Lavorwash PWR4000 Mode D'emploi page 19

Pump Troubleshooting Continued
NOTE: Most detergent delivery problems can be prevented by:
1. Using citrus based detergents
2. Flushing the chemical/detergent system before storing
3. NEVER use powdered detergents that are not manufactured specifically
for use in pressure washers (ie dish detergent)
Pressure Washer Operation Manual
8. High pressure outlet
hose is blocked or leaks
9. Spray gun leaks
10. Nozzle is obstructed
11. Pump is faulty
1. Detergent adjustment
closed
2. Inadequate water supply
3. Nozzles in high pressure
mode
4. Water restriction
1. Water temperature too
high
2. Thermal relief valve stuck
open
8. Clear blockage in high
pressure outlet hose
9. Replace spray gun
10. Clear nozzle
11. Return unit to your
pressure washer dealer
1. Turn adjustment knob
counter clockwise to open
2. Connect to water supply
that will sufficiently supply
6GPM to pump
3. Replace high pressure
stainless steel nozzle with
brass soaper nozzle (black)
4. Remove wand/nozzle and
check for detergent delivery -
if you have soap, check and
clean nozzle and all fittings
removing scaling or other
restrictions
If problem continues, take to
your pressure washer dealer
1. Use cool water only,
maximum 140º F
2. Return unit to your
pressure washer dealer for
servicing
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