ARMY TM 9-1240-379-34
MARINE CORPS TM 04332A-34
2-6. OPTICAL CELL ASSEMBLYMAINTENANCE INSTRUCTIONS.
THIS TASK COVERS:
b . Inspection/cleaning/repair
M32 and M32C tank periscope
Tools and Special Tools
Helicoil insert and tool kit (4131-04-1)
Instrument and fire control shop equip-
ment (SC 4931-95-CL-A07)
Instrument and fire control system repair
shop equipment (SC 4931-95-CL-A09)
moved from tank periscope
Artist's brush (item 3, app B)
Detent plunger is under spring
tension. Be careful when
removing or injury may result.
1 Remove retaining ring (1) from detent
plunger (2) while pressing a screwdriver
blade against detent plunger to release
spring tension. Remove detent plunger
(2) and helical spring (3) from optical
cell assembly (4).
2 Remove two machine screws (5) and
remove machine key (6) and body
assembly bracket (7).
3 Remove machine screw (8) to separate
body assembly bracket (7) from
machine key (6).
4 Remove two screw thread inserts (9)
only if necessary for replacement. Refer
t o TM 9-254.