Cleaner Unit; Lower Feeding Assembly - Canon ImageRunner 600 Service Manual

CHAPTER 13 TROUBLESHOOTING
5

Cleaner Unit

Cause Step
Transfer/
separation
charging
assembly,
Pre-transfer
charging
assembly
Separation claw
(cleaner unit)
Copy paper
High-voltage
transformer, DC
controller PCB
6

Lower Feeding Assembly

Cause Step
Lower feeding
middle clutch
(CL16), Lower
feeding right
clutch (CL17)
Pre-confluence
sensor (PS14),
Post-confluence
sensor (PS15)
13-122
COPYRIGHT © 1999 CANON INC.
1 Is the transfer/separation charging
assembly and the pre-transfer charging
assembly fitted securely?
2 Is the height of the charging wire as
indicated?
3 Is the separation claw under the cleaner
unit damaged?
4 Try paper of a type recommended by
Canon.
1 Is the lower feeding assembly set
correctly?
2 Is the roller inside the lower feeding
assembly rotating?
3 Are the pre-confluence sensor (PS14) and
the post-confluence sensor (PS15)
normal?
Checks
Checks
CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.
Yes/No Action
NO Fit the transfer/
separation charging
assembly securely.
NO Adjust the height of the
charging wire.
YES Replace the separation
claw.
YES Advise the user to use
recommended paper.
NO 1. Check the high-
voltage transformer.
2. Check the DC
controller PCB.
Yes/No Action
NO Set the assembly
correctly.
NO Replace CL16 or
CL17.
NO Replace PS14 or PS15.