Ricoh FT5535 Service Manual page 111

Rev. 7/95
5.2 REGULAR PM PROCEDURE
1. Make a Copy
2. Optics (every 100 or
120 k)
3. Around the Drum
(every 100 or 120 k)
Replace the
pick-off pawls
(every 200/240k).
FT5535/4527/4522
Every 120k (A153/A155/A156),
or 100k (A157/A159/A160)
Every 240k (A153/A155/A156),
or 200k (A157/A159/A160)
Make a copy of an OS-A3 test chart at manual
image density level 4.
1. Clean the mirrors, lens, and reflectors with a
soft cloth, cotton pad with water, or a blower
brush.
2. Clean the exposure glass with alcohol or
glass cleaner.
3. Clean the scanner guide rail with a dry cloth.
4. Clean the lens block guide rail with a dry
cloth.
5. Clean the ADS sensor and the original width
and length sensors
6. Inspect the exposure lamp.
7. Clean the toner shield glass and the dust
filter.
1. Remove the drum and clean the ID sensor
with a blower brush.
2. Clean the pick-off pawls.
3. Clean the quenching, erase, and pre-transfer
lamps with a dry cloth. Discharge any static
electricity before putting them back.
4. Put back the drum.
5. Replace the drum charge roller, drum charge
roller cleaner, and drum charge roller
terminal and roller terminal.
4-60 FSM