Olympus OM-1 Repair Manual page 72

D-6
How to reassemble CA8836 (Gear):
Let one end of CA8851 (Spring) engage on to the tooth
of CA8836 (Gear) on the side indicated by the arrow.
With film winding mechanism locked, release the
shutter by CA8595 (Lever), reassemble it as shown
below.
CA8828
i CA8836
CA8851
(Removal of Governor)
9) Remove PSK2 x 2SO and PSK1.4 x 2SO on (the governor).
Then will come off:
G30 (Governor)
XCA8609 (Lever)
CA8611 (Spring)
Caution: Pay attention to XCA8610 (Shaft). Assemble
CA8609 while the film advance mechanism
is charged.
http://oly mpus lemcntia.org/Hardware