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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.
2. No fuel in tank 2. Fill tank.
3. Spark plug shorted or fouled 3. Replace spark plug.
4. Spark plug is broken (cracked 4. Replace spark plug.
porcelain or electrodes broken)
5. Ignition lead wire shorted, broken, 5. Replace lead wire or attach to spark
or disconnected from spark plug 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. Engine is under or over choked 2. Adjust choke as necessary.
3. Weak spark at spark plug 3. 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 tube is not 1. Insert detergent injection tube into
properly submerged detergent storage bucket
2. High pressure nozzle attached 2. Use low pressure nozzle (black) 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. Spray wand leaks 3. Replace wand.
4. Nozzle is clogged 4. Clean nozzle.
5. Pump is faulty 5. Contact authorized service center.
Machine doesn’t reach high 1. Diameter of garden hose is too 1. Replace with 3/4 in. garden hose.
pressure small
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.