filament_amount}m {filament_weight}g
;Filament cost: {filament_cost}
;M190 S{print_bed_temperature} ;Uncomment to add your own bed temperature line
;M109 S{print_temperature} ;Uncomment to add your own temperature line
G21                     ; metric values
G90                     ; absolute positioning
M82                     ; set extruder to absolute mode
M107                    ; start with the fan off
G28 X0 Y0               ; XY Home
G28 Z0                  ; Z Home
G1 Z5                   ; Raise Z 5mm
G1 X150 Y0 F1500        ; Move to 150,150 (fast)
G1 Z0.5 F{travel_speed}   ; Lower Z head
G92 E0                  ; zero the extruded length
G1 X0 F800 E25          ; Print purge line
G92 E0                  ; zero the extruded length (again)
G1 F{travel_speed}      ; sets default travel speed
;Put printing message on LCD screen
M117 Printing...