TROUBLESHOOTING POINTS
PROBLEM |
| CAUSE |
| CORRECTION |
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Will not start |
| 1. | Out of fuel. |
| 1. | Fill fuel tank. |
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| 2. | Engine not “CHOKED” properly. |
| 2. | See “TO START ENGINE” in Operation section. |
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| 3. | Engine flooded. |
| 3. | Wait several minutes before attempting to start. |
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| 4. | Bad spark plug. |
| 4. | Replace spark plug. |
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| 5. | Dirty air filter. |
| 5. | Clean/replace air filter. |
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| 6. | Dirty fuel filter. |
| 6. | Replace fuel filter. |
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| 7. | Water in fuel. |
| 7. | Empty fuel tank and carburetor, refill tank with fresh |
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| gasoline and replace fuel filter. |
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| 8. | Loose or damaged wiring. |
| 8. | Check all wiring. |
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| 9. | Carburetor out of adjustment. |
| 9. | See “To Adjust Carburetor” in Service Adjustments |
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| 10. | Engine valves out of adjustment. |
| 10. | Contact an authorized service center/department. |
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Hard to start |
| 1. | Dirty air filter. |
| 1. | Clean/replace air filter. |
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| 2. | Bad spark plug. |
| 2. | Replace spark plug. |
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| 3. | Weak or dead battery. |
| 3. | Recharge or replace battery. |
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| 4. | Dirty fuel filter. |
| 4. | Replace fuel filter. |
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| 5. | Stale or dirty fuel. |
| 5. | Empty fuel tank and refill tank with fresh, clean gasoline. |
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| 6. | Loose or damaged wiring. |
| 6. | Check all wiring. |
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| 7. | Carburetor out of adjustment. |
| 7. | See “To Adjust Carburetor” in Service Adjustments |
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| 8. | Engine valves out of adjustment. |
| 8. | Contact an authorized service center/department. |
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Engine will not turn over |
| 1. | Brake pedal not depressed. |
| 1. | Depress brake pedal. |
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| 2. | Attachment clutch is engaged. |
| 2. | Disengage attachment clutch. |
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| 3. | Weak or dead battery. |
| 3. | Recharge or replace battery. |
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| 4. | Blown fuse. |
| 4. | Replace fuse. |
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| 5. | Corroded battery terminals. |
| 5. | Clean battery terminals. |
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| 6. | Loose or damaged wiring. |
| 6. | Check all wiring. |
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| 7. | Faulty ignition switch. |
| 7. | Check/replace ignition switch. |
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| 8. | Faulty solenoid or starter. |
| 8. | Check/replace solenoid or starter. |
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| 9. | Faulty operator presence switch(es). |
| 9. | Contact an authorized service center/department. |
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Engine clicks but will not |
| 1. | Weak or dead battery. |
| 1. | Recharge or replace battery. |
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start |
| 2. | Corroded battery terminals. |
| 2. | Clean battery terminals. |
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| 3. | Loose or damaged wiring. |
| 3. | Check all wiring. |
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| 4. | Faulty solenoid or starter. |
| 4. | Check/replace solenoid or starter. |
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Loss of power |
| 1. | Cutting too much grass/too fast. |
| 1. | Raise cutting height/reduce speed. |
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| 2. | Throttle in “CHOKE” position. |
| 2. | Adjust throttle control. |
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| 3. |
| 3. | Clean underside of mower housing. |
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| 4. | Dirty air filter. |
| 4. | Clean/replace air filter. |
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| 5. | Low oil level/dirty oil. |
| 5. | Check oil level/change oil. |
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| 6. | Faulty spark plug. |
| 6. | Clean and regap or change spark plug. |
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| 7. | Dirty fuel filter. |
| 7. | Replace fuel filter. |
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| 8. | Stale or dirty fuel. |
| 8. | Empty fuel tank and refill tank with fresh, clean gasoline. |
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| 9. | Water in fuel. |
| 9. | Empty fuel tank and carburetor, refill tank with fresh |
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| gasoline and replace fuel filter. |
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| 10. | Spark plug wire loose. |
| 10. | Connect and tighten spark plug wire. |
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| 11. | Dirty engine air screen/fins. |
| 11. | Clean engine air screen/fins. |
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| 12. | Dirty/clogged muffler. |
| 12. | Clean/replace muffler. |
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| 13. | Loose or damaged wiring. |
| 13. | Check all wiring. |
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| 14. | Carburetor out of adjustment. |
| 14. | See “To Adjust Carburetor” in Service Adjustments |
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| 15. | Engine valves out of adjustment. |
| 15. | Contact an authorized service center/department. |
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Excessive vibration |
| 1. | Worn, bent or loose blade. |
| 1. | Replace blade. Tighten blade bolt. |
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| 2. | Bent blade mandrel. |
| 2. | Replace blade mandrel. |
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| 3. | Loose/damaged part(s). |
| 3. | Tighten loose part(s). Replace damaged parts. |
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