Troubleshooting | 8 |
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| Problem |
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| Remedy |
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Engine fails to start | 1. | PTO/Blade Engage knob engaged. | 1. | Place knob in disengaged (OFF) position. |
| 2. | Parking brake not engaged. | 2. | Engage parking brake. |
| 3. | Spark plug wire(s) disconnected. | 3. | Connect wire(s) to spark plug(s). |
| 4. | Throttle/choke control lever not in correct | 4. | Place throttle/choke lever into the CHOKE |
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| starting position. |
| position. |
| 5. | Fuel tank empty, or stale fuel. | 5. | Fill tank with clean, fresh (less than 30 days |
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| old) gas. |
| 6. | Blocked fuel line. | 6. | Clean fuel line and replace fuel filter. |
| 7. | Faulty spark plug(s). | 7. | Clean, adjust gap or replace plug(s). |
| 8. | Engine flooded. | 8. | Crank engine with throttle in FAST position. |
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Engine runs erratic | 1. | Tractor running with CHOKE activated. | 1. | Move Throttle/Choke control out of CHOKE |
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| position. |
| 2. | Spark plug wire(s) loose. | 2. | Connect spark plug wire(s). |
| 3. | Blocked fuel line or stale fuel. | 3. | Clean fuel line; fill tank with clean, fresh |
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| gasoline and replace fuel filter. |
| 4. | Vent in gas cap plugged. | 4. | Clear vent or replace cap if damaged. |
| 5. | Water or dirt in fuel system. | 5. | Drain fuel tank. Refill with clean, fresh |
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| gasoline. |
| 6. | Dirty air cleaner. | 6. | Replace air cleaner paper element or clean |
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| foam |
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Engine overheats | 1. | Engine oil level low. | 1. | Fill crankcase with proper amount and |
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| weight of oil. |
| 2. | Air flow restricted. | 2. | Clean grass clippings and debris from around |
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| the engine’s cooling fins and blower housing. |
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Engine hesitates at high | 1. | Spark plug(s) gap too close. | 1. | Remove spark plug(s) and reset the gap. |
RPM |
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Engine Idles rough | 1. | Spark plug(s) fouled, faulty or gap too wide. | 1. | Replace spark plug(s). Set plug gap. |
| 2. | Dirty air cleaner. | 2. | Replace air cleaner element and/or clean |
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Excessive vibration | 1. | Cutting blade loose or unbalanced. | 1. | Tighten blade and spindle. |
| 2. | Damaged or bent cutting blade. | 2. | Replace blade. |
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Uneven cut | 1. | Deck not leveled properly. | 1. | Perform |
| 2. | Dull blade. | 2. | Sharpen or replace blade. |
| 3. | Uneven tire pressure. | 3. | Check tire pressure in all four tires. |
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