Canon Perfect Binder A1 Troubleshooting Manual page 153

[Service work]
Prepare 2 sheets of the rotation sheet, and c heck the condition of the stack rotation assembly. When the rotation sheet is peeling,
re-stick the new type rotation sheet following the steps below. Clean the surface to be stuck with lint-free paper moistened with
alcohol before the sticking. (There are 2 rotation sheets, check them and replace the peeling sheet.)
<< Procedure>>
1) Detach the rear cover.
- 6 screws
2) Open front (left /right) covers.
3) While holding the front cover (Left), remove the upper/lower hinges to remove the front cover (Left). Pull the hinge in the
direction of arrow while pushing the black lever to remove the hinge.
4) Detach the front (right) cover in the same manner.
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