Canon imageCLASS MF3110 Service Manual - Page 126
Cleaning
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Chapter 4ޓRunning H/F 5 4.4 Cleaning 4.4.1 Items Requiring Cleaning 0007-6484 Work by User T-4-2 Item Intervals 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 Cassette separation pad Feed roller Transfer charging roller Static eliminator Paper feed guide Fixing entrance guide Fixing film Fixing pressure roller When paper pickup performance has lowered When paper separation performance has lowered When paper feed performance has lowered When the back of paper tends to become soiled; or, when a white spot appears in the images at intervals of about 46 mm When dots appear in images When the back of paper tends to become soiled When paper tends to become soiled; when a black line appears vertically at irregular intervals; when paper jams; when paper wrinkles When images tend to become soiled at intervals of about 57 mm When the back of paper shows traces at intervals of about 64 mm; when fixing faults occur; when paper jams; when paper wrinkles Before starting cleaning work, be sure to turn off the power and disconnect the power plug to avoid fires and electric shocks. 4-4