| Troubleshooting schedule | ||
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Engine overheats |
| Engine overloaded |
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| Coolant level too low |
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| Air intake or cooling flanges blocked |
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| Fan damaged |
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| Too little or no oil in engine |
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| Incorrect radiator cap |
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| Coolant pump drive belt broken |
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Battery does not charge |
| One or more battery cells faulty |
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| Poor contact on the battery terminal cable connectors |
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| Defective alternator |
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| Alternator belt broken or slipping |
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| Wires to the alternator broken |
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| Defective battery maintenance |
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| Sulphated battery |
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Machine vibrates |
| Blades are loose |
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| Damaged universal joint |
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| Engine is loose |
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| The hydraulic pump is loose |
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| Damaged support bearing for PTO shaft |
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| Bevel gear is loose |
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| The engine is not firing on all cylinders |
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| Pulley loose or worn bearing on cutting unit |
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| One or more blades unbalanced, caused by damage or poor |
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| balancing after sharpening |
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Uneven mowing |
| Blades blunt |
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| Cutting unit skew |
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| Long or wet grass |
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| Grass blockage under hood |
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| Different tyre pressures on right and left sides |
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| Different tyre pressures on pivot wheel |
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| Engine speed too low |
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| Cutting unit belt slipping |
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| PTO belt slipping |
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| Cutting height too low |
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English – 39
