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English 13
Symptom Cause Solution
ENGINE WILL NOT
START
No gasoline Fill gas tank
Choke is not in the correct
position
Slide choke lever out to closed position
Water pressure built up in
the machine
Squeeze the trigger to release the pressure
For additional engine problems refer to the engine manual.
UNIT DOES NOT
REACH HIGH
PRESURE
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 fi lter is clogged Remove fi lter and rinse out in warm water
Black detergent nozzle is
attached
Remove black detergent nozzle and attach
high pressure nozzle
OUTPUT PRES-
SURE
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 fi ttings are air tight.
Turn off machine and purge pump by
squeezing trigger gun until a steady fl ow of
water emerges through the nozzle
Water inlet fi lter is clogged Remove fi lter and rinse out in warm water
Spray nozzle is obstructed Blow out or remove debris with a fi ne needle
Calcifi ed gun, hose or
spray wand
Run distilled vinegar through detergent
suction tube.
CAUTION
Remove the spark plug cable to prevent accidental ignition of the
engine before making any repair
TROUBLESHOOTING