TM 55-2815-574-24
0013
LOW READING ON OIL PRESSURE GAUGE - Continued
MALFUNCTION
Poor circulation, oil cooler clogged.
CORRECTIVE ACTION
1.
Remove, clean, inspect, and install the oil cooler (WP 0128).
2.
Perform operational check of diesel engine (TM 55-1925-205-10).
MALFUNCTION
Oil cooler bypass sticking open.
CORRECTIVE ACTION
1.
Remove the oil cooler bypass valve. Clean the valve and valve seat. Inspect the valve spring.
Replace defective parts (WP 0129).
2.
Perform operational check of diesel engine (TM 55-1925-205-10).
MALFUNCTION
Pressure regulator valve not functioning properly.
CORRECTIVE ACTION
1.
Repair the pressure regulator valve. Contact Maintenance Supervisor.
2.
Perform operational check of diesel engine (TM 55-1925-205-10).
MALFUNCTION
Excessive wear on crankshaft bearings.
CORRECTIVE ACTION
1.
Replace crankshaft and bearings as a set. Contact Maintenance Supervisor.
2.
Perform operational check of diesel engine (TM 55-1925-205-10).
MALFUNCTION
Faulty oil pressure gauge.
CORRECTIVE ACTION
1.
Replace oil pressure gauge (TM 55-1925-205-23).
2.
Perform operational check of diesel engine (TM 55-1925-205-10).
0013-2