TM 9-2350-261-10
Table 2-1. Preventive Maintenance Checks and Services for Model M113A2 FOV
Location
Item Interval
Item to
Crewmember
Not Fully Mission
No.
Check/
Procedure
Capable If:
Service
CAUTION
64 Weekly
Peri-
scope
Direct
sunlight or
(M19)
large amounts of light
will damage the M19
Continued
periscope.
a. Check periscope for dam-
age. Make sure periscope
Inoperative and no
operates properly.
other night sight
available.
Make sure you can see
through periscope.
b. Make sure MASTER
SWITCH and I.R.
I
POWER switch are in
OFF position.
Change 2 2-125