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| PW2770, PW3270, and PW4070 |
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| Troubleshooting Chart - Gasoline Powered Pressure Washers Only |
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| Symptom | Possible Cause(s) | Corrective Action(s) |
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| Pump noisy / pump runs | 1. | Pump drawing in air/low water supply | 1. | Ensure fittings are tight. Increase water pressure |
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| rough | 2. | Valves dirty or worn | 2. | Check, clean or replace |
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| 3. | Worn bearings | 3. | Check and replace |
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| 4. | Water too hot | 4. | Reduce temperature below 100o F |
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| Pressure washer will not | 1. | Not using soap tip | 1. | Install 65 degree (black) soap tip |
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| spray detergent | 2. | Clog, kink, or hole in detergent suction hose | 2. | If clean, unkink or replace hose. |
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| 3. | Hose length too long | 3. | Use only hose length provided with initial pur- |
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| chase of pressure washer. Detergent suction will |
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| not function if more than one section of hose is |
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| attached to unit. |
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| 4. | Lance not functioning properly | 4. | Remove lance from gun. If detergent is dispensed |
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| through gun, the lance must be replaced. If no |
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detergent is dispensed through gun, remove 1” tapered detergent barb from pump. Clean the barb, and make sure that ball and spring are properly aligned with tapered portion of the spring facing the ball. The ball should be on top of the spring.
Notes
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