TROUBLESHOOTING (ENGINE)
TABLE 12. ENGINE TROUBLESHOOTING
SYMPTOM | POSSIBLE PROBLEM | SOLUTION | |
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| Speed control lever is in "STOP" position? | Set speed control lever to "START" position. | |
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| STOP solenoid is in the "STOP" position? | Set stop solenoid to the "START" position. | |
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| Adjust and lubricate if necessary. | |
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| No Fuel reaching injection pump? | Add fuel. Check entire fuel system. | |
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| Defective fuel pump? | Replace fuel pump. | |
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| Fuel filter clogged? | Replace fuel filter and clean tank. | |
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Engine will not start or start is | Faulty fuel supply line? | Replace or repair fuel line. | |
delayed, although engine can |
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| Check piston, cylinder and valves. Adjust or | ||
be turned over. | Compression too low? | ||
repair per engine repair manual. | |||
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| Fuel injector not working correctly? | Repair or replace injector in accordance with | |
| engine repair manual. | ||
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| Oil pressure too low? | Check engine oil pressure. | |
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| Low starting temperature limit exceeded | Comply with cold starting instructions and | |
| proper oil viscosity. | ||
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| Defective battery? | Charge or replace battery. | |
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| Check whether clear (not turbid) fuel emerges | |
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| from the fuel line (detach from injection | |
| Fuel seperates has inadequate resistance to | pump). If the fuel is turbid or seperated either, | |
| low temperatures? | warm up the engine or drain the complete fuel | |
At low temperatures engine will |
| supply system. Refuel with winter grade diesel | |
not start. |
| fuel. | |
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| Engine oil too thick? | Refill engine crankcase with correct type of oil | |
| for winter environment. | ||
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| Defective battery? | Replace battery. | |
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| Throttle lever in STOP position? | Reposition throttle lever to RUN position. | |
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Engine fires but stops soon as | Fuel filter blocked? | Replace fuel filter. | |
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starter is switched off. | Fuel supply blocked? | Check the entire fuel system. | |
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| Electrical problem at fuel solenoid? | Repair using #7 wire. | |
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| Fuel tank empty? | Add fuel. | |
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Engine stops by itself during | Fuel filter blocked? | Replace fuel filter. | |
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Defective fuel pump? | Replace fuel pump. | ||
normal operation. | |||
| Mechanical oil pressure shutdown sensor | Add oil. Replace low oil shutdown sensor if | |
| stops the engine due to low oil? | necessary. | |
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MQ62TDD TRASH PUMP • OPERATION AND PARTS MANUAL — REV. #0 (07/30/09) — PAGE 49
