Canon imageRUNNER C5051 ADVANCE Maintenance Manual page 133

2
Grip the saddle stitcher unit by its handle, and pull it out of the finisher until it stops .
3
Pull the stapler unit of the saddle stitcher unit towards you, and then push it up .
4
Pull out the staple cartridge containing the jammed staples, holding it by its left and right sides .
Saddle Stitcher Unit
Stapler Unit of the
Saddle Stitcher Unit
2-61
Clearing Staple Jams
2