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TM 9-2320-270-10
Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ENGINE OVERHEATS (WATER TEMP Gage over 200°F) (93°C)
WARNING
Failure to remove hot radiator cap with cloth and in two steps, counter-
clockwise to first stop to let pressure release, and then remove, may result
in serious injury to personnel.
Step 1. Check water level in radiator (1).
If water level is low (one inch (2.5 cm) below filler neck (2)),
fill with proper antifreeze solution (item 1, Appendix D).
Step 2. Check for leaks in radiator (1) and hoses (3).
If radiator (1) or hoses (3) are leaking, notify Organizational
Maintenance.
Step 3. Check radiator cooling fins (4) for mud, ice, snow and dirt.
If cooling fins (4) are clogged, remove material causing clog.
Step 4. Check cooling fan belts (5) for looseness.
If cooling fan belts (5) are loose, notify Organizational
Maintenance.
TA220907
3-10
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