TM 9-2350-256-10
Table 2-1. PMCS-Continued.
Location
Crewmember
Not Fully
Item
Item to
Mission
No.
Interval
Check/
Procedure
Capable if:
Service
53
Weekly
M24/
Release elevation
Cont.
M24A1 IR
adjustment lever (1)
Periscope
allowing clamp to pivot.
Night
Loosen jamnut (2) and
Check
thumbscrew (3). Position
periscope (4) in hatch
holder (5) and push up to
lock. Ensure periscope is
locked before releasing it.
Tighten thumbscrew until
clamp is firmly in detent.
Tighten jamnut.
Pull elevation adjustment
lever forward to lock
periscope.
2-88