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English 15
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CAUTION
Remove the spark plug cable to prevent ac-
cidental ignition of the engine before mak-
ing any repair.
TROUBLESHOOTING
Symptom Cause Solution
Engine will not start No gasoline Fill gas tank
Engine switch is in the OFF position. Push the engine switch to the ON
position.
Fuel valve is closed Open fuel valve.
Water pressure built up in the ma-
chine.
Squeeze the trigger to release
the pressure.
Unit does not reach
high pressure.
Diameter of garden hose is too
small.
Replace with a 5/8 inch or larger
garden hose.
Water supply is restricted. Check garden hose for kinks,
leaks and blockage.
Not enough inlet water supply. Turn water on full force. Check
garden hose for kinks, leaks or
blockage.
Water inlet filter is clogged. Remove filter and rinse out in
warm water.
Spray wand is on low pressure posi-
tion.
Slide spray wand tip to low pres-
sure position.
Output pressure
varies high and low.
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.
Spray nozzle is obstructed. Blow out or remove debris with a
fine needle.
Calcified gun, hose or spray wand. Run distilled vinegar through de-
tergent suction tube.