Canon ImageRunner iR8500 Series Service Manual page 612

Chapter 13
No.
5
6
7
8
9
10
11
12
13
14
15
16
17
Check to make sure that the grounding is correct. Otherwise, possible leakage will not turn on the leakage breaker.
18
19
20
13.3.2 Scheduled Service Chart
/ iR8070
13-20
Work
Clean the optical assembly:
- No. 1/2/3 mirror
- Dust-proof glass
- Reflecting plate
- Standard white plate
Check the scanner system:
- Scanner cable
- Scanner rail
Check the waste toner case.
Clean the filters:
- Ozone filter
- Dust-proof filter
Clean the developing assembly:
- Developing assembly roll
Clean the pickup feeding assembly:
- Transfer guide (upper, lower) plate
- Registration roller (upper, lower)
- Feeding belt
- Feeding rollers
- Scanner sensor cleaning
(prism)
Clean the fixing/delivery assembly:
- Separation claw (upper, lower)
- Feed rollers
- Inlet guide
- Web (check)
- Web oil receptacle
- Thermistor
- Sub thermistor
- Thermal switch
Clean the cleaner assembly:
- Side scraper
Clean the duplex assembly:
- Duplex horizontal registration
sensor
Clean the copyboard glass.
Make test copies.
Make sample copies.
Press the leakage breaker test switch
to make sure that it operates normally.
Thereafter, turn off the power switch,
and shift the lever to the ON side;
then, turn on the power switch.
Put the sample copies into order, and
clean up the area around the machine.
Record the last counter readings.
Fill out the Service Book, and report
to the person in charge.
T-13-11
Checks
Check the tension of the cable.
Clean the sliding areas, and apply
silicone oil (FY9-6011).
If the case is more than half full,
dispose of the toner in a plastic bag.
Or, replace the case.
Clean the developing assembly roll.
With the power switch set to ON
and, in addition, the lever [1] of the
leakage breaker in ON state, press
the test switch. If normal, the lever
should flip to the OFF side, cutting
the power. (Pay attention to its
orientation when replacing it.) If
you have replaced the leakage
breaker, be sure to make this check.
Be user to describe the check on the
leakage breaker in the Service
Book.
Remarks
Clean with a blower brush; if
dirt cannot be removed, use
alcohol.
Check the scanner cable only
after making the first 250,000
pages.
Remove the dust from the filter
surface.
Clean with an air blower or dry
wipe. (Do not use solvent.)
[1]
0008-8467