Troubleshooting | 8 |
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| Problem |
| Cause |
| Remedy |
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Engine fails to start | 1. | Dirty air cleaner | 1. | Refer to the Engine Operator’s Manual |
| 2. | Engine needs to be primed | 2. | Push primer bulb two or three times. |
| 3. | Fuel tank empty | 3. | Fill tank with clean, fresh gasoline. |
| 4. | Stale fuel in gasoline tank | 4. | Drain gasoline and refill tank with clean, |
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| fresh gasoline. |
| 5. | Spark plug wire disconnected. | 5. | Connect the spark plug wire to the spark |
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| plug. |
| 6. | Spark plug fouled | 6. | Clean, adjust gap or replace spark plug. |
| 7. | Engine flooded | 7. | Refer to the Engine Operator’s Manual. |
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Engine runs erratic | 1. | Spark plug wire loose | 1. | Connect and tighten spark plug wire. |
| 2. | Stale fuel in gasoline tank | 2. | Drain gasoline and refill tank with clean, |
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| fresh gasoline. |
| 3. | Vent in gas cap plugged | 3. | Clear vent of any debris. |
| 4. | Water or dirt in fuel system | 4. | Drain fuel tank. Refill with fresh fuel. |
| 5. | Dirty air cleaner | 5. | Refer to the Engine Operator’s Manual. |
| 6. | Carburetor out of adjustment | 6. | Refer to the Engine Operator’s Manual. |
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Engine Overheats | 1. | Engine oil level low | 1. | Fill crankcase with proper oil. |
| 2. | Air flow restricted | 2. | Clean the area around the engine’s cooling |
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| fins. |
| 3. | Dirty air filter | 3. | Replace the engine’s air filter. |
| 4. | Carburetor not adjusted properly | 4. | Refer to the Engine Operator’s Manual. |
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Excessive Vibration | 1. | Edger blade bent or damaged | 1. | Replace edger blade. |
| 2. | Blade spindle bent or damaged | 2. | Contact an authorized MTD service dealer. |
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Drivebelt Slips | 1. | Belt worn or stretched | 1. | Replace drive belt. |
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15