24
Hyundai Power Equipment
troubleshooting
Problem Cause Correction
Unit has following
problems:
Failure to
produce pressure,
erratic pressure,
chattering, loss
of pressure, low
water volume.
1. Low pressure spray tip
installed.
2. Water inlet is blocked.
3. Inadequate water supply.
4. Inlet hose is kinked or
leaking.
5. Clogged inlet hose screen.
6. Water supply is over 100°F
(38°C).
7. High pressure hose is
blocked or leaks.
8. Spray gun leaks.
9. Spray tip is obstructed.
10. Pump is faulty.
1. Replace with high pressure
spray tip.
2. Clear inlet.
3. Provide adequate water
flow.
4. Straighten inlet hose, patch
leak.
5. Check and clean inlet hose
screen.
6. Provide cooler water supply.
7. Clear blocks in outlet hose.
8. Replace spray gun.
9. Clean spray tip.
10. Contact local service agent.
Detergent fails to
mix with spray.
1. Detergent siphoning tube is
not submerged.
2. Detergent siphoning tube/
filter is clogged or cracked.
3. High pressure spray tip
installed.
1. Insert detergent siphoning
tube into detergent.
2. Clean or replace filter/
detergent siphoning tube.
3. Replace with low pressure
spray tip.
Engine lacks
power.
1. Dirty air filter. 1. Replace air filter.
Engine will not
start
1. Throttle lever on/off switch
in OFF position
2. No fuel in engine
3. Worn fouled or dirty spark
plug
4. Pressure build up in pump
1. Turn throttle lever to ON
position
2. Fill fuel tank or turn on fuel
supply
3. Replace with factory
recommended spark plug
4. Squeeze trigger on spray
lance
Units with Oil alert 1. Engine not level or Engine
oil level too low
1. Place engine on level
surface or fill crankcases
with SAE 15W40 oil.
PETROL ENGINES
Troubleshooting Chart
If you are experiencing a problem that is not listed in this chart, or have
checked all the possible cause listed and you are still experiencing the
problem, see your authorized dealer.
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