Troubleshooting
Symptom | Possible Cause | Solution | ||
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Engine won't start. | 1. | Fuel tank is empty. | 1. | Add fuel. |
| 2. | Fuel valve is closed. | 2. | Open fuel valve. |
| 3. | Spark plug wire is not attached. | 3. | Attach spark plug wire. |
| 4. | Spark plug is fouled. | 4. | Replace spark plug. |
| 5. | Air filter is clogged. | 5. | Clean air filter. |
| 6. | Water pressure has built up in the pump. | 6. | Release water pressure by squeezing spray gun trig- |
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| ger. |
| 7. | Internal engine components have failed. | 7. | Refer to engine manual and/or see a qualified tech- |
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| nician for repair. |
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Engine starts, but | 1. | Engine speed is too slow. | 1. | Increase throttle setting. |
runs poorly. | 2. | The fuel line is clogged. | 2. | Clear the fuel lines. |
| 3. | The fuel valve is partially closed. | 3. | Fully open the fuel valve. |
| 4. | Low quality or contaminated fuel. | 4. | Replace with a clean, quality, unleaded gasoline. |
| 5. | Air filter is dirty. | 5. | Clean air filter. |
| 6. | Internal engine components are worn or | 6. | Refer to a qualified technician. |
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| have failed. |
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No, or low, water | 1. | Low water supply. | 1. | Water supply must flow at least 5 GPM. |
pressure. | 2. | Low pressure nozzle attached. | 2. | Attach a higher pressure nozzle. |
| 3. | Leak at high pressure hose fitting. | 3. | Tighten or replace fitting as necessary. |
| 4. | Water filter screen clogged. | 4. | Remove and clean filter. |
| 5. | Engine is not in high throttle position. | 5. | Increase engine speed with throttle lever. |
| 6. | High pressure hose is too long. | 6. | Use high pressure hose under 100 ft. |
| 7. | Engine or pump components are worn or | 7. | Refer a qualified technician for repair. |
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| have failed. |
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Will not draw chemi- | 1. | Spray gun does not have low pressure | 1. | Attach low pressure nozzle. |
cals. |
| nozzle attached. |
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| 2. | Chemical filter clogged. | 2. | Clean filter. |
| 3. | Chemical hose and filter not fully sub- | 3. | Be sure chemical hose and filter stay fully sub- |
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| merged in chemical. |
| merged in chemical. |
| 4. | Chemical is too thick. | 4. | Dilute chemical. Chemicals should be the consis- |
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| tency of water. |
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H8189/H8190 Gasoline Pressure Washer |
