Troubleshooting - KNOVA KN 9832-G Manual

TROUBLESHOOTING

PROBLEM
Engine does not start
Engine hard to start
Engine lacks
power and vibrates
excessively
Engine quits during
operation
Engine looses power
when load is added
Water pressure is
weak
Pump fails to produce
pressure or pressure
is inconsistent
PROBLEM CAUSE
1. Out of fuel
2. Engine oil low
3. Spark plug wire
disconnected from
spark plug
4. Bad spark plug
5. Spark plug wire has
shorted
6. Ignition inoperative
1. Stale fuel or water in fuel
2. Spark plug producing
weak spark
3. Excessively rich fuel
mixture
1. Dirty air filter
1. Out of fuel
1. Engine speed is too slow
1. Water supply is restricted
2. Water not turned on to full
power
3. Not using high pressure
nozzle
1. Water supply is restricted
2. Water not turned on full
power
3. Not using high pressure
nozzle
4. Nozzle is clogged
5. Spray gun leaks
6. Air in line
7. Inlet hose screen is
clogged
8. Water supply is over
100°F
9. Pump is faulty
REMEDY SUGGESTED
1. Fill fuel tank
2. Add engine oil
3. Connect spark plug wire
4. Replace spark plug
5. Contact service center
6. Contact service center
1. Drain fuel and refill with fresh gasoline
2. Contact service center
3. Contact service center
1. Clean air filter
1. Fill fuel tank
1. Move throttle to fast. If this does not correct problem,
contact service center.
1. Inspect garden hose for kinks or leaks. Make sure you
are using a large enough garden hose (min. ¾ inch
diameter)
2. Open water source all the way
3. Change nozzle
1. Inspect garden hose for kinks or leaks. Make sure you
are using a large enough garden hose (Min. ¾ inch
diameter)
2. Open water source all the way
3. Change nozzle
4. Clean nozzle
5. Check spray gun connection or replace spray gun
6. Squeeze trigger handle to remove air
7. Clean inlet
8. Use cool water supply
9. Contact service center
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