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10
TROUBLESHOOTING
Symptom Cause Solution
Engine will not
start.
Unit does not reach
high pressure.
Output pressure
varies high and low.
Fuel valve is in “OFF” position. Slide the fuel valve lever to “ON” position.
Choke is not in correct position. Slide choke lever left to closed position.
Engine throttle is not
in correct position.
Slide the throttle left 1/3 of the
way to the fast position.
Pressure built up in the
high pressure washer.
Squeeze the trigger to
release the pressure.
Engine switch in “OFF” position. Turn engine switch on.
Black detergent
nozzle is attached.
Remove black detergent nozzle
and attach a high pressure nozzle.
Diameter of garden hose
is too small.
Replace with a 3/4 inch
garden hose.
Water supply is restrict-
ed.
Check garden hose for kinks,
leaks and blockage.
Not enough inlet water supply. Open water source full force.
Water inlet filter is
clogged.
Remove filter and rinse out
in warm water.
Not enough inlet water
supply.
Turn water on full force. Check garden
hose for kinks, leaks or blockage.
Pump is sucking air. 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.
Water inlet filter is
clogged.
Remove filter and rinse out
in warm water.
Discharge nozzle
is obstructed.
Blow out or remove debris
with a fine needle.
Calcified gun, hose
or spray wand.
Run distilled vinegar through
detergent suction tube.
No gasoline. Fill gas tank.
Low oil level sensor activated.
Add oil.
Pump pressure control is
in low pressure position.
Turn pump pressure control to
high pressure position.