thingiverse
this i made for multi color print.i used this video where it is explained to pause the printer for filament change
https://www.youtube.com/watch?v=yFzlJB0XbNE
this is the GCODE:
;Filament change code below. Specify layer to swap filament. Print will pause and you can change filament, click LCD button to resume print.
;{REPLACE "; layer" "M117 Layer"}; show layer number and Z height on LCD
;{REPLACE " Z = " " Z="}; make room on LCD for text
;{REPLACE "\nM117 Layer 51, Z=" "\nG1 X10 Y5\nM300 S1000 P1000\nM0\nM117 Layer 51, Z="}; pause at layer, move head, play sound
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