On/Off switch is in the
“OFF” (O) position.
Power cord is not plugged in.
Extension cord is too long.
Extension cord is not proper gauge.
Extension cord is damaged.
Electrical outlet does
not supply adequate power.
Turn switch to the “ON” ( | ) position.
Plug in power cord.
Replace extension cord with a
50’ 14 gauge cord.
Try a different outlet.
GFCI needs to be reset.
Press RESET button on the GFCI.
Motor will
not start.
Diameter of garden hose is too small.
Water supply is restricted.
Not enough inlet water supply.
Water inlet filter is clogged.
Pump is sucking air.
Replace with a inch or
5/8” garden hose.
Check garden hose for kinks,
leaks and blockage.
Open water source full force.
Remove filter and rinse
out in warm water.
Check that hoses and fittings are air
tight. Turn “OFF” machine and purge
pump by squeezing trigger gun until a
steady flow of water emerges through
the nozzle.
Unit does
not reach
high pressure.
Not enough inlet water supply.
Pump is sucking air.
Water inlet filter is clogged.
Discharge nozzle is obstructed.
Turn water on full force. Check garden
hose for kinks, leaks or blockage.
Check that hoses and fittings are air
tight. Turn “OFF” machine and purge
pump by squeezing trigger gun until a
steady flow of water emerges through
the nozzle.
Remove filter and rinse
out in warm water.
Blow out or remove debris
with a fine needle.
Output pressure
varies high
and low.
Detergent container is empty.
Detergent bottle or suction tube
not properly connected.
Detergent is too thick.
Filter on detergent suction tube
is clogged.
Damaged or clogged detergent
suction tube.
Nozzle is in high-pressure position.
Discharge nozzle is obstructed.
Add more detergent.
Check connections.
Dilute detergent.
Run warm water through filter
to remove debris.
Remove obstruction or replace
detergent suction tube.
Turn nozzle tip to low-pressure
position.
Blow out or remove debris with
a fine needle.
No detergent.
Symptom
Cause
Solution
TROUBLESHOOTING
12
