TROUBLESHOOTING
PROBLEM |
| CAUSE |
| CORRECTION |
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Does not start | 1. | Dirty air filter. | 1. | Clean/replace air filter. |
| 2. | Out of fuel. | 2. | Fill fuel tank. |
| 3. | Stale fuel. | 3. | Drain fuel tank and refill tank |
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| with fresh, clean gasoline. |
| 4. | Water in fuel. | 4. | Drain fuel tank and refill tank |
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| with fresh, clean gasoline. |
| 5. | Spark plug wire is disconnected. | 5. | Connect wire to plug. |
| 6. | Bad spark plug. | 6. | Replace spark plug. |
| 7. | Loose blade or broken blade adapter. | 7. | Tighten blade bolt or replace adapter. |
| 8. | Control bar in released position. | 8. | Depress control bar to handle. |
| 9. | Control bar defective. | 9. | Replace control bar. |
| 10. | Fuel valve lever (if so equipped) | 10. | Turn fuel valve lever to the ON position. |
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| is in the OFF position. |
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| 11. | Weak battery (if equipped). | 11. | Charge battery. |
| 12. | Disconnected battery connector (if equipped). | 12. | Connect battery to engine. |
| 13. | Engine control lever is | 13. | Place engine control lever |
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| in STOP position. |
| in FAST position. |
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Loss of power | 1. | Rear of lawn mower housing or | 1. | Raise cutting height. |
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| cutting blade dragging in heavy grass. |
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| 2. | Cutting too much grass. | 2. | Raise cutting height. |
| 3. | Dirty air filter. | 3. | Clean/replace air filter. |
| 4. | Buildup of grass, leaves, trash under mower. | 4. | Clean underside of mower housing. |
| 5. | Too much oil in engine. | 5. | Check oil level. |
| 6. | Walking speed too fast. | 6. | Cut at slower walking speed. |
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Poor cut – | 1. | Worn, bent or loose blade. | 1. | Replace blade. Tighten blade bolt. |
uneven | 2. | Wheel heights uneven. | 2. | Set all wheels at same height. |
| 3. | Buildup of grass, leaves, trash under mower. | 3. | Clean underside of mower housing. |
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Excessive | 1. | Worn, bent or loose blade. | 1. | Replace blade. Tighten blade bolt. |
vibration | 2. | Bent engine crankshaft. | 2. | Contact a qualified service center. |
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Starter rope | 1. | Engine flywheel brake is on | 1. | Depress control bar to upper handle |
hard to pull |
| when control bar is released. |
| before pulling starter rope. |
| 2. | Bent engine crankshaft. | 2. | Contact a qualified service center. |
| 3. | Blade adapter broken. | 3. | Replace blade adapter. |
| 4. | Blade dragging in grass. | 4. | Move mower to cut grass / hard surface. |
| 5. | Defective blade/brake clutch. | 5. | Replace blade/brake clutch. |
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Grass catcher | 1. | Cutting height too low. | 1. | Raise cutting height. |
is not filling | 2. | Lift on blade worn off. | 2. | Replace blade. |
(If so equipped) | 3. | Catcher not venting air. | 3. | Clean grass catcher. |
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Hard to push | 1. | Grass is too high or wheel height is too low. | 1. | Raise cutting height. |
| 2. | Rear of lawn mower housing or | 2. | Raise cutting height. |
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| cutting blade dragging in heavy grass. |
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| 3. | Grass catcher too full. | 3. | Empty grass catcher. |
| 4. | Handle height position is not right for you. | 4. | Adjust handle height to suit. |
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Blade / brake | 1. | Defective blade / brake control. | 1. | Replace blade / brake control. |
does not engage |
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Engine dies when | 1. | Cold engine. | 1. | Allow engine to warm up for one minute. |
starting blade | 2. | Mower is in uncut grass. | 2. | Move mower to cleared area. |
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Loss of drive | 1. | Belt wear. | 1. | Check/replace drive belt. |
or slowing of | 2. | Belt off of pulley. | 2. | Check/reinstall drive belt. |
drive speed | 3. | Drive cable worn or broken. | 3. | Replace drive cable. |
(if | 4. | “Loose” drive control system. | 4. | Adjust drive control. |
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