SECTION 4
PART#
49-057 REV K SAPPHIRE SCIENTIFIC RAGE
®
TROUBLESHOOTING:
ENGINE
Engine stops running: While
doing normal cleaning, the
engine stops running
Engine is out of gasoline
Add gasoline to the fuel 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.
Defective float switch inside the
waste tank.
Check switch for proper operation.
Replace as necessary.
Oil pressure switch on engine
has shut down, due to
insufficient oil pressure.
Refer to the Engine Operation and
Maintenance Manual. DO NOT restart
the engine until the cause is
determined and corrected.
No ignition in the engine or
engine is malfunctioning.
Refer to the Engine Operation and
Maintenance Manual.
Heat exchanger leaks NOTE:
The heat exchanger will
produce water condensation
discharge at times during
normal operation. DO NOT
confuse this with a leak.
Engine/vacuum exhaust heat
exchanger is damaged from
frozen water.
Inspect heat exchanger for leaks.
Visually inspect for damage. Pressure
check after removing from the unit.
(Maximum test pressure 1200 PSI).
Loss of temperature: The heat
output of the unit is LESS than
normal.
Solenoid switch stuck open
Replace temperature switch
Defective temperature gauge.
Test gauge and sensor. Replace failed
component.
Automatic waste pump is
malfunctioning or not
operating normally.
Defective waste pump float
switch.
Charge or replace battery if needed.
Check charging station.
Pump-out circuit breaker on
control panel has been tripped.
After inspecting waste pump to
determine the cause of the tripped
circuit breaker, press the reset button.
Inspect check valve for debris
or damage.
Clean or replace if necessary.
TROUBLESHOOTING:
BLOWER / VACUUM PUMP
Improper throttle adjustment.
Adjust throttle to set desired vacuum
pressure.
Vacuum relief valve requires
adjustment.
Readjust the vacuum relief valve to
13”Hg
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