Corona Current Adjustment; Corona Current Adjustment Preparation - Ricoh FT7770 Service Manual

30
April, '89

CORONA CURRENT ADJUSTMENT

1.

Corona Current Adjustment Preparation

a) Drum (Refer to "Drum Replacement".)
b) Transfer/separation corona unit
c) Pre-transfer corona unit
d) Development unit (Refer to "Development Unit Removal".)
e) Upper Seal [A] (2 screws) (Do not touch the brush.)
f) Pick-off pawls
g) Drum heater (Refer to "Drum Thermoswitch and Heater".)
h) Drum heater harness with the bracket [B] (1 screw and 1 connector)
i) Lower left cover (2 screws).
3. Disconnect the main motor connector [C].
4. Clean all corona units including the corona wires.
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