TM-9-2320-341-10

TRUCK, TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 8X8 M983A4 LET

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-341-10 - Page 653 of 962

OPERATOR MAINTENANCE

ENGINE OVERHEATS

INITIAL SETUP:

Equipment Condition

Engine OFF. (WP 0057)

Parking brakes applied. (WP 0056)

Wheels chocked. (WP 0072)

TROUBLESHOOTING PROCEDURE

ENGINE OVERHEATS

TEST 1 - Are right-side radiator hoses and housing free from leaks?

WARNING

Radiator coolant hoses are very hot and pressurized during vehicle op-

eration. Allow radiator to cool prior to checking hoses. Failure to comply

may result in injury or death to personnel.

1.

Open driver and passenger side engine covers. (WP 0143)

2.

Check upper and lower radiator hoses and housing for leaks.

3.

Check that all clamps are tight and secure.

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