Ricoh SP5 Series Service Manual page 317

June 30, 1998
6.5.10 TONEER OUTPUT AND RECYCLING PUMP UNIT
REPLACEMENT
[B]
A229R565.WMF
NOTE: Before starting the procedure, remove the drum unit and the transfer
belt unit to prevent toner from dropping into the machine.
1. Turn off the main switch.
2. Remove the rear cover and fly wheel. (Refer to Development Motor
Replacement.)
3. Lower the I/O Board (4 screws).
4. Remove the spring [A].
5. Remove the toner recycling clutch bracket [C] (3 screws, 1 connector)
NOTE: When reinstalling the bracket [C], put the pin on the stopper [D] into the
cutout in the clutch.
6. Remove the timing belt [B] from the drum motor’s pulley.
7. Remove the bushing [E].
NOTE: Be careful not to drop the bushing.
8. Remove the by-pass feed motor. (Refer to By-pass Feed Motor/Clutch
Replacement.)
9. Release the toner recycling tube [F] from the pump unit.
NOTE: When turning the end of the tube downwards, prevent the toner in it
from dropping into the machine.
10. Release the air tube [G].
11. Remove the toner output and recycling pump unit [H] (2 screws, 1 pin
connectors).
NOTE: The lower part of the pin (push lock) drops easily.
[E]
[D]
[C]
[A]
6-45
DRUM UNIT
[G]
[H]
[F]
A229R567.WMF