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Page Title:
Table 1. Unit Preventive Maintenance Checks and Services - continued |
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 TM 9-2320-386-24-1-1
0025 00
Table 1. Unit Preventive Maintenance Checks and Services (Contd).
ITEM TO
EQUIPMENT NOT
ITEM
INTERVAL
CHECK/
READY/AVAILABLE
PROCEDURE
NO.
SERVICE
IF:
15
Semiannually
Cooling
e. Inspect fan (2) for cracks and missing
e. Fan is cracked,
(Contd)
system
or loose rivets and screws. Replace fan (2)
broken, or loose.
if defective (WP 0082 00).
f. Inspect water pump (1) for cracks,
f. Water pump is
leaks, and loose condition. If loose, tighten.
broken, cracked,
If broken, cracked, or leaking, replace
leaking, or loose.
16
Semiannually
Engine
a. Inspect fan drivebelt (4) and water
a. Drivebelt(s) is
drivebelts
pump drivebelt (5) for wear and cracking.
worn or cracked.
Replace belt(s) if necessary (WP 0081 00 or
Serpentine belt is
missing or broken
Belt fiber has more
than one crack 1/8 in.
(3.2 mm) in depth or
50% or frays more
than 2 in. (5.1 cm)
long
b. Check and adjust water pump
drivebelt tension (WP 0081 00).
c. Inspect engine drivebelt tensioner for
c. Engine drivebelt
unusual noise or wobbly pulley bearings.
tensioner is noisy or
Replace engine drivebelt tensioner (3) if
wobbly.
noisy or wobbly (WP 0087 00).
1
6
2
5
4
3
17
Semiannually
and alter-
mounting.
nator
b. Wiring insulation
wiring
or frayed wires and loose or broken term-
is missing, frayed,
inal connections. If loose, tighten. If burned,
or split; or poor
frayed, or broken, replace or repair wiring
connections are
evident.
18
Semiannually
Starter and
a. Inspect starter for security. If loose,
starter
tighten mounting screws to 55 lb-ft
(75 Nm).
wiring
b. Inspect starter wiring for missing,
b. Wiring insulation
frayed, split, or poor connections. If
is missing, frayed,
corrosion is present, clean. If connections
or split; or poor
are loose, tighten. If damaged, repair
connections evident.
0025 00-8
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