SECTION 11: TROUBLE-SHOOTING GUIDE
PROBLEM | POSSIBLE CAUSE | CORRECTIVE ACTION |
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Engine fails to start | 1. Blade control handle disengaged | 1. Engage blade control handle |
| 2. Spark plug wire disconnected | 2. Connect wire to spark plug |
| 3. Throttle control lever not in starting position | 3. Move throttle lever to correct position |
| 4. Fuel tank empty, or stale fuel | 4. Fill up tank with fresh gasoline |
| 5. Blocked fuel line | 5. Clean fule line |
| 6. Faulty spark plug | 6. Clean, adjust gap, or replace |
| 7. Engine flooded | 7. Crank engine with throttle in FAST |
Engine runs erratic | 1. Spark plug wire loose | 1. Connect and tighten spark plug wire. |
| 2. Blocked fuel line or stale fuel | 2. Clean fuel line, fill tank with clean, fresh |
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| gasoline. |
| 3. Vent in gas cap plugged | 3. Clear vent. |
| 4. Water or dirt in fuel system | 4. Drain fuel tank. Refill with fresh fuel. |
| 5. Dirty air cleaner | 5. Clean air cleaner. Refer to engine |
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| manual. |
Engine overheats | 1. Engine oil level low | 1. Fill crankcase with proper oil. |
| 2. Air flow restricted | 2. Clean lawn mower engine. |
Excessive vibration | 1. Cutting blade loose or unbalanced | 1. Tighten blade and adapter, balance |
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| blade. |
| 2. Bent cutting blade | 2. Replace blade. |
| 3. Bent engine crankshaft | 3. Contact your nearest service center |
Mower will not | 1. Engine speed too low | 1. Move throttle lever to FAST position. |
mulch grass | 2. Wet grass | 2. Wait until later to cut. |
| 3. Excessively high grass | 3. Mow once at a high cutting height, then |
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| mow again at desired height. |
| 4. Dull blade | 4. Sharpen or replace blade. |
Uneven cut | 1. Wheels not in same height position | 1. Place all four wheels in same relative |
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| height position. |
| 2. Dull blade | 2. Sharpen or replace blade. |
For repairs beyond the minor adjustments listed above, please contact your nearest service center or call 1(800)
19
