Troubleshooting schedule | |
Problem | Procedure |
Engine does not start | There is no fuel in the fuel tank |
| Spark plug defective |
| Faulty spark plug connections or interchanged cables |
| Dirt in the carburettor or fuel line |
| Starter motor does not turn over the engine |
Starter motor does not turn over the engine | Battery flat |
| Bad contact between the cable and battery |
| Lift lever for cutting unit in wrong position |
| Main fuse blown. |
| Ignition lock faulty |
| Brake not activated. |
| Faulty starter motor |
Engine does not run smoothly | Faulty spark plug. |
| Carburettor incorrectly set |
| Air filter clogged |
| Fuel tank vent blocked |
| Ignition key defective |
| Dirt in the carburettor or fuel line |
| Choking or incorrectly adjusted throttle cable |
Engine seems to have no power | Air filter clogged |
| Spark plug defective |
| Dirt in the carburettor or fuel line |
| Carburettor incorrectly set |
| Choking or incorrectly adjusted throttle cable |
Engine overheats | Engine overloaded |
| Spark plug defective |
| Air intake or cooling flanges blocked |
| Fan damaged |
| Too little or no oil in engine |
| Ignition defective |
Battery does not charge | One or more battery cells faulty |
| Poor contact on the battery terminal cable connectors |
Machine vibrates | Blades are loose |
| Engine is loose |
| One or more blades unbalanced, caused by damage or poor balancing after |
| sharpening |
Uneven mowing | Blades blunt |
| Long or wet grass |
| Cutting unit skew |
| Grass blockage under hood |
| Different tyre pressures on right and left sides |
Engine speed too low
Drive belt slipping
English – 29
