TM 9-2350-261-29-1
Table 2-1. Unit Level Preventive Maintenance Checks and Services for M113A2 FOV
Item Interval Item To
Procedure
Not Mission
No.
Be
Inspected
Capable If:
77
Semi-
Batteries
WARNING
Annual
B a t t e r y p o s t s a n d
cables
touched by metal objects ca n
short circuit and bum or injure
you. Use caution when you work
with tools or other metal objects.
Do not wear jewelry when yo u
work on electrical system. Elec-
trical current can bum you. Re-
move battery ground lead before
you start task (page 13-2).
Clean batteries and battery box (page
13-20 or 13-22).
Replace batteries that leak, have
cracked cases, or burned post (page
13-16 or 13-18).
Any leaks, loose,
damaged, cracked,
broken or missing
battery or hard-
ware.
Check and record specific gravity of
each cell (see TM 9-6140-200-14).
Specific gravity is
not within set stan-
dards.
Tropical Electrolyte
1.180-1.225
Temp Electrolyte
1.225-1.280
2 - 1 0 0 C h a n g e 3