Canon iR8500 Service Manual page 388

No. Step
5 Clean the optical path:
• No. 1/2/3 mirror
• Dust-proofing glass
• Contact glass for stream
reading (iR7200)
• Scanner reflecting plate
• Standard white plate
6 Clean the scanner:
• Scanner cable
• Scanner rail
7 Clean the waste toner collection
case.
8 Clean the filters:
• Ozone filter
• Dust-proofing filter
9 Clean the developing assembly:
• Developing assembly member
10 Clean the pickup/feeding
assembly:
• Transfer guide (upper/lower)
plate
• Registration roller (upper/lower)
• Feeding belt
• Feeding rollers
11 Clean the fixing/delivery
assembly:
• Separation claw (upper/lower)
• Feeding rollers
• Inlet guide
• Web (check)
• Web oil pan
• Thermistor
• Sub thermistor
• Thermal switch
COPYRIGHT© 2001 CANON INC.
CHAPTER 5 MAINTENANCE AND INSPECTION
Check the wire for tension.
Clean the slide portion, and
apply silicone oil (FY9-
6011).
If more than 50% of the
waste toner is full, dispose of
the waste toner in a plastic
bag; or, replace the waste
toner collection case.
Clean the developing assem-
bly member.
T05-300-02
2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001
Checks Remarks
Use a blower brush; if the
dirt is appreciable, use alco-
hol.
Check the scanner cable only
at the first 250,000 copies.
Remove the dust collecting
on the filter surface.
5-11