TROUBLE SHOOTING
PROBLEM | POSSIBLE CAUSES | CORRECTIVE ACTION | ||
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Engine loses power | 1. Oil level in crankcase in low | 1. | Add oil to crankcase | |
| 2. | Cooling fins and air passages under engine | 2. | Remove obstruction from passages |
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| blower housing are blocked |
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| 3. | Engine load is excessive | 3. | Select a lower speed to reduce load |
| 4. | Air cleaner is dirty | 4. | Clean air cleaner element |
| 5. | Dirt or water is in fuel system | 5. | Have machine serviced by Authorised |
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| Service Dealer |
| 6. | Carburetor is adjusted incorrectly | 6. | Adjust the carburetor |
| 7. | Spark plug is pitted, fouled or defective in | 7. | Install new correctly gapped spark plug |
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| some other way |
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Engine over heats | 1. Cooling fins and air passages under engine | 1. | Remove obstruction from cooling fins air | |
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| blower housing are blocked |
| passages |
| 2. | Carburetor is adjusted incorrectly | 2. | Adjust the carburetor |
| 3. | Oil level in crankcase is low | 3. | Add oil to crankcase |
| 4. | Engine load is excessive | 4. | Select a lower speed to reduce load |
Mower vibrates abnormally | 1. Engine mounting bolts are loose | 1. | Tighten mounting bolts | |
| 2. | Loose cutter pulley, idler pulley or drive | 2. | Tighten the appropriate pulley |
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| pulley |
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| 3. | Cutter assembly is unbalanced | 3. | Replace broken blades in sets |
| 4. | Cutter assembly is loose | 4. | Tighten securing nut |
Cutter does not rotate | 1. | Cutter drive belt is worn, loose or broken | 1. | Install new cutter drive belt |
| 2. | Cutter drive belt is off pulley | 2. | Install drive belt |
Mower does not drive | 1. Drive belt is worn, loose or broken | 1. | Install new drive belt | |
| 2. | Drive belt is off pulley | 2. | Install drive belt |
| 3. | Unable to select speed on transaxle | 3. | Have machine serviced by Authorised |
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| Service Dealer |
Engine does not start, hard | 1. | Fuel tank is empty | 1. | Fill fuel tank with petrol |
to start, loses power, or fails | 2. Speed selected | 2. | Select Neutral | |
to keep running | 3. Cutter Drive is engaged | 3. | Disengage Cutter Drive | |
| 4. | Spark plug is loose | 4. | Tighten spark plug |
| 5. | Spark plug lead is loose or disconnected | 5. | Install spark plug lead on spark plug |
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| from spark plug |
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| 6. | Spark plug gap is incorrect | 6. Set gap between electrodes at 0.8mm | |
| 7. | Spark plug is pitted, fouled, or defective in | 7. | Install new correctly gapped spark plug |
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| some other way |
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| 8. | Wrong spark plug is used | 8. | Install correct spark plug |
| 9. | Electrical connections are loose | 9. | Check electrical system to ensure good |
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| contact |
| 10. | Carburetor is adjusted incorrectly | 10. | Adjust the carburetor |
| 11. Air cleaner is dirty | 11. | Clean the air cleaner element | |
| 12. Vent hole in fuel tank is plugged | 12. Inspect and open vent | ||
| 13. Dirt or water in fuel system |
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| 14. | Dead battery |
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| 15. | Defective points, condenser, ignition coil, | 13. | Have machine serviced by Authorised |
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| or ignition switch |
| Service Dealer |
| 16. Module or switch is defective |
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Engine does not idle or idles | 1. | Air cleaner is dirty | 1. | Clean air cleaner element |
Poorly | 2. Oil level in crankcase is low | 2. | Add oil to crankcase | |
| 3. | Cooling fins and air passages under engine | 3. | Remove obstruction from cooling fins |
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| blower housing are plugged |
| and air passages |
| 4. | Idle speed is too low or high speed mixture | 4. | Adjust the carburetor |
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| is incorrect |
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| 5. | Dirt or water is in fuel system | 5. | Have machine serviced by Authorised |
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| Service Dealer |
| 6. | Vent hole in fuel tank is plugged | 6. | Clean fuel tank vent |
| 7. | Spark plug is pitted, fouled or defective in | 7. | Install new correctly gapped spark plug |
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| some other way |
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