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Pressure Washer Has no Pressure

The part(s) or condition(s) listed below for the symptom Pressure washer has no pressure are ordered from most likely to least likely to occur. Check or test each item, starting with the items at the top of the page.

Most Frequent Causes for Pressure washer has no pressure

For the most accurate results, enter your model number.


Cause 1Pump Assembly

You may need to rebuild or replace the pump. If the pump is more than a few years old, and you use the pressure washer fairly often, replace the pump. If the pump is relatively new, and you don’t use the pressure washer often, either rebuild the pump or replace the pump seals.

Parts
Cause 2Pump

You may need to rebuild or replace the pump assembly. If the pump is more than a few years old, and you use the pressure washer fairly often, replace the pump assembly. If the pump is relatively new, and you don’t use the pressure washer often, either rebuild the pump assembly or replace the pump seals.

Parts