Ricoh FT5535 Service Manual page 479

CUSTOMER SERVICE GROUP
BULLETIN NUMBER:
APPLICABLE MODEL: FT4027/4527/5035/5535/4022/4522
SUBJECT: PADDLE ROLLER BUSHINGS WEARING OUT
SYMPTOM:
Developer leakage from the Paddle Roller Bushings in the Development Unit.
CAUSE:
The V-ring on the Paddle Roller is out of position.
Paddle Roller
V-ring
must touch
the Plate
SOLUTION:
Replace the Bushings and V-rings on the Paddle Roller.
Paddle Roller Replacement Procedure
1. Remove Development Unit.
2. Remove the Toner Hopper from the Development Unit.
3. Remove the three (3) seals [A] and the one seal [B] from the Development Unit.
4. Remove the Entrance Seal Assembly [C], 2 screws [D].
5. Remove the Side Bracket [E], 2 screws [F].
TECHNICAL SERVICE BULLETIN
4027/4527/5035/5535/4022/4522 - 036
V-ring
Metal Developer leakage
Bushing
Plate
[OK]
V-ring
[NG]
06/13/97
Continued...