Canon imageRUNNER ADVANCE C5255, Service Manual, Page: 455 / 1443

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Parts Replacement and Cleaning > Image Formation System > Removing the Drum Unit > Procedure
Parts Replacement and Cleaning > Image Formation System > Removing the Drum Unit > Procedure
5) Turn the ITB Pressure Release Lever in the left direction to apply the pressure.
CAUTION:
When applying the pressure of ITB Pressure Release Lever, make sure that the
protrusion of grip is aligned with the lower triangle mark of plate.
6) Install the ITB Cover and tighten the 2 loosened screws.
7) Close the Front Cover.
8) Close the Right Upper Cover.
9) Close the Right Lower Cover.
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Removing the Drum Unit
■ Preparations
1) Open the Front Cover, Right Lower Cover and Right Upper Cover.(Refer to page 4-104)
2) Remove the ITB Cover.(Refer to page 4-104)
3) Pull out the Process Unit.(Refer to page 4-131)
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Procedure
CAUTION:
Do not touch the drum surface.
1)Hold the grip with both hands, and pull it out vertically.
CAUTION:
When removing the Drum Unit, do not pull it out from one handle.
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