TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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d1. ENGINE OVERHEATS (CONT) KNOWN INFO TEST OPTIONS NO YES Visual Inspection REASON FOR QUESTION Does fan clutch spin freely without air applied? TM 9-2320-365-20-1 6. Coolant level OK. Radiator core free of debris. WATER TEMP gage OK. Radiator OK. Upper and lower coolant hoses OK. Radiator cap OK. Radiator overflow tank and hoses OK. Cooling system pressure OK. Radiator fan shroud OK. Water pump OK. Thermostat OK. POSSIBLE PROBLEMS Faulty fan clutch. Notify DS Maintenance. Replace fan clutch (para 6-14). If fan clutch spins freely without air pressure applied, fan clutch is faulty. 2-138 Change 2