Trouble Shooting Guide
Chapter 8: Trouble Shooting Guide
Check the machine refer to this guide before contacting your service workshop.
Problem | Cause | |
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The engine will not start. | • | Fuel tank empty |
| • | Incorrect fuel type |
| • | Air in fuel system |
| • | The glow plug system is not working (Fuse FU7) |
| • | Serious engine damage |
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Starter does not turn the engine | • | Glow plugs do not heat up |
| • | The pedals are affected |
| • | Brake not applied |
| • | Hydrostat pedals not in the neutral position |
| • | Discharged battery |
| • | Poor contact affecting the battery terminal cable |
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| connections, starter switch, or starter motor |
| • | Blown fuse on or by the battery (check 3) |
| • | Defective starter switch |
| • | Faulty starter |
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The engine runs erratically | • | Air in fuel system |
| • | Defective excess flow valve |
| • | Blocked fuel filter |
| • | Low feed pressure |
| • | Clogged air filter |
| • | Blocked fuel tank ventilation |
| • | Disconnected fuel line (diffuser jet) |
| • | Defective injector |
| • | Defective injection pump |
| • | Defective feed pump |
| • | Incorrect fuel type |
| • | Serious engine damage |
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Abnormal exhaust smoke | • | Black smoke: |
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| Incorrect fuel quantity from injection pump |
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| Defective injector |
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| Incorrect timing of injection pump |
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| Clogged air filter |
| • | Blue smoke: |
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| Engine oil level too high |
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| Serious engine damage |
| • | White smoke: |
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| Defective cylinder head gasket |
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| Cracked cylinder head |
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| Engine oil level too high |
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