M999 ; clear errors G21 ; set units to millimeters G90 ; use absolute coordinates M82 ; use absolute distances for extrusion T1 ; use 2st extruder M104 S230 ; get 2nd extruder tempening up G92 X0 Y0 Z0 E0 ; Set cords to zero T0 ; activate first extruder G92 E0 ; set E to 0 M104 S230 ; set second extruder nozzle to 230C M106 S255 ; turn on ze fanz G4 S5 ; wait 5 sec M107 ; turn off ze fans T0 ; activate first extruder T0 ; "" M109 S230 ; set first extruder nozzle to 230C and wait for it to reach temp M106 S0 ; turn off ze fanz G1 E100 F90 ; move extruder 1 100mm M109 S230 ; wait before detemping T1 ; change extruder T1 ; "" M109 S230 ; set second extruder nozzle to 230C and wait G92 E0 ; G1 E100 F90 ; move extruder 1 100mm G1 E90 F90 G1 E100 F90 G4 S1 M109 S230 ; wait for extrusion before detempening M104 S0 ; Turn off 2nd extruder T0 ; switch to 1st extruder M104 S0 ; M84