Canon Color imageRUNNER C4580 Service Manual - page 575
Chapter 15
15-5
15.3.2 Scheduled Servicing (Reader Unit)
Do not use solvents or oils that are not indicated herein.
T-15-3
Points to Note About Scheduled Servicing
Unless otherwise specifically mentioned, use lint-free paper and alcohol for cleaning.
- If you used solvent for cleaning, be sure that the solvent has completely dried before mounting the part back
to the machine.
- Unless specifically mentioned, do not use a wet (moist) cloth for cleaning.
- See to it that scheduled servicing and replacement are conducted as indicated.
F-15-3
Unit name
Location
Cleaning
Remarks
Optical path
Scanner rail
clean
if dirt is appreciable
Copyboard glassÅiInside and outside sideÅj
clean
if dirt is appreciable
No. 1 through No. 3 mirrors
clean
if dirt is appreciable
Original reflecting plate
clean
if dirt is appreciable
Original size sensor
clean
if dirt is appreciable
Lens
clean
if dirt is appreciable
ADF reader glassÅiInside and outside sideÅj
clean
if dirt is appreciable
Scanning lamp
Dry wipe with lint-free paper.
Lens
Use a blower brush.
Clean the face/back and white plate.
Scanner rail
Lubricate.
Copyboard glass
Face-down
delivery roller 1
No. 1 through No. 3 mirror
Use a blower brush; if dirt
cannot be removed, dry wipe
with lint-free paper.
Reflecting plate
Clean with a blower brush.
Original size sensor
Use a blower brush.
Note: Unless otherwise indicated and for guides coming into
contact with paper, use lint-free paper and alcohol.