Ricoh A085, Manual

Page: 450 / 617

5.2 EXPLANATION OF REGULAR PM
Item Explanation
Optics Unit
Mirrors, Lens,
Reflector, Exposure
Glass, Platen Cover
Stains on any part of the optics unit result in black
lines or areas of decreased sharpness on the copy
image. Periodic cleaning is required. The exposure
glass and the platen cover must also be cleaned. If
stains on the platen cover cannot be removed, it must
be replaced.
Exposure Lamp
Deterioration of the exposure lamp affects the copy
image. Check the lamp at regular intervals and
replace if discolored.
Ozone Filter
When an ozone filter deteriorates, ozone produced in
the copier well not be absorbed causing headaches
irritations, or other discomforts. Replace at regular
intervals.
Paper Feed,
Registration
Paper Feed Roller,
Pick-up Roller,
Separation Roller
Friction Pad Ass’y
Bottom Plate Pad
This machine uses paper trays and LCT for paper
feeding. If paper dust adheres to the paper feed roller,
friction pad ass’y and bottom plate pads are worn out,
paper may not feed correctly and/or skewing may
result. Cleaning or replacement is required at regular
intervals.
Registration Roller
A dirty registration roller can cause paper to register
incorrectly, skew, or jam. Cleaning is required at
regular intervals.
Transport Transfer Guide Plate
If the transfer guide plate is dirty, the back side of the
copy may become dirty. Clean the plate at regular
intervals.
Service
Tables
12 February 1992 PREVENTIVE MAINTENANCE SCHEDULE
4-47