Table 4-2. Unit Troubleshooting - Continued

Table 4-2. Unit Troubleshooting - Continued - TM-9-6115-464-12_114

Table 4-2. Unit Troubleshooting - Continued - TM-9-6115-464-12_116

TM-9-6115-464-12 Wrench Impact Hydraulic Model MV-12-140T Manual
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ARMY TM 9-6115-464-12 AIR FORCE TO 35C2-3-445-1 NAVY NAVFAC P-8-624-12 Table 4-2. Unit Troubleshooting - Continued MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 8. BLACK SMOKE IN EXHAUST. Step 1. Step 2. Step 3. Step 4. Improper grade of fuel. Drain main fuel tank (para 3-45), fuel filters (para 3-22, 3-39) and day tank (para 3-21). Service system with clean fuel (para 3-45). Dirty injector nozzles. Clean or replace injector nozzles (para 4-32). Dirty air cleaner. Service air cleaner (para 4-52). Generator set overloaded. Reduce load to rated level. 9. BLUE OR WHITE SMOKE IN EXHAUST. Step 1. Step 2. Step 3. Step 4. Step 5. 4-12 Improper grade of fuel. Drain main fuel tank (para 3-45), fuel filters (para 3-22, 3-39) and day tank (para 3-21). Service system with clean fuel (para 3-45). Engine operating temperature too low due to defective thermostat. Replace thermostat (para 4-43). Crankcase oil level too high. Drain crankcase and refill to proper level (para 4-4). Defective nozzle holder assembly. Replace nozzle holder assembly (para 4-32). Improper valve tappet clearance. Adjust valve tappet clearence (para 4-60).

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