Ricoh FT4460, Service Manual, Page: 255 / 413

2.9 DEVELOPER SHIFT CLUTCH LUBRICATION
21 April 1989
2. Lower the main PCB [A].
3. Remove the AC drive board [B].
4. Remove the bracket [C].
5. Remove the manual feed sensor connector and paper feed relay board.
6. Remove the screws securing the DC harness guide [D].
7. Remove the harness and the optical fiber [E] from the clamp hole, and
remove the bracket [F] (4 screws).
8. Open the manual feed table, or it will interfere with the removal of the
switching solenoid bracket [G].
9. Remove the development unit change solenoid 2P connector [H] and
remove the development unit change solenoid bracket [G] (3 screws).
10. Remove the development pressurizing spring [H].
11. Release the tension [I] of the main chain [J].
12. Remove the development switching drive gear [K], planetary gear [L] and
sprocket [M].
CAUTION: Do not drop the planetary gear [L] inside the machine.
13. Lubricate clutch spring [N] with MT78 and reassemble.
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