MRH-800DS— ENGINETROUBLESHOOTING
TABLE 10. ENGINE TROUBLESHOOTING (CONTINUED)
SYMPTON | POSSIBLE PROBLEM | SOLUTION | |
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| Fuel tank empty? | Replace fuel filter. | |
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| Fuel filter clogged? | Replace fuel filter. | |
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Low engine power, output and | Fuel tank venting is inadequate? | Ensure that tank is adequately vented. | |
speed. |
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Speed control lever does not remain in selected | See engine manual for corrective action. | ||
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| position? |
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| Engine oil level too full? | Correct engine oil level? | |
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Low engine power output and | Air filter blocked? | Clean or replace air filter. | |
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low speed, black exhaust | Incorrect valve clearances? | Adjust valves per engine specification. | |
smoke. |
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Malfunction at injector? | See engine manual. | ||
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