Page 15 — English
TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
Engine fails to start
No fuel in tank
Fill tank
Spark plug shorted or fouled
Replace spark plug
Spark plug is broken (cracked
Replace spark plug
porcelain or electrodes broken)
Ignition lead wire shorted, broken,
Replace lead wire or attach to spark
or disconnected from spark plug
plug
Ignition inoperative
Contact authorized service center
Engine hard to start
Water in gasoline
Drain entire system and refill with
fresh fuel
Weak spark at spark plug
Contact authorized service center
Engine lacks power
Dirty air filter
Clean or replace air filter
Detergent fails to mix with spray
Detergent injection hose is not
Insert injection hose into detergent
properly submerged
container or detergent bottle
High pressure nozzle attached
Use low pressure nozzle (black) to
apply detergent
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
Pump is faulty
Contact authorized service center
Air in line
Pull trigger on trigger handle to
remove air from line
Machine doesn’t reach high
Diameter of garden hose is too
Replace with 3/4 in. garden hose
pressure small
Water supply is restricted
Check garden hose for kinks, leaks,
and blockages
Not enough inlet water
Open water source full force
Wrong nozzle is attached
Attach the high pressure nozzle
