97-6574 • HOTSY 900-1400 GAS FIRED • REV. 10/05
17
PRESSURE
W
ASHER
T
roub
leshooting Guide
TROUBLESHOOTING
TROUBLESHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSES
CORRECTIVE ACTION
Pressure washer will
not run.
Pump switch in OFF position.
Place switch in ON position.
Power supply disconnected.
Connect power supply.
Fuse blown or circuit breaker
tripped in electrical supply line.
Replace fuse or reset circuit breaker. Use
only circuits of adequate capacity.
Motor circuit overload tripped.
Allow sufficient time for motor to cool
down. Place pump switch in ON position.
Pressure washer runs but
won't spray.
Trigger of trigger gun released.
Squeeze trigger.
Water supply not turned on.
Open water supply valve.
Clogged pressure nozzle.
Clean pressure nozzle opening.
Inlet water screen clogged.
Check screen and clean if necessary.
Pump sucking air.
Fill the detergent container and check for
loose hose clamps or fittings.
Low spray pressure at
nozzle.
Inadequate water supply.
Fully open faucet. Check for kinked or
damaged hose. Use 5/8" minimum hose.
Check for debris clogging inlet screen.
Partially clogged or damaged
pressure nozzle.
Clean or replace.
Air being drawn through detergent
inlet line.
Refill detergent container. Ensure that
pick-up screen is fully immersed.
Uneven spray pattern.
Partially clogged or damaged
pressure nozzle.
Clean or replace.
Pressure washer will not
produce hot water.
(continued)
Burner switch in OFF position.
Place switch in ON position.
Gas valve switch in OFF position.
Place switch in ON position.
Inadequate fuel supply.
Check fuel supply.
Pump switch turned off.
Pump must be running before burner will
light.