Ricoh A151, Field Service Manual

Page: 90 / 397

5.3 REGULAR PM PROCEDURE
Make a copy of OS-A4 test chart at manual
image density level 4.
1. Clean the mirrors, lens and reflectors by using
silicone cloth, cotton pad with water, or blower
brush.
2. Clean the exposure glass with alcohol or water.
3. Inspect the exposure lamp.
4. Clean the scanner guide rail with dry cloth.
5. Clean the magnification guide rail with dry
cloth.
6. Replace the platen cover sheet.
Note: After removing the drum, wrap the drum in
clean sheets of paper to protect it.
1. Clean the ID sensor with blower brush.
2. Clean the pick-off pawl.
3. Clean the quenching lamp and erase lamp unit
with dry cloth.
4. Clean the end blocks, casing and transfer
guide plate with water or dry cloth.
5. Replace the corona wires and wire cleaner.
6. Clean the grid plate with blower brush.
1. Empty used toner tank.
2. Clean the cleaning seal.
3. Replace the cleaning blade.
Note: Apply setting powder to the surface and
edge of the new cleaning blade.
1. Make a Copy
2. Optics (every 80 K)
3. Around Drum
(every 80 K)
Replace the grid
plate (every 160 K)
4. Cleaning Unit
(every 80 K)
Every 80 K
Every 160 K
A151/A152 4-34 FSM