Operating instructions

MAINTENANCE
980076 08/26/03 4-17
PROBLEM CAUSE SOLUTION
Engine is out of gasoline. Add gasoline to the fuel tank.
Waste tank is full. Empty waste tank.
Main circuit breaker on the
control panel has been tripped.
After inspecting the unit to determine
the cause of the tripped circuit breaker,
press the reset button.
Solution temperature has
exceeded 285° F, causing the
unit to shut down.
Refer to “Excessive Heating” in the
“Troubleshooting” section of this
manual.
Defective fuel pump. Replace fuel pump.
Defective float switch inside
the waste tank.
Disconnect the float switch plugs and
bypass the float switch. If the unit
starts, repair the defective float switch.
285° F solution temperature
switch is defective.
Test switch, if necessary, replace.
Loss of oil pressure in engine. Check for proper oil level or wrong type
of oil being used.
Defective engine oil pressure
switch.
Test switch, if necessary, replace.
Engine stops running, while doing
normal cleaning.
No ignition in the engine or
engine is malfunctioning.
Refer to Briggs & Stratton Engine
Operation and Service Manual.
Check instrumentation setting:
Temperature control is set at a
high temperature.
If cleaning, make certain that the water
pump switch is in the ON position.
Set temperature control to a lower
setting.
Defective temperature control
or temperature control
microswitch.
Inspect temperature control for proper
operation. Repair, or replace, if
necessary.
Excessive heating
Flow restriction caused by
hard water scaling.
Descale unit, repair or replace
damaged plumbing components as
necessary. Install water softener.
Check instrumentation
settings:
Temperature control is set at a
low temperature.
Set the temperature control to a higher
setting.
Defective temperature control. Inspect temperature control for proper
operation. Repair, or replace, if
needed.
Engine RPM is low. Reset engine RPM. Refer to Briggs &
Stratton Operation and Service
Manual.
Loss of temperature.
Defective temperature gauge. Test gauge and sensor. Replace failed
component.