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Troubleshooting Chart
If you are experiencing a problem that is not listed in this chart,
or have checked all the possible cause listed and you are still
experiencing the problem. Please Contact Customer Service at
1- 866-338-7519.
GASOLINE ENGINES
TROUBLESHOOTING
Problem Cause Correction
Unit has following
problems: failure to
produce pressure,
erratic pressure,
chattering, loss of
pressure, low water
volume.
Low pressure spray tip installed.
Water inlet is blocked.
Inadequate water supply.
Inlet hose is kinked or leaking.
Clogged inlet hose screen.
Water supply is over 100°F (38°C)
High pressure hose is blocked or
leaks.
Spray gun leaks.
Spray tip is obstructed.
Pump is faulty.
Replace with high pressure spray
tip.
Clear inlet.
Provide adequate water ow.
Straighten inlet hose, patch leak.
Check and clean inlet hose screen.
Provide cooler water supply.
Clear blocks in outlet hose.
Replace spray gun.
Clean spray tip.
Contact local service facility.
Detergent fails to mix
with spray.
Detergent siphoning tube is not
submerged.
Detergent siphoning tube/lter is
clogged or cracked.
High pressure spray tip installed.
Insert detergent siphoning tube into
detergent.
Clean or replace lter/detergent
siphoning tube.
Replace with low pressure spray
tip.
Engine lacks power. Dirty air lter. Replace air lter.
Engine will not start Throttle lever on/off switch in OFF
position
No fuel in engine
Worn fouled or dirty spark plug
Pressure build up in pump
Turn throttle lever to ON position
Fill fuel tank or turn on fuel supply
Replace with factory recommended
spark plug
Squeeze trigger on spray wand
(refer to operating instructions in
owner’s manual)
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