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10. SYMPTOM: THE SPA JET UNIT CONTINUES
TO RUN AFTER IT HAS BEEN SHUT OFF
a. To turn the main jets off, press pump button
once or twice. Note: If the actual spa water
temperature is below the set temperature, or if
the spa is running a filter cycle, the heater
pump/motor will not shut off.
11. SYMPTOM: THE LETTERS OH, FL, OR SN
APPEAR IN THE CONSOLE DISPLAY
OH: Overheat (spa is deactivated).
Do not enter
the water.
If the spa water has reached 112° F,
remove the spa cover to cool the water.
Overheating may occur if the filter cycle is set too
long. At 110° F the spa should reset itself. If the
high-limit sensor detects 118° F at the heater, the
spa will shut down. When the heater cools to 110°
F press any button to reset the spa. If the spa will
not reset, shut off power to the spa and call your
dealer or service organization.
FL: Flow. A pressure switch is not working. Call
your dealer or service organization.
Sn: Sensor (spa is deactivated). The high-limit
sensor or water temperature sensor is not work-
ing. Call your dealer or service organization.