TROUBLESHOOTING POINTS
Will not start | 1 | Out of fuel. | 1 | Fill fuel tank. |
| 2 | Fuel valve “OFF” | 2 | Turn fuel valve to the “ON” position. |
| 3 | Engine Switch “OFF” | 3 | Turn engine switch to the “ON” position. |
| 4 | Engine not “CHOKED” properly. | 4 | See “TO START ENGINE” in Operation section. |
| 5 | Engine flooded. | 5 | Wait several minutes before attempting to start. |
| 6 | Bad spark plug or improper gap. | 6 | Replace spark plug or adjust gap. |
| 7 | Dirty air filter. | 7 | Clean/replace air filter. |
| 8 | Water in fuel. | 8 | Empty fuel tank and carburetor, refill tank with fresh gasoline. |
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Hard to start | 1 | Throttle control not set properly. | 1 | See “To Start Engine” in Operations section. |
| 2 | Dirty air filter. | 2 | Clean/replace air filter. |
| 3 | Bad spark plug or improper gap. | 3 | Replace spark plug or adjust gap. |
| 4 | Stale or dirty fuel. | 4 | Empty fuel tank and refill tank with fresh, clean gasoline. |
| 5 | Loose spark plug wire. | 5 | Make sure spark plug wire is seated properly. |
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Loss of power | 1 | Engine is overloaded | 1 | Set depth stake and wheels for shallower tilling. |
| 2 | Dirty air cleaner | 2 | Clean/replace air filter. |
| 3 | Low oil level/dirty oil. | 3 | Check oil level/change oil. |
| 4 | Faulty spark plug. | 4 | Clean and regap or change spark plug. |
| 5 | Oil in fuel | 5 | Empty and clean fuel tank and refill, and clean carburetor. |
| 6 | Stale or dirty fuel. | 6 | Empty fuel tank and refill tank with fresh, clean gasoline. |
| 7 | Water in fuel. | 7 | Empty fuel tank and carburetor, refill tank with fresh gasoline. |
| 8 | Clogged fuel tank. | 8 | Remove fuel tank and clean. |
| 9 | Spark plug wire loose. | 9 | Connect and tighten spark plug wire. |
| 10 | Dirty engine air screen. | 10 | Clean engine air screen. |
| 11 | Dirty/clogged muffler. | 11 | Clean/replace muffler. |
| 12 | Poor Compression | 12 | Contact a Sears or other qualified service center. |
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Engine overheats | 1 | Low oil level/dirty oil. | 1 | Check oil level/change oil. |
| 2 | Dirty engine air screen. | 2 | Clean engine air screen. |
| 3 | Dirty engine. | 3 | Clean cylinder fins, airscreen, muffler area |
| 4 | Partially plugged muffler | 4 | Remove and clean muffler. |
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Excessive bounce/ | 1 | Ground too dry and hard. | 1 | Moisten ground or wait for more favorable soil conditions |
difficult handling | 2 | Wheels and depth stake incorrectly adjusted. | 2 | Adjust wheels and depth stake. |
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Soil balls up or clumps | 1 | Ground too wet. | 1 | Wait for more favorable conditions. |
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Engine runs but tiller | 1 | Tine control is not engaged. | 1 | Engage tine control |
won’t move | 2 | 2 | Inspect/adjust | |
| 3 | 3 | Inspect | |
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Engine runs but labors | 1 | Tilling too deep. | 1 | Set depth stake for shallower tilling |
when tilling | 2 | Throttle control not properly adjusted. | 2 | Check throttle control setting. |
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