troubleshooting
| Problem |
| Cause |
| Solution | |
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| Engine fails to start | 1. | No fuel in tank | 1. | Fill tank | |
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| 2. | Spark plug shorted or fouled | 2. | Replace spark plug | |
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| 3. | Spark plug is broken (cracked | 3. | Replace spark plug | |
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| porcelain or electrodes broken) |
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| 4. | Ignition lead wire shorted, broken, | 4. | Replace lead wire or attach to spark | |
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| or disconnected from spark plug |
| plug | |
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| 5. | Ignition inoperative | 5. Contact authorized service center | ||
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| 6. | Unit is not primed. | 6. | Press the primer bulb 3 times | |
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| (5 times if starting for the first time). | |
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| Engine hard to start | 1. | Water in gasoline | 1. | Drain entire system and refill with | |
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| fresh fuel | |
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| 2. | Weak spark at spark plug | 2. | Contact authorized service center | |
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| Engine lacks power | 1. | Dirty air filter | 1. | Clean or replace air filter | |
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| Detergent fails to mix with spray | 1. | Detergent injection hose is not | 1. | Insert injection hose into detergent | |
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| properly submerged |
| storage bucket | |
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| 2. | High pressure nozzle attached | 2. | Use low pressure nozzle (black) to | |
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| apply detergent | |
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| Pump doesn’t produce pressure | 1. | Low pressure nozzle installed | 1. | Replace with high pressure nozzle | |
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| 2. | Inadequate water supply | 2. | Provide adequate water flow | |
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| 3. | Spray wand leaks | 3. | Check connections and / or replace | |
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| wand | |
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| 4. | Nozzle is clogged | 4. | Clean nozzle | |
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| 5. | Pump is faulty | 5. | Contact authorized service center | |
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| 6. | Air in line | 6. | Squeeze trigger on spray wand to | |
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| remove air from line | |
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| Machine doesn’t reach high | 1. Diameter of garden hose is too | 1. | Replace with 3/4 in. garden hose | ||
| pressure |
| small |
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| 2. | Water supply is restricted | 2. | Check garden hose for kinks, leaks, | |
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| and blockages | |
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| 3. | Not enough inlet water | 3. | Open water source full force | |
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| 4. | Wrong nozzle is attached | 4. | Attach the high pressure nozzle | |
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