ENGINE COOLANT TEMPERATURE GAGE INDICATES ENGINE IS OVERHEATING

TM 9-2320-273-10

Table 3-1. Troubleshooting - Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

11. ENGINE COOLANT TEMPERATURE GAGE INDICATES ENGINE IS OVERHEATING

(TEMPERATURE EXCEEDS 210F).

WARNING

Let radiator cool before removing cap. Remove

radiator cap in two steps. First, place a thick cloth

over the cap and slowly rotate cap left to its first

stop; pause, and let pressure escape from cooling

system. Then rotate cap farther left until you can

remove it. Failure to follow this procedure can

result in serious burns.

Step 1. Check coolant level in radiator. Sight glass should be full.

Add coolant to fill radiator to proper level.

Step 2. Check for leaks in system.

If you find leaks, notify Organizational Maintenance.

Step 3. Check to make sure radiator cooling fins are free of mud, ice, snow or

debris.

Remove any material clogging radiator. Shine flashlight

through engine side and note light at radiator. Make sure

cooling fins are not clogged.

Step 4. Check cooling fan drive belts for looseness.

If belts are loose, notify Organizational Maintenance.

TA 073608

3-8