TROUBLESHOOTING – continued
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| Symptom | Cause | Solution |
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| No detergent. | Detergent suction tube | Check connection. |
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| not properly connected |
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| to the machine. |
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| Detergent is too thick. | Dilute detergent. For best results, |
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| use Kärcher detergent. |
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| Detergent filter valve is | Set detergent filter valve to a high- |
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| at lowest setting. | er setting. |
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| Filter on detergent suc- | Run warm water through filter to |
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| tion tube is clogged. | remove debris. |
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| Damaged or clogged | Remove obstruction or |
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| detergent suction tube. | replace detergent suction tube. |
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| A high pressure | Replace with black |
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| nozzle is attached. | detergent nozzle. |
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| Discharge nozzle | Blow out or remove debris |
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| is obstructed. | with fine needle. |
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| Garden hose | Loose fittings. | Tighten fittings. |
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| connection leaks. |
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| Missing/worn rubber washer. | Insert new washer. | |
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| Spray wand leaks. | Spray wand not properly | Slide the spray wand into the gun. |
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| attached. | Turn the wand collar clockwise onto |
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| the gun threads until tight. |
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| Broken | Call Kärcher customer service |
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| hotline and order an |
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| Pump is noisy. | Pump is sucking air. | Check that hoses and fittings are |
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| air tight. Turn off machine and |
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| purge pump by squeezing trigger |
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| gun until a steady flow of water |
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| emerges through the nozzle. |
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| Water leaks | Loose fittings. | Check that all fittings are tight. |
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| from pump. |
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| Water seals are | Call service center. |
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| damaged or worn. |
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| Thermal protection | Thermal protection |
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| device is activated. | device will auto reset. |
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| Oil Drip. | Oil seals are damaged | Call service center. |
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| or worn. |
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In USA Call:
or visit our website:
If you encounter any additional difficulties not listed, please call our service center for help.
Kärcher Customer Support USA
