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[BFW-5652] mmu3: skip unloading filament on early abort #4031

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Jun 6, 2024
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[BFW-5652] mmu3: skip unloading filament on early abort #4031

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3 changes: 3 additions & 0 deletions src/common/marlin_server.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -482,6 +482,9 @@ void print_fan_spd() {
/// can do this since this will be only called at the end of the print or when aborting.
/// So it shouldn't overwrite any important gcodes.
void safely_unload_filament_from_nozzle_to_mmu() {
if (MMU2::WhereIsFilament() == MMU2::FilamentState::NOT_PRESENT) {
return; // no filament loaded, nothing to do
}
const auto original_temp = thermalManager.degTargetHotend(active_extruder);
enqueue_gcode("M702 W2");
enqueue_gcode_printf("M104 S%i", original_temp);
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