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TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
Engine fails to start
1. Engine switch is in the off position.
1. Move switch to start.
. Fuel valve lever is OFF.
. Move the lever to ON.
3. No fuel in tank.
3. Fill tank.
4. Spark plug shorted or fouled.
4. Replace spark plug.
5. Spark plug is broken (cracked
5. Replace spark plug.
porcelain or electrodes broken).
6. Ignition lead wire shorted, broken,
6. Replace lead wire or attach to spark
or disconnected from spark plug.
plug.
7. Ignition inoperative.
7. Contact authorized service center.
8. Lubricant level is low.
8. Add lubricant to the engine.
Engine hard to start
1. Water in gasoline
1. Drain entire system and refill with
fresh fuel.
. Weak spark at spark plug
. Contact authorized service center.
Engine lacks power
1. Dirty air filter
1. Clean or replace air filter.
Detergent fails to mix with spray
1. Detergent injection hose is not
1. Insert injection hose into detergent
properly submerged
container.
. High pressure nozzle attached
. Use Dual Power Soap Nozzle to
apply detergent.
3. Injection hose is clogged/kinked.
3. Remove and replace injection hose.
4. Chemical injector is clogged.
4. Clean or replace injector.
Pump doesn’t produce pressure
1. Low pressure nozzle installed
1. Replace with high pressure nozzle.
. Inadequate water supply
. Provide adequate water flow.
3. Trigger handle leaks
3. Check connections and / or replace
trigger wand.
4. Nozzle is clogged
4. Clean nozzle.
5. Pump is faulty
5. Contact authorized service center.
6. Air in line
6. Squeeze trigger on trigger handle to
remove air from line.
Machine doesn’t reach high
1. Diameter of garden hose is too
1. Replace with 3/4 in. garden hose.
pressure
small
. Water supply is restricted
. Check garden hose for kinks, leaks,
and blockages.
3. Not enough inlet water
3. Open water source full force.
4. Wrong nozzle is attached
4. Attach high pressure nozzle.
