22 BRIGGSandSTRATTON.COM
Troubleshooting
Problem Cause Correction
Pump 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
(38º 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 facility.
Detergent fails to mix with
spray.
1. Detergent siphoning tube is not
submerged.
2. Detergent siphoning tube is
clogged or cracked.
3. High pressure spray tip
installed.
4. Detergent siphoning check ball
stuck.
1. Insert detergent siphoning tube
into detergent.
2. Clean or replace detergent
siphoning tube.
3. Replace with low pressure spray
tip.
4. Free detergent siphoning check
ball.
Engine runs good at no-load
but “bogs” when load is added.
Engine speed is too slow.
Move throttle control to FAST (
)
position. If engine still “bogs
down”, contact local service facility.
Engine will not start; starts
and runs rough, or shuts down
during operation.
1. Low oil level.
2. Dirty air cleaner.
3. Out of fuel.
4. Stale fuel.
5. Spark plug wire not connected
to spark plug.
6. Bad spark plug.
7. Water in fuel.
8. Excessively rich fuel mixture.
1. Fill crankcase to proper level.
2. Clean or replace air cleaner.
3. Fill fuel tank.
4. Drain fuel tank; fill with fresh fuel.
5. Connect wire to spark plug.
6. Replace spark plug.
7. Drain fuel tank; fill with fresh fuel.
8. Contact local service facility.
Engine lacks power. Dirty air filter. Replace air filter.
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