FujiFilm PROFECT CS Service Manual page 590

7.
Remove the cam and half-clutch spur gear.
u NOTE u
The inner member of the half-clutch spur gear may pop out. If the inner member
pops out, push it back where it was. If the inner member is removed, it may
cause trouble or failure.
011-202-08E
09.30.2009 FM5540
CR-IR 363 Service Manual
MC-101
MC-101