TROUBLESHOOTING | |
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IF | CHECK |
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Loss of power | Cutting too much grass /too fast. |
| Throttle in “CHOKE” position. |
| Buildup of grass, leaves and trash under mower. |
| Dirty air filter. |
| Low oil/dirty oil. |
| Faulty spark plug. |
| Dirty fuel filter. |
| Stale or dirty fuel. |
| Water in fuel. |
| Spark plug wire loose. |
| Dirty engine air screen/fins. |
| Dirty/clogged muffler. |
| Loose or damaged wiring. |
| Carburetor out of adjustment. |
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Engine continues to run when operator leaves | Faulty |
seat |
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Engine Backfires When Turning Engine “OFF” | Engine throttle control not set at “SLOW” position for 30 seconds |
| before stopping engine. |
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Engine will not turn over | Clutch/brake pedal not depressed. |
| Attachment clutch is engaged. |
| Weak or dead battery. |
| Blown fuse. |
| Corroded battery terminals. |
| Loose or damaged wiring. |
| Faulty ignition switch. |
| Faulty solenoid or starter. |
| Faulty operator presence switch. |
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Headlight not working | Bulb(s) burned out. |
| Loose or damaged wiring. |
| Blown fuse. |
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Battery will not charge | Bad battery cell(s). |
| Poor cable connections. |
| Faulty regulator/rectifier. |
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Mower blades will not rotate | Obstruction in clutch mechanism, or blades. |
| Worn/damaged mower drive belt. |
| Frozen idler pulley. |
| Frozen blade mandrel. |
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Troubleshooting - Page 48
