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PROBLEM CAUSE SOLUTION
Engine fails to start
1. No fuel in tank 1. Fill tank
2. Engine switch in OFF position 2. Turn engine switch to ON position
3. Spark plug shorted or fouled 3. Replace spark plug
4. Spark plug is broken (cracked
porcelain or electrodes broken)
4. Replace spark plug
5. Ignition lead wire shorted, broken,
or disconnected from spark plug
5. Replace lead wire or attach to spark plug
6. Ignition inoperative 6. Contact authorized service center
Engine hard to start
1. Water in gasoline 1. Drain entire system and refill with fresh fuel
2. Weak spark at spark plug 2. 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
properly submerged
1. Insert injection hose into detergent
container or detergent bottle
2. High pressure nozzle attached 2. Use Soap Blaster
™
Nozzle to apply
detergent
Pump doesn’t produce
pressure
1. Low pressure nozzle installed 1. Replace with high pressure nozzle
2. Inadequate water supply 2. Provide adequate water flow
3. Trigger handle or spray wand leaks 3. Check connections and / or replace trigger
handle or spray 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
pressure
1. Diameter of garden hose is too small 1. Replace with 3/4 in. garden hose
2. Water supply is restricted 2. 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 the high pressure nozzle
5. Air in hose causing spray bar to turn
too slowly
5. Disconnect trigger handle and let water run
until steady stream
Striping, swirl patterns,
or other marks appear in
cleaned surface
1. Pace is too fast 1. Slow your pace
2. Surface cleaner brush skirt bristles
are worn
2. Replace surface cleaner brush skirt
3. Feet on frame assembly are worn 3. Replace frame assembly feet
4. Air in hose causing spray bar to turn
too slowly
4. Disconnect trigger handle and let water run
until steady stream
TROUBLESHOOTING