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Page Title:
PREVENTIVE MAINTENANCE CHECKS AND SERVICES - CONTINUED |
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 TM9-2320-270-20-1
PREVENTIVE MAINTENANCE CHECKS AND SERVICES - CONTINUED
S - SEMIANNUALLY
A ANNUALLY
INTERVAL
ITEM
ITEM
TO BE
S
NO.
A
INSPECTED
PROCEDURE
b. Adjust steering gear (page 4-981).
c. Lubricate steering gear (LO 9-2320-
270-1 2).
44
Oil Pressure
a. Inspect oil pressure sending unit for leaks
Sending Units
and security. Tighten loose sending units. Replace
damaged or leaking unit (page 4-393).
b. Inspect wires for security and damage.
Tighten loose wires, repair damaged wires.
45
Water
a. Inspect water temperature sending unit for
Temperature
leaks and security. Tighten loose units, replace
Sending Unit
leaking units (pages 4-416 and 4-418).
b. Inspect wires for security and damage.
Tighten loose wires and repair damaged wires.
46
Fan Clutch
a. Inspect fan and clutch assembly for damage.
Assembly
Replace damaged parts (pages 4-198 and 4-204).
b. Inspect hoses for leaks. Replace leaking
hoses (page 4-207).
c. Adjust belts (page 4-200).
d. Start engine (TM 9-2320-270-10). If air
pressure is over 100 psi (689.5 kPa), fan should
spin freely. If fan does not spin freely, replace
thermal air valve (page 4-205). If fan spins
freely and air pressure is below 65 psi (448 kPa),
replace clutch assembly (page 4-204). Shut down
engine (TM 9-2320-270-10).
47
Air Cylinder
Inspect throttle control air line for leaks and
Throttle
throttle control for security. Tighten loose
Control
mounting bolts and air line. Replace damaged air
line and throttle control (page 4-128).
2~17
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