22
Maintenance
Troubleshooting
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
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.
Hotsy 900/1400 Operator’s Manual 9.803-325.0 - C