Charge Roller And Cleaning Roller - Ricoh B291 Service Manual

PHOTOCONDUCTOR UNIT (PCU)

3.11.4 CHARGE ROLLER AND CLEANING ROLLER

[D]
[E]
1. Remove the drum. (! 3.11.2)
2. Two snap rings [A] (# x 2).
3. Push charge roller holder [B] toward the front of the PCU and remove the
spring [C].
4. Charge roller [D].
NOTE: Disengage the charge roller on the right side to remove. Try to avoid
touching the charge roller.
5. Cleaning roller [E].
NOTE: Disengage the cleaning roller on the left to remove.
6. After replacing the charge roller and cleaning roller, check the value of SP2001
001. If it is not at the standard value (1500 V), set SP2001 001 to –1500 V.
NOTE: If this is not done, the carrier will be attracted to the drum because the
charge roller voltage will be too high.
CAUTION: After re-assembly make sure that the front spring of the movable
cleaning blade is re-attached to the
B291/B295/B296/B297
CÓPIA NÃO CONTROLADA
3-34
CÓPIA NÃO CONTROLADA
B195R937.WMF
[C]
', (
position. (!3.11.2)
[B]
[A]
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