LTR20071000, Rev. B 5/30/07 - Cal Spas

Operating Your Spa
Message Meaning Action Required
Sns
HFL
LF
dr
dry
Pr
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.
A substantial difference between
the temperature sensors was
detected. This could indicate a
flow problem.
Persistent low flow problems.
(Displays on the fifth occurrence
of the “HFL” message within 24
hours.) Heater is shut down, but
other spa functions continue to
run normally.
Inadequate water detected in
heater.
Inadequate water detected
in heater. (Displays on third
occurrence of “dr” message.) Spa
is shut down.
When your spa is first actuated, it
will go into Priming mode.
If the problem persists, contact your dealer or service
organization.
If the water level is okay, make sure the pumps have been
primed. If problem persists, contact your dealer or service
organization.
Follow action required for “HFL” message. Heating capacity
of the spa will not reset automatically; you may press any
button to reset.
Check water level in spa. Refill if necessary. If the water level
is okay, make sure the pumps have been primed. Press any
button to reset.
Follow action required for “dr” message. Spa will not
automatically reset; you may press any button to reset.
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.
--F or --C Temperature unknown After the pump has been running for two minutes, the
temperature will be displayed.
- - - - - - Economy or Sleep mode.
Temperature not displayed.
In Economy or Sleep mode, the pump may be off for hours
outside a filter cycle. If you wish to see the current spa
temperature, either switch to Standard mode or turn Jets1 on
for at least two minutes.
BUF Internal problem detected. Repair required. Contact your dealer or service organization.
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.
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.
ST
Ec
Indicates heater is in standard
mode
Indicates heater is in economy
mode
None
None
SL Indicates heater is in sleep mode None
Page 18
2007 Portable Spa Owner’s Manual
LTR20071000, Rev. B