ARMY TM 9-1240-379-34
MARINE CORPS TM 04332A-34
2-8. PRISM CELLMAINTENANCE INSTRUCTIONS. (cont)
DISASSEMBLY
WARNING
Detent plunger is under spring
tension. Be careful when
removing or injury may result.
Remove retaining ring (1) from detent
1
plunger (2) while pressing a screwdriver
blade against detent plunger to release
spring tension. Remove detent plunger
and helical compression spring (3).
Remove two machine screws (4) and
2
machine key (5), assembled with catch
strike (6), from elbow assembly (7).
Remove machine screw (8) and
3
separate catch strike (6) from machine
key (5).
Remove two screw thread inserts (9),
4
only if necessary for replacement. Refer
to TM 9-254.
INSPECTION/CLEANING/REPAIR
I
4
Clean optical surfaces in accordance
Inspect all parts for wear or
1
w i t h TM 9-254.
2
5
Replace any damaged, broken, or miss-
Check machine screws for worn or
damaged threads. Clean dirt and grime
ing parts. See TM 9-1240-379-34P.
from all threads.
Inspect helical compression spring for
3
breaks.
2-46
