{
    "name": "Bambu Lab H2S 0.4 nozzle template change_filament_gcode",
    "instantiation": "false",
    "change_filament_gcode": ";===== machine: H2S filament_change =====\n;===== date: 2026/01/28 =====\n\nM993 A2 B2 C2 ; nozzle cam detection allow status save.\nM993 A0 B0 C0 ; nozzle cam detection not allowed.\n\n{if (filament_type[next_extruder] == \"PLA\") ||  (filament_type[next_extruder] == \"PETG\")\n ||  (filament_type[next_extruder] == \"PLA-CF\")  ||  (filament_type[next_extruder] == \"PETG-CF\")}\nM1015.4 S1 K0 ;disable E air printing detect\n{else}\nM1015.4 S0 ; disable E air printing detect\n{endif}\n\nM620 S[next_extruder]A\nM1002 gcode_claim_action : 4\nM204 S9000\n\nG1 Z{max_layer_z + 3.0} F1200\n\nM400\nM106 P1 S0\nM106 P2 S0\n\n{if toolchange_count == 2}\n; get travel path for change filament\n;M620.1 X[travel_point_1_x] Y[travel_point_1_y] F21000 P0\n;M620.1 X[travel_point_2_x] Y[travel_point_2_y] F21000 P1\n;M620.1 X[travel_point_3_x] Y[travel_point_3_y] F21000 P2\n{endif}\n\nM620.10 A0 F{flush_volumetric_speeds[current_extruder]/2.4053*60*0.8} L[flush_length] H{nozzle_diameter[current_extruder]} T{flush_temperatures[current_extruder]} P[old_filament_temp] S1\nM620.10 A1 F{flush_volumetric_speeds[next_extruder]/2.4053*60*0.8} L[flush_length] H{nozzle_diameter[next_extruder]} T{flush_temperatures[next_extruder]} P[new_filament_temp] S1\n\n{if long_retraction_when_cut}\nM620.11 P1 I[current_extruder] E-{retraction_distance_when_cut} F{max((flush_volumetric_speeds[current_extruder]/2.4053*60), 200)}\n{else}\nM620.11 P0 I[current_extruder] E0\n{endif}\n\n\n{if filament_type[current_extruder] == \"TPU\" || filament_type[next_extruder] == \"TPU\"}\nM620.11 H2 C331\n{else}\nM620.11 H0\n{endif}\n\nM620.15 C{new_filament_temp - filament_cooling_before_tower[next_extruder]}\n\nT[next_extruder]\n\n\n; VFLUSH_START\n\n{if flush_length>41.5}\n;VG1 E41.5 F{min(old_filament_e_feedrate,new_filament_e_feedrate)}\n;VG1 E{flush_length-41.5} F{new_filament_e_feedrate}\n{else}\n;VG1 E{flush_length} F{min(old_filament_e_feedrate,new_filament_e_feedrate)}\n{endif}\n\nSYNC T{ceil(flush_length / 125) * 5}\n\n; VFLUSH_END\n\nM1002 set_filament_type:{filament_type[next_extruder]}\n\nM400\nM83\n{if next_extruder < 255}\n\nM620.10 R{retract_length_toolchange[filament_map[next_extruder]-1]}\nM628 S0\n;VM109 S[new_filament_temp]\n\nM629\nM400\n\n;prime_tower_interface\n{if is_prime_tower_interface && filament_tower_interface_purge_volume !=0}\nG150.1\nM620.13 W0 L{filament_tower_interface_purge_volume} T{filament_tower_interface_print_temp} R0.0\n{endif}\n;prime_tower_interface\n\nM983.3 F{filament_max_volumetric_speed[next_extruder]/2.4} A0.4 R{retract_length_toolchange[filament_map[next_extruder]-1]}\n\nM400\n{if wipe_avoid_perimeter}\nG1 Y320 F30000\nG1 X{wipe_avoid_pos_x} F30000\n{endif}\nG1 Y295 F30000\nG1 Y265 F18000\nG1 Z{max_layer_z + 3.0} F3000\n{if layer_z <= (initial_layer_print_height + 0.001)}\nM204 S[initial_layer_acceleration]\n{else}\nM204 S[default_acceleration]\n{endif}\n{else}\nG1 X[x_after_toolchange] Y[y_after_toolchange] Z[z_after_toolchange] F12000\n{endif}\nM621 S[next_extruder]A\n\nM622.1 S0 ;for prev version, default skip\nM1002 judge_flag powerloss_resume_flag\nM622 J1\nM983.3 F{filament_max_volumetric_speed[next_extruder]/2.4} A0.4 R{retract_length_toolchange[filament_map[next_extruder]-1]}\nM400\n{if wipe_avoid_perimeter}\nG1 Y320 F30000\nG1 X{wipe_avoid_pos_x} F30000\n{endif}\nG1 Y295 F30000\nG1 Y265 F18000\nG1 Z{max_layer_z + 3.0} F3000\n{if layer_z <= (initial_layer_print_height + 0.001)}\nM204 S[initial_layer_acceleration]\n{else}\nM204 S[default_acceleration]\n{endif}\nM1002 set_flag powerloss_resume_flag=0\nM623\n\nM993 A3 B3 C3 ; nozzle cam detection allow status restore.\n\n{if (filament_type[next_extruder] == \"PLA\") ||  (filament_type[next_extruder] == \"PETG\")\n ||  (filament_type[next_extruder] == \"PLA-CF\")  ||  (filament_type[next_extruder] == \"PETG-CF\")}\nM1015.4 S1 K1 H[nozzle_diameter] ;enable E air printing detect\n{else}\nM1015.4 S0 ; disable E air printing detect\n{endif}\n\nM620.6 I[next_extruder] W1 ;enable ams air printing detect\nM1002 gcode_claim_action : 0\n"
}