Canon imageRUNNER ADVANCE C5255, Service Manual, Page: 437 / 1443

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Parts Replacement and Cleaning > Image Formation System > Removing the Primary Transfer Roller (Bk) > Procedure
Parts Replacement and Cleaning > Image Formation System > Removing the Primary Transfer Roller (Bk) > Procedure
Removing the Primary Transfer Roller (Bk)
■ 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) Remove the ITB Unit.(Refer to page 4-105)
4) Remove the ITB Cleaning Unit.(Refer to page 4-109)
5) Remove the ITB.(Refer to page 4-113)
■
Procedure
CAUTION:
Do not touch the surface of Drive Roller, Secondary Transfer Inner Roller and Primary
Transfer Roller as it may cause the image failure.
1) Pull out the pin, and make the Secondary Transfer Inner Roller Unit straight.
2) Install the pin removed in step 1 to the original position.
3) Remove the ITB Unit from the ITB Cover and place it onto the paper in the position where
the roller is placed upside.
• 2 claws
Paper
ITB unit
ITB cover
Claws
x2
4) While holding the front bushing, pinch the claw and remove the Disengagement/
Engagement Arm.
Stopper Bushing
F-4-150
F-4-151
F-4-152