ARMY TM 9-1240-379-34
MARINE CORPS TM 04332A-34
2-8. PRISM CELLMAINTENANCE INSTRUCTIONS. (cont)
Detent plunger is under spring
tension. Be careful when
removing or injury may result.
Remove retaining ring (1) from detent
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
machine key (5), assembled with catch
strike (6), from elbow assembly (7).
Remove machine screw (8) and
separate catch strike (6) from machine
Remove two screw thread inserts (9),
only if necessary for replacement. Refer
to TM 9-254.
Clean optical surfaces in accordance
Inspect all parts for wear or
w i t h TM 9-254.
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