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@@ -8587,23 +8587,32 @@ Sigma_Exit:
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### M702 - Unload filament <a href="https://reprap.org/wiki/G-code#M702:_Unload_filament">G32: Undock Z Probe sled</a>
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#### Usage
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- M702 [ C ]
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+ M702 [ U | Z ]
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#### Parameters
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- - `C` - Unload just current filament
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- - without any parameters unload all filaments
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+ - `U` - Retract distance for removal (manual reload). Default value is 0.
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+ - `Z` - Move the Z axis by this distance. Default value MIN_Z_FOR_UNLOAD.
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*/
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- case 702:
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- {
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- if (code_seen('C')) {
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- if(MMU2::mmu2.Enabled()) MMU2::mmu2.unload(); //! if "C" unload current filament; if mmu is not present no action is performed
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- }
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- else {
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- if(MMU2::mmu2.Enabled()) MMU2::mmu2.unload(); //! unload current filament
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- else unload_filament();
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- }
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- }
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- break;
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+ case 702:
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+ {
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+ // TODO: Implement U parameter
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+
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+ if (code_seen('Z'))
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+ {
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+ float z_target = code_value();
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+ raise_z_above(z_target, false);
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+ } else {
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+ raise_z_above(MIN_Z_FOR_UNLOAD, false);
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+ }
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+
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+ if (MMU2::mmu2.Enabled())
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+ {
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+ MMU2::mmu2.unload();
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+ } else {
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+ unload_filament();
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+ }
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+ }
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+ break;
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/*!
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### M704 - Load to MMU
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