Engine Troubleshooting (Continued)

TM 9-6115-604-34 NAVFAC P-8-633-34 Table 2-3. Engine Troubleshooting (Continued) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 15. LOW OIL PRESSURE (CONTINUED). Step 3. Check crankshaft bearing clearances in accordance with paragraphs 9-21 and 9-22. Replace bearings as necessary. 16. COOLANT TEMPERATURE TOO HIGH. Check radiator in accordance with the Operator and Organizational Maintenance Manual. Repair or replace radiator. 17. OIL TEMPERATURE TOO HIGH. Step 1. Check lube oil cooler for restriction in accordance with paragraph 8-6. Clear all foreign matter from oil cooler. Step 2. Check oil pump assembly in accordance with paragraph 8-12. Repair or replace as necessary. 18. FUEL KNOCKS (COMBUSTION NOISE). Check fuel injectors in accordance with paragraphs 6-15 and 6-17. Repair, clean, and adjust injectors as required. 19. EXCESSIVE CRANKCASE PRESSURE. Check in accordance with MALFUNCTION 12, Step 2. Table 2-4. Electrical Troubleshooting MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 1. ANNUNCIATOR PANEL INDICATOR LAMPS FAIL TO LIGHT WHEN ANNUNCIATOR TEST PUSHBUTTON IS PRESSED. Check all components associated with annunciation alarm system in accordance with paragraphs 10-1 and 10-2. Repair as necessary. 2. LOAD CIRCUIT BREAKER CB101 FAILS TO CLOSE. Step 1. Verify that switch gear circuit breaker CB123 is ON. Set to ON as necessary. Step 2. Test load circuit breaker CB101 in accordance with paragraph 5-19. Repair as necessary. 2-15