working temperatures are 260 degrees first layer ABS 255 degrees normal work, 220 degrees first layer PVA 215 degrees normal work
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Double extruder Prefix
; [mm] mode
G21
; absolute mode
G90
; Begin start procedure
; home all axes
G28
M140 S<BED> ; Riscalda piano
M104 T<ext+0> S<TEMP> ; Riscalda EXT 1 sinistro
M104 T<ext+1> S<TEMP> ; Riscalda EXT 1 destro
; Purge extruder 0 by drawing 2 lines
T0
; Riscalda e attendi il raggiungimento TEMP. EXT sinistro
M109 T<ext+0> S<TEMP>
; reset extruder
G92 E0
; move z down little to prevent scratching of surface
G0 Z30 F3000
; move to start-line position
G0 X20.0 Y201 Z30 F3000.0
G0 Z0.4 F3000.0
; draw 1st line
G1 X200.0 Y201 Z0.3 F1500.0 E15
; move to side a little
G1 X200.0 Y200.7 Z0.3 F3000.0
; draw 2nd line
G1 X20.0 Y200.7 Z0.3 F1500.0 E30
; retract filament 1.5mm
G1 E28.5 F3000
; temp down
M104 T<ext+0>
; reset extruder
G92 E0
; done purging extruder 0
; Purge extruder 1 by drawing 2 lines
T1
; Riscalda e attendi il raggiungimento TEMP. EXT destro
M109 T<ext+1> S<TEMP>
; reset extruder
G92 E0
; draw 1st line
G1 X200.0 Y200.4 Z0.3 F1500.0 E15
; move to side a little
G1 X200.0 Y200.1 Z0.3 F3000.0
; draw 2nd line
G1 X20.0 Y200.1 Z0.3 F1500.0 E30
G1 E28.5 F3000
; retract filament 1.5mm
G92 E0
; start fan
M106 S0
; temp down
M104 T<ext+1>