TROUBLESHOOTING | |
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IF | CHECK |
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Engine Vapor Locks | Fuel tank vent plugged. |
| Dirt in fuel filter. |
| Cooling fins plugged. |
| Loose hose connection at fuel filter or fuel pump. |
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Engine Overheats | Engine air intake screen plugged. |
| Cooling fins plugged. |
| Engine oil low or too high. |
| Engine operated too long at a slow idle speed. |
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Engine Will Not Idle | Spark plug not gapped correctly. |
| Faulty spark plug. |
| Operator raising off the seat. |
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Engine Knocks | Stale or low octane fuel. |
| Engine overloaded. |
| Low engine speed. |
| Oil level low. |
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Engine Stops Or Misses When Operating On | Fuel tank less than half full of fuel. |
Hillsides | Operator raising off of the seat. |
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Engine Backfires | Faulty spark plug. |
| Operator raising off of the seat. |
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Engine Loses Power | Engine overheating. |
| Too much oil in engine. |
| Dirty air cleaner. |
| Faulty spark plug. |
| Travel speed is too fast for conditions. |
| Improper fuel. |
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Excessive Fuel Consumption | Choke is not fully open. |
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Black Exhaust Smoke | Air filter is dirty or oil soaked. |
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Engine Stops When REVERSE Foot Pedal Is | Normal condition. (See Using Reverse Implement Option in the |
Depressed And Attachment Is Engaged | OPERATING section.) |
(Hydrostatic) |
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Troubleshooting - 46
