
pg. 159
Symptom
Poor paper alignment while printing booklet in saddle stitch due to the broken tension spring
(Booklet Finisher-D1/Booklet Finisher-F1)
[Inspected by Canon Inc. ]
Description
Poor paper alignment while printing booklet in saddle stitch occurred.
Cause
As the tension spring[2] of the edge stopper unit[1] is broken, the balance between upper/lower stopper is
lost, and then paper does not stop at the proper position. The photo shown below is the broken tension
spring[2].
Field remedy
Prepare the tension spring (FU8-2272) to replace according to the steps below:
1) Open the front cover of the finisher, and pull out the saddle unit[1] about 20cm.