Removing The Drum Unit - Canon imageRUNNER 330 Service Manual

CHAPTER 6 IMAGE FORMATION SYSTEM
A. Drum Unit

1. Removing the Drum Unit

1) Open the front door.
2) Release the feeding assembly.
3) Release the developing assembly.
4) Remove the screw [1].
5) Pull the drum unit [2] slowly to the front.
Figure 6-400
Caution:
1. Take care not to damage he photosensitive
drum.
2. The photosensitive drum is extremely
sensitive to light. Exposure to room
light can lead to white spots or black
bands.
6-24
COPYRIGHT © 1999 CANON INC. CANON imageRUNNER 400/330 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
2. Cleaning
If the surface of the photosensitive drum
is soiled, wipe it with a flannel cloth coated
with toner. (Do not use paper, lint-free or
otherwise.)
Caution:
Do not dry wipe, or do not use solvent.
Do not use cleaning powder.
[2]
3. When Replacing the Drum Unit
When replacing the drum unit, fill out the
[1]
label (figure 6-401) with the date and the
counter reading; attach the label to the front
cover of the new drum unit, and perform the
Image Adjustment Basic Procedure.
date
After replacing the drum unit, be sure to
clean the fixing separation claws (upper,
lower).
œ t fl date J E ^ [ counter ı l
Datum note
compteur. Zahler
Figure 6-401
notes
Notiz