Canon imageRUNNER C1335 Series, Service Manual

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Disassembly/Assembly > Image Formation System > Removing the Drum Unit (Y/M/C/Bk) > Procedure
Disassembly/Assembly > Image Formation System > Removing the Drum Unit (Y/M/C/Bk) > Procedure
CAUTION:
Touching the drum part [A] of the Drum Unit may cause finger oil to be attached on the
drum.This makes the finger oil on the drum to be attached to toner, causing the risk of
soiled image.
For this reason, be careful not to touch the drum part [A] when handling the Drum Unit.
[A]
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CAUTION:
Exposing the Drum Unit to light for a long time may cause deterioration in sensitivity.
Therefore, be sure to block light to the drum part [A] using paper [1] when removing the
Drum Unit from the host machine.
[1]
[A]
[A]
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1) Remove the Drum Cartridge [1].
[1]
[1]
CAUTION:Handling of the Drum Unit at replacement
If a Drum Unit is vertically or horizontally kept for a long time, starter will be fixed in the
Developing Assembly in the unit. As a result, starter in the Developing Assembly does
not circulate, and image failure may occur.
When replacing the Drum Unit to a new one, be sure to loosen starter in the Developing
Assembly by shaking the unit approx. 10 to 12 times as shown in the figure below
before installing it to the host machine.
10~12
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