METAL X PRINTER USER GUIDE
64
2.
While the metal nozzle is hot, use the torque wrench to carefully remove it from the print head. Set the old
nozzle aside, taking care not to touch the hot nozzle with your bare hands.
3.
Remove the print head cover by sliding it up and then away from the print head, off its locating features.
4.
While pressing down on the front release arm, use the thin metal purge rod to carefully push all the way
through the inlet tube, idler wheel assembly, and outlet tube, and out throughout the opening on the
underside of the print head.
Do not remove the purge rod at this time.
5.
Power down the printer with the purge rod still passing through the material pathway, then remove the
purge rod.
6.
Inspect the idler wheel in the extruder mechanism within the print head and verify that it is free of
material.