TROUBLESHOOTING | |
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IF | CHECK |
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Engine Is Hard To Start | Fuel filter is gummed or plugged. |
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| Spark plug is fouled. |
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| Faulty spark plug or wire. |
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| Spark plug is not gapped correctly. |
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| Loose or corroded electrical connections. |
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| Stale fuel. |
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| Choke is adjusted or used incorrectly. |
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Engine Misses Under Load | Faulty spark plug. |
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| Stale fuel. |
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| Dirt or water in carburetor float bowl. |
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Engine Vapor Locks | Fuel tank vent plugged. |
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| Dirt in fuel filter. |
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| Debris plugging fuel |
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Engine Overheats | Engine air intake screen plugged. |
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| Cooling fins plugged. |
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| Engine oil low. |
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| Engine operated too long at slow idle speed. |
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Engine Loses Power | Engine overheating. |
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| Too much oil in engine. |
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| Dirty air cleaner. |
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| Faulty spark plug. |
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Engine Knocks | Low engine speed. |
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| Stale or low octane fuel. |
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| Engine overloaded. |
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| Oil level low. |
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Engine Backfires | Faulty spark plug. |
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| Operator raising off seat. |
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| Shut down procedure for engine not correct. |
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Engine Stops When REVERSE foot pedal | Normal condition. (See Using Reverse Implement |
is depressed and Attachment Is Engaged | Option in the OPERATING section.) |
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Troubleshooting - Page 66
