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18
TROUBLESHOOTING
Problem Cause Correction
Pump has following problems:
failure to produce pressure, erratic
pressure, chattering, loss of
pressure, low water volume.
1. Low pressure nozzle installed.
2. Water inlet is blocked.
3. Inadequate water supply.
4. Inlet hose is kinked or leaking.
5. Clogged inlet hose strainer.
6. Water supply is over 100°F.
7. High pressure hose is blocked or
leaks.
8. Gun leaks.
9. Nozzle is obstructed.
10. Pump is faulty.
1. Replace nozzle with high pressure
nozzle.
2. Clear inlet.
3. Provide adequate water flow.
4. Straighten inlet hose, patch leak.
5. Check and clean inlet hose
strainer.
6. Provide cooler water supply.
7. Clear blocks in outlet hose.
8. Replace gun.
9. Clean nozzle.
10. Contact Briggs & Stratton Power
Products service facility.
Detergent fails to mix with spray.
1. Chemical shut-off valves are in the
"Off" position.
2. Dirty in-line filter.
3. High pressure nozzle installed.
1. Rotate chemical shut-off valve on
desired chemical reservoir to "On"
position.
2. See "Check In-Line Filter".
3. Replace nozzle with low pressure
nozzle.
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 Briggs and Stratton service
facility.
Engine shuts down during
operation.
Out of gasoline. Fill fuel tank.
Troubleshooting
7
Section