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2010 Portable Spa
LTR20101000, Rev. C
Operating Your Spa
www.calspas.com
19
Message Meaning Action Required
LF Persistent low ow problems.
Heater is shut down, but other spa
functions continue to run normally.
Displays on the fth occurrence of
the HL or HFL message within 24
hours.
Follow action required for HL or HFL message.
Heating capacity of the spa will not reset
automatically. Press any button to reset.
OH
OHS
Overheat protection. The spa has
shut down. One of the sensors
has detected that the spa water is
110°F.
DO NOT ENTER THE WATER. Remove the spa cover
and allow water to cool. At 107°F, the spa should
automatically reset. If spa does not reset, shut off
the power to the spa and call your dealer or service
organization.
HH
OHH
Overheat protection (spa is
shutdown). One sensor has
detected 118˚F (48˚C) at the
heater.
DO NOT ENTER THE WATER!
Remove the spa cover and allow spa to cool below
107˚F (42˚C). Press any button on the topside
display to reset spa. If spa will not reset after spa has
cooled, turn off power for approximately 30 seconds
and then turn power back on. If display message is
repeated then shut the power off to the spa and call
your dealer or service organization.
Pr When your spa is rst actuated, it
will go into priming mode.
The priming mode will last for up to four minutes and
then the spa will begin to heat and maintain the water
temperature in the Standard mode.
SF Safety Suction. Spa is shut down. The display will show SF when a vacuum switch
closes. All functions will turn off and the system will
be disabled until a panel button is pressed.
SL Indicates heater is in Sleep Mode. None.
SA
Sb
SNA
Snb
Spa is shut down. The sensor that
is plugged into the sensor “A” or
“B” jack is not working.
If the problem persists, contact your dealer or service
organization. (May appear temporarily in an overheat
situation and disappear when the heater cools.)
Sns
Sn
Sensors are out of balance.
If this is alternating with the •
temperature, it may just be a
temporary condition.
If the display shows only this •
message (periodically blinking),
the spa is shut down.
Contact your dealer or service organization.
ST Indicates heater is in Standard
Mode.
None.
Stby Pressing a button combination
on the user panel has activated
Standby Mode.
Press any button to leave Standby Mode and return to
normal operation.