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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” |
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| tapered detergent barb from pump. Clean the |
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| barb, and make sure that ball and spring are |
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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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