Troubleshooting - Ford FPWG3400H Operator's Manual

PROBLEM
Engine does not start
Engine hard to start
Engine lacks power and vibrates
excessively
Engine quits during operation
Engine loses power when load is
added
Water pressure is weak
Detergent and spray do not mix
Pump fails to produce pressure or
pressure is inconsistent

TROUBLESHOOTING

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.
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. Detergent hose is not submerged
or has disconnected
2. Black soap nozzle needed
1. Water supply is restricted
2. Water not turned on full power
3. Nozzle is clogged
4. Spray gun leaks
5. Air in line
6. Inlet hose screen is clogged
7. Water supply is over 100°F
8. Pump is faulty
21
SOLUTION
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.
gasoline.
2. Contact service center
3. Contact service center
1.
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. Make sure hose is connected
and submerged in the detergent.
2. Install soap 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. Clean nozzle
4. Check spray gun connection or
replace spray gun
5. Squeeze trigger handle to
remove air
6. Clean inlet
7. Use cool water supply
8. Contact service center