M104 S0 ; turn off hotend/extruder heater M140 S0 ; turn off bed heater G91 ; set to relative positioning G1 E-2 F300 ; retract the filament a bit before lifting the nozzle to release some of the pressure G1 Z1 ; raise Z 1mm from current position G1 E-2 F300 ; retract filament even more G90 ; set to absolute positioning G1 X20 ; move X axis close to tower but hopefully far enough to keep the fan from rattling G1 Y120 ; move bed forward for easier part removal M84 ; disable motors