Olympus OM-1 Repair Manual page 159

CC-CA8788G
[Wrench)
To be mounted onto Q-0009M (Diam. 6mm Holder) and used
for mounting or dismounting CA8788 (Gear).
KC-CA 8408 G Distance between the Fresnel surface of CA8702 (Plate) and
(Positioning Tool) the L pin, and its measurement.
(1) Place CA8702 upside down on the measuring stage, with
its Fresnel surface pressed against the stage,
(2) Set the A surface of the stage at the O position on the
dial gauge.
(3) Slightly move the measuring stage, measure the height
of the L pin and take the reading of the difference,
which should be within O-^^mm. (5.5340*05)