TROUBLESHOOTING PROCEDURES - ABOVE NORMAL READING ON ENGINE COOLANT
The following procedure is typical for both port and starboard engines.
Check oil pressure with the engine warmed up and a minimum water outlet
temperature of 160°F (71°C).
ABOVE NORMAL READING ON ENGINE COOLANT TEMPERATURE GAUGE
Diesel engine has above normal engine coolant operating temperature.
Insufficient heat transfer.
Clean cooling system and heat exchanger with cooling system cleaner. Thoroughly flush
Perform operational check of diesel engine (TM 55-1925-205-10).
Faulty water pump.
Repair water pump. Contact Maintenance Supervisor.