Developer - Ricoh K-C1 Service Manual

20 February, 2001

3.6.7 DEVELOPER

[A]
[B]
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1. PCU (☛ 3.6.1)
2. Tap the top of the PCU with a screwdriver at eight evenly spaced locations (two
or three taps at each spot) so as knock the recycled toner down into the
development section.
3. Set the PCU back into the mainframe.
4. Turn the main power on. Then open and close the door and wait for the
machine to rotate the development roller for 10 seconds. Then open and close
the door two more times, so that total rotation time is 30 seconds.
5. Remove the PCU again.
6. Separate the developer section from the OPC drum section (☛ 3.6.4, step 2).
7. Remove the top part [A] of the development unit (! x 5), then place your finger
under the front-side flap [B] and push out so that the flap pops off the peg.
8. Set the coupling [C] back onto the shaft, tilt the development roller [D] upward
as shown, and turn the coupling (and shaft) in the direction of the arrow [E] to
remove developer from the roller.
9. Turn the bottom part [F] of the developer unit over and rotate the gears to
remove the developer.
10. Load new developer. (☛ 1.2.3, step 5)
11. After reinstalling, run SP2-214 to reinitialize the TD sensor.
NOTE: 1) Be sure that there is no toner or developer stuck on any of the gears.
(Clean as necessary with a blower brush, etc.)
2) Be sure to replace the Mylar at the rear side in the correct position. (The
Mylar protects the gears at the rear side from falling toner).
[F]
3-25
PCU SECTION
[D]
[E]
[C]
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