Canon MF3110 - ImageCLASS Laser Multifunction, Service Manual

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Chapter 4
ޓ
Running H/F 5
4-4
4.4
Cleaning
4.4.1
Items Requiring Cleaning
0007-6484
T-4-2
Before starting cleaning work, be sure to turn off the power and disconnect the power plug to avoid fires and
electric shocks.
Work by Item Intervals
User External covers As needed (when soiled)
Platen glass When smears appear on image scanned from
the platen galss
Rear surface of the platen glass cover When smears appear on image scanned from
the platen galss
Service technician Cassette pickup roller When paper pickup performance has lowered
Cassette separation pad When paper separation performance has
lowered
Feed roller When paper feed performance has lowered
Transfer charging roller When the back of paper tends to become
soiled; or, when a white spot appears in the
images at intervals of about 46 mm
Static eliminator When dots appear in images
Paper feed guide When the back of paper tends to become
soiled
Fixing entrance guide When paper tends to become soiled; when a
black line appears vertically at irregular
intervals; when paper jams; when paper
wrinkles
Fixing film When images tend to become soiled at
intervals of about 57 mm
Fixing pressure roller When the back of paper shows traces at
intervals of about 64 mm; when fixing faults
occur; when paper jams; when paper wrinkles