TROUBLESHOOTING POINTS
PROBLEM |
| CAUSE |
| CORRECTION | |
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Does not start |
| 1. | Dirty air filter. | 1. | Clean/replace air filter. |
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| 2. | Out of fuel. | 2. | Fill fuel tank. |
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| 3. | Stale fuel. | 3. | Drain tank and refill with |
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| fresh clean fuel. |
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| 4. | Water in fuel. | 4. | Drain fuel tank and |
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| carburetor and refill tank |
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| with fresh gasoline. |
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| 5. | Spark plug wire is | 5. | Connect wire to plug. |
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| disconnected. |
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| 6. | Bad spark plug. | 6. | Replace spark plug. |
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| 7. | Loose blade or broken | 7. | Tighten blade bolt or |
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| blade adapter. |
| replace blade adapter. |
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| 8. | Control bar in released | 8. | Depress control bar to |
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| position. |
| handle. |
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| 9. | Control bar defective. | 9. | Replace control bar. |
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Loss of power |
| 1. | Rear of lawn mower | 1. | Set to “Higher Cut” |
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| housingor cutting blade |
| position. |
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| dragging in heavy grass. |
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| 2. | Cutting too much grass. | 2. | Set to “Higher Cut” |
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| position. |
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| 3. | Dirty air filter. | 3. | Clean/replace air filter. |
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| 4. | Buildup of grass, leaves, | 4. | Clean underside of mower |
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| and trash under mower. |
| housing. |
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| 5. | Too much oil in engine. | 5. | Check oil level. |
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| 6. | Walking speed too fast. | 6. | Cut at slower walking |
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| speed. |
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Poor cut – |
| 1. | Worn, bent or loose blade. | 1. | Replace blade. Tighten |
uneven |
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| blade bolt. |
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| 2. | Wheel heights uneven. | 2. | Set all wheels at same |
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| height |
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| 3. | Buildup of grass, leaves | 3. | Clean underside of |
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| and trash under mower. |
| mower housing. |
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Excessive |
| 1. | Worn, bent or loose blade. | 1. | Replace blade. Tighten |
vibration |
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| blade bolt. |
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| 2. | Bent engine crankshaft. | 2. | Contact a qualified |
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| service center. |
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Starter rope hard |
| 1. | Engine flywheel brake is on | 1. | Depress control bar to |
to pull |
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| when control bar is released. |
| upper handle before |
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| pulling starter rope. |
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| 2. | Bent engine crankshaft. | 2. | Contact a qualified |
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| service center. |
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| 3. | Blade adapter broken. | 3. | Replace blade adapter. |
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| 4. | Blade dragging in grass. | 4. | Move lawn mower to cut |
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| grass or to hard surface. |
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Loss of drive |
| 1. | Drive wheels not turning | 1. | Adjust or replace drive |
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| with drive control engaged. |
| control cable. |
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| 2. | Belt not driving | 2. | Put belt on pulleys or |
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| replace belts if broken. |
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Grass catcher |
| 1. | Cutting height too low. | 1. | Raise cutting height. |
not filling (if so |
| 2. | Lift on blade worn off. | 2. | Replace blade. |
equipped) |
| 3. | Catcher not venting air. | 3. | Clean grass catcher. |
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Hard to push |
| 1. | Grass is too high or wheel | 1. | Raise cutting height. |
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| height is too low. |
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| 2. | Rear of lawn mower | 2. | Raise rear of lawn mower |
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| housing or blade dragging |
| housing one (1) setting |
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| in grass. |
| higher. |
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| 3. | Grass catcher too full. | 3. | Empty grass catcher. |
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| 4. | Handle height position not | 4. | Adjust handle height to |
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| right for you. |
| suit. |
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