TROUBLESHOOTING POINTS
Generac 2500PSI High Pressure Washer
16
High Pressure Washer
Problem Cause Correction
Pump has following problems: 1. Lance in low pressure mode. 1. Adjust chemical valve handle on
failure to produce pressure, erratic dual lance to high pressure.
pressure, chattering, loss of pressure, 2. Water inlet is blocked. 2. Clear inlet.
low water volume. 3. Inadequate water supply. 3. Provide adequate water flow.
4. Garden hose is kinked or leaking. 4. Straighten garden hose, patch leak.
5. Clogged inlet hose strainer. 5. Check and clean water inlet screen.
6. Water supply is over 140°F. 6. Provide cooler water supply.
7. Outlet hose is blocked or leaks. 7. Clear blocks in outlet hose.
8. Gun leaks. 8. Replace gun.
9. Nozzle is obstructed. 9. Clear nozzle.
10. Pump is faulty. 10. Contact Generac service facility.
Detergent fails to mix with spray. 1. Chemical injector hose is not submerged. 1. Insert chemical line into deter
gent.
2. Chemical injector hose is clogged. 2. Clean or replace filter/chemical
injector hose.
3. Nozzle is in high pressure mode. 3. Turn valve on dual lance.
4. Chemical concentration knob is closed. 4. Open chemical concentration knob.
Engine runs well when not spraying Engine speed is too slow. Contact Generac service facility.
but bogs down when the trigger is
squeezed.