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TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Engine will not start
Out of fuel
Fill fuel tank
Engine oil low
Add engine oil
Spark plug wire disconnected
Connect spark plug wire
Bad spark plug
Replace
Spark plug wire has shorted
Contact ParkerBrand
Clogged fuel filter
Contact ParkerBrand
Engine hard to start
Stale fuel or water in fuel
Drain fuel and refill with fresh gasoline
Spark plug producing weak spark
Contact ParkerBrand
Excessively rich fuel mixture
Contact ParkerBrand
Engine lacks power and
vibrates excessively
Dirty air filter
Clean air filter
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Engine loses power when
load is added
Engine speed is too low
Contact ParkerBrand
Water pressure is weak
Water supply is restricted
Inspect garden hose for kinksor leaks. Make sure you are using a large
enough garden hose (min. ¾ inch diameter)
Water not turned on to full power
Open water source all the way
Not using high pressure nozzle
Change nozzle
Detergent and spray do not
mix
Detergent hose is not submerged or
has disconnected
Make sure hose is connected and submerged in the detergent
Black soap nozzle needed
Install soap nozzle
Engine stops during
operation
Out of fuel
Fill fuel tank