TM 9-2350-247-20-1
ENGINE OVERHEATS (M548A1)
0007 00
INITIAL SETUP:
Maintenance Level
Unit
Tools and Special Tools
General Mechanic’s Tool Kit (WP 0541 00, Item 57)
Radiator Test Kit (WP 0541 00, Item 54)
Personnel Required
Unit Mechanic
References
See your -10
Equipment Condition
Engine stopped (see your -10)
Carrier blocked (see your -10)
Center seat raised (see your -10)
Power plant upper rear access door opened (see your -10)
Hull bottom access cover removed (WP 0383 00)
T
1. Check engine for over heating.
2. Does engine boil over?
YES
NO
TN
1. Verify proper operation of coolant
TEMP indicator before continuing.
See task: Coolant TEMP indicator
malfunctions (WP 0053 00).
2. Verify no faults found.
Y
1. Observe coolant TEMP indicator (see your -10).
2. Does coolant TEMP indicator indicate overheating?
YES
NO
YN
1. Verify proper operation of coolant
TEMP indicator before continuing.
See task: Coolant TEMP indicator
malfunctions WP 0053 00.
2. Verify no faults found.
2Y
1. Inspect power plant rear access covers, center seat cover, and
bottom access cover seals.
2. Are all parts and seals in good condition?
YES
NO
2YN
1. Repair, replace, and/or adjust faulty
parts and/or seals, as required.
2. Verify no faults found.
3Y
1. Inspect power plant coolant hoses, radiator, and fittings for leaks.
2. Is power plant free of coolant leaks?
YES
NO
3YN
1. Repair cooling system leaks
(WP 0212 00 through WP 0225 00).
2. Verify no faults found.
0007 00-1
