18
Troubleshooting
7
Section
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 strainer.
6.
Water supply is over 100°F.
7.
High pressure hose is blocked or
leaks.
8.
Gun leaks.
9.
Spray tip is obstructed.
10. Pump is faulty.
1.
Replace spray tip 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
strainer.
6.
Provide cooler water supply.
7.
Clear blocks in outlet hose.
8.
Replace 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 filter is clogged or
cracked.
3.
Dirty in-line filter.
4.
High pressure spray tip installed.
1.
Insert detergent siphoning tube
into detergent.
2.
Clean or replace filter/detergent
siphoning tube.
3.
See "Check In-Line Filter".
4.
Replace spray tip with low
pressure spray tip.
Engine shuts down during
operation.
1.
Out of gasoline.
2.
Low oil level.
1.
Fill fuel tank.
2.
Fill crankcase to proper level.
