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Page 16 — English
PROBLEM
CAUSE
SOLUTION
Engine fails to start
No fuel in tank
Spark plug shorted or fouled
Spark plug is broken (cracked porcelain
or electrodes broken)
Ignition lead wire shorted, broken, or
disconnected from spark plug
Ignition inoperative
Fill tank
Replace spark plug
Replace spark plug
Replace lead wire or attach to spark plug
Contact authorized service center
Engine hard to start
Water in gasoline
Weak spark at spark plug
Drain entire system and refill with fresh fuel
Contact authorized service center
Engine lacks power
Dirty air filter
Clean or replace air filter
Detergent fails to mix with spray
High pressure nozzle attached
Detergent tank is empty
Use blue soap nozzle to apply detergent
Add detergent to detergent tank
Pump doesn’t produce pressure
Low pressure nozzle installed
Replace with high pressure nozzle
Inadequate water supply
Provide adequate water flow
Trigger handle or spray wand leaks
Check connections and / or replace trigger
handle or spray wand
Nozzle is clogged
Clean nozzle
Air in line
Hose is leaking
Kink in hose
Choke in ON (START) position
Pump is faulty
Squeeze trigger on trigger handle to remove
air from line
Replace hose
Eliminate kinks in hose
Move choke to OFF (RUN) position
Contact authorized service center
Machine doesn’t reach high
pressure
Diameter of garden hose is too small
Water supply is restricted
Not enough inlet water
Wrong nozzle is attached
Replace with 3/4 in. garden hose
Check garden hose for kinks, leaks, and
blockages
Open water source full force
Attach the high pressure nozzle
TROUBLESHOOTING