Canon CLC 1130, Service Manual

Page: 222 / 965

COPYRIGHT © 2002 CANON INC. CANON CLC1100/1130/1150/1160/1180 REV.2 FEB. 2002 PRINTED IN JAPAN (IMPRIME AU JAPON)
6-57
CHAPTER 6 IMAGE FORMATION SYSTEM
3. When Replacing the
Photosensitive Drum
When installing a new photosensitive
drum, perform the following:
1) Mount the new photosensitive drum.
2) Mount the primary charging assembly,
post-cleaning charging assembly,
photosensitive drum cleaner assembly,
and developing assembly.
3) Coat the No. 2 blade of the black toner
concentration sensor assembly with drum
cleaner lubricant (TKN-0480) in an even
layer.
4) Coat the blade of the photosensitive drum
cleaner assembly with drum cleaner
lubricant (TKN-0480) in an even layer.
Figure 6-614a
Lot No. label
(front of copier)
Larger area of pale yellow
Smaller area of pale yellow
(rear of copier)
The photosensitive drum
has a specific orientation;
be sure to orient it as
shown in Figure 6-614a
when replacing it, or
minute white or black dots
may occur.
5) Clean the black toner concentration sensor, use a flannel cloth, moistened with and then well
wrung. Mount the sensor.
The reason for using water is to remove charges from the sensor window of the
black toner concentration sensor. (The presence of charges can attract toner to
the sensor window)
After cleaning the sensor window with water, do NOT leave droplets of water
on it, also do NOT dry wipe it.
· if CLC1140/1160/1180
Clean the black toner concentration sensor and the gradation sensor, use a flannel cloth,
moistened with and then well wrung. Mount the sensor.
The reason for using water is to remove charges from the sensor window of the
black toner concentration sensor and the gradation sensor. (The presence of
charges can attract toner to the sensor window)
After cleaning the sensor window with water, do NOT leave droplets of water on
it, also do NOT dry wipe it.
Execute 'auto gradation correction' in user mode if you have removed the
gradation sensor for cleaning.