Q3224A TRIMMER SECTION [1] Replacing the Upper and Lower Knives (5) Remove the three screws to detach the roller cover. (6) Disconnect the relay connector (CN418) and release the wiring harness from cable clamps. (7) Remove the two screws at the front and the two screws at the back to remove the entrance con- veyance roller unit. Caution: 1. Be sure to unplug the power cords of the out let. 2. Trimming knives (upper and lower) are used in this machine. Be extremely careful in handling these knives. a. Procedure (1) Open the front door and conveyance door. (2) Remove the four screws to detach the top cover.
engine, and this machine from the wall 1 Roller cover Relay connector (CN418) Cable clamps Wiring harness Top cover Screws Screws 3 DIS./ASSEMBLY Screws Screws Entrance conveyance driven roller unit (8) Remove the E-ring and bearing at the front and the E-ring and bearing at the back to remove the trimmer section entrance driven roller. Front door Conveyance door 1 (3) Remove the securing screw of cable clamp which holds the power cable, then unplug the the power plug. (4) Loosen the three lower screws, then remove the three upper screws to detach the rear cover.
Trimmer section entrance driven roller Upper screws E-rings (front and back) Bearings (front and back) Lower screws (loosen) Front door 3-1