Canon iR7086 Series Service Manual page 488

Chapter 13
Unit name
Scanner
Optical assembly
Charging assembly
Photosensitive drum
Developing assembly
Cleaner
Fixing assembly
13-6
Location Maintenance intervals
upon installation
dust filter
(FM1, FM3, FM10, FM501,
FM502 (other than iR7086);
front cover)
scanner cable
scanner rail
No. 1 to No. 3 mirrors
Dust-proof glass
Reflecting plate
Standard white plate
charging wire (primary) clean
charging wire (transfer/ clean
separation)
charging wire clean
(pre-transfer)
grid wire (primary) clean
charging assembly shielding clean
plates
roller electrode clean
pre-transfer exposure LED clean
photosensitive drum
electrode of stop ring for drum
heater
developing cylinder inspect
developing roll
side scraper
toner receptacle (rear, front)
toner supply mouth
magnet roller plate
inlet guide
web inspect
oil receptacle
thermistor
Remarks
every 500,000 every 1,000,000
prints prints
clean Remove the dust from the filter surface.
inspect
adjust
clean silicone oil
lubricate S-20 (FY9-6011)
clean
clean
clean
clean
replace If high temperature/humidity, every
250,000 prints.
replace If high temperature/humidity, every
250,000 prints.
replace If high temperature/humidity, every
250,000 prints.
If normal temperature/low humidity,
every 400,000 prints.
replace
clean If high temperature/humidity, every
250,000 prints.
clean If high temperature/humidity, every
250,000 prints.
clean 200 V machine only
clean Use alcohol and drum cleaning powder
(CK-0429).
clean Clean the following using alcohol, and
lubricate apply FY9-6008 on the charge
collecting brush:
- electrode of slip ring
- wall surface of protrusion on
electrode
- charge colleting brush
clean
clean
clean
clean
clean
clean
Take up at time of installation.
clean
replace