Graco 2730H Pressure Washer User Manual


 
Troubleshooting
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Packings are failing frequently or pre-
maturely
Scored, damaged, or worn plungers Install new plungers.
Abrasive material in fluid being
pumped
Install proper filtration on pump inlet
plumbing.
Inlet water temperature too high Check water temperatures. It should
not exceed 160°F (70°C).
Pump running too long without spray-
ing
Never run pump more than 10 min-
utes without spraying.
Running pump dry Do not run pump without water.
Strong surging at inlet and low pres-
sure on discharge side
Foreign particles in inlet or discharge
valve or worn inlet and/or discharge
valves
Clean or replace valves.
Problem Cause Solution