Canon ImageRunner iR8500 Series, Руководство по обслуживанию, Страница: 621 / 1122

Chapter 13
13-29
If normal temperature/
low humidity, every
400,000 pages.
Grid wire (Primary) Clean Replace
Shielding plate Clean Clean If high temperature/
humidity, every
250,000,pages.
Electrode Clean Clean If high temperature/
humidity, every
250,000,pages.
Photosensitive
drum Photosensitive drum Clean Clean with alcohol and
drum cleaning powder
(CK-0429).
Electrode for stop ring
(drum heater) Clean
Lubricate Clean the following
with alcohol; then,
apply FY9-6008 to the
dust-collecting brush:
- Electrode of slip
spring
- Wall surface of
protrusion (electrode)
- Dust-collection brush
Developing
assembly Developing cylinder Check
Developing roll Clean
Cleaner Side scraper Clean
Toner receptacle
(rear/front) Clean
Magnet roller Clean
Fixing
assembly Inlet guide Clean
Web Check
Oil receptacle Clean
Thermistor Check Replace
Sub thermistor Replace
Thermal switch Replace
Scanner
sensor Sensor Clean If high temperature/
humidity, every
250,000 pages.
Prism Clean If high temperature/
humidity, every
250,000 pages.
Waste toner
collecting
assembly Waste toner case Check Check and dispose of
the toner as necessary.
Pickup/
feeding
assembly Transfer guide Clean
Registration roller
(upper, lower) Clean
Feeding belt Clean
Feeding rollers Clean
Duplex
assembly Duplex horizontal
registration sensor Clean
Duplex roller Clean
Service interval
Unit Location installation every every Remarks
500,000
1,000,000