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Parameters

• Pn Tool number (optional, supported in RRF 3.01 and later only)
• Snnn positive length to retract, in mm
• Rnnn positive or negative additional length to un-retract, in mm, default zero
• Fnnn retraction feedrate, in mm/min
• Tnnn feedrate for un-retraction if different from retraction, mm/min (RepRapFirmware 1.16 and later only)
• Znnn additional zlift/hop

Example

• M207 S4.0 F2400 Z0.075

Sets the retract length used by the G10 and G11 firmware retraction and reprime commands. In RRF 3.01 and later, if a P parameter is provided then only the retraction parameters for the specified tool will be set. In other cases, the new retraction parameters will apply to all tools.