- Remove the left cover (Printer models: Left Cover, MF models: Left Cover).
 - Remove the main board (Main Board).
 - For MF models, remove the main board bracket (FCU (Only for Fax Models)).
 - Remove the harness guide plate [A].

 Remove the main motor [A].


When re-installing the harness guide plate, first set the stopper of the relay clutch [A] over the projection.

Make sure that the stoppers of the clutches are set over the projections on the harness guide plate.