ARMY TM 9-1240-379-34
MARINE CORPS TM 04332A-34
20
Remove four machine screws (29) and
spring pin (30), only if necessary for
replacement.
INSPECTION/CLEANING/REPAIR
1
Inspect optical components for chips,
Clean all traces of sealing compound
6
from purging valve stem hole.
cracks, or damage that may interfere
with operation of the tank periscope.
Clean optical surfaces in accordance
7
2
Check threaded components for
w i t h TM 9-254.
damaged threads.
Replace any damaged, broken, or miss-
8
3
Check general condition of image
ing parts. See TM 9-1240-379-34P.
intensifier.
The eyepiece assembly is a repairable
9
4
assembly. Refer to page 2-47.
Check that valve core is free of
corrosion.
Inspect valve cap strap for tears.
5
2-41
