; free duplicate mode tools
;
M83 				; relative extruder movement
G1 E-2 F3600 		; retract 2mm
M106 S0				; turn off our print cooling fan
G91					; relative axis movement
G1 Z3 F500			; up 3mm
G90					; absolute axis movement
G28 X U				; home the X and U carriages
G1 Z-3 F500			; return Z ?