Canon CLC 1120 Service Manual page 611

CHAPTER 13 TROUBLESHOOTING
Cause
Developing
assembly, cleaner
assembly, transfer
drum cleaner
assembly
Fixing assembly
Delivery
assembly, external
static eliminator/
separation
charging
assembly
13-84
COPYRIGHT © 1999 CANON INC.
Step Checks
12 Is the transfer drum sheet soiled
with toner or fixing oil?
13 Is the take-up mechanism of the
cleaning belt for the fixing
assembly normal? Is the cleaning
performance of the upper/lower
roller normal?
Yes/No
YES
NO
YES
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Action
1. Check the
photosensitive drum
cleaning assembly or
the No. 2 cleaning
assembly (ends) for
leakage of toner.
2. Is the transfer drum
cleaner locked/
unlocked properly,
and does the brush
rotate?
1. Check the take-up
mechanism of the
cleaning belt.
2. Clean the upper roller
and the lower roller.
3. Clean the oil blade.
4. Clean the contact
face used for
applying oil.
5. Clean the fixing
assembly guide.
6. Clean the oil
removing blade.
1. Clean the delivery
roller and the
external static
eliminator/separation
charging assembly.
2. If the separation claw
is soiled with toner,
change the stroke of
the transfer sheet
push-up solenoid.