Electrical Power Efficiency; Diagnostic Messages - Cal Spas PATIO Owner's Manual

Electrical Power Efficiency

Your new spa comes equipped with an electric heater.
Following the directions listed below will ensure the most
efficient operation:
NOTE: This method is only for spa usage under two hours
a week.
• Keep the spa's operating temperature 5˚F below the
desired usage temperature when not in use.
or two hours before use, set the temperature to the
desired temperature.
• If the spa usage exceeds two hours a week, the set
temperature should remain at the desired usage
temperature.

Diagnostic Messages

Message Meaning
No message
1) Spa temperature is unknown.
on display
2) Spa is in Economy or Sleep mode.
3) Power has been cut off to the spa.
BUF Internal problem detected.
dr
Insufficient water detected in heater.
Spa will be shut down for 15 minutes.
dry
Insufficient water detected in heater.
Spa is shut down.
dY
(Displays on third occurrence of dr
message.)
Ec
Indicates heater is in Economy Mode.
--F or --C Temperature unknown
HL
A difference in readings between
temperature sensors has been detected
HFL
indicating a possible water flow
problem.
IC
Potential freeze condition detected.
ICE
2020 Portable Spas - LAF
LTR20201163, Rev. E
• The air venturis should be used sparingly. When open,
water temperature drops quite rapidly and can also
dissipate chemicals.
Allowing the water temperature to lower more than 10˚F
below the desired usage temperature and reheating it prior
to usage will cause the heater to operate longer than it
normally would maintaining the desired temperature. Doing
One
this will increase your operating cost and makes your heater
work more than necessary.
Action Required
1) After pump has been running for 2 minutes temperature
will be displayed.
2) 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.
3) The control panel will be disabled until power returns.
Spa settings and time of day will be preserved for 30 days
with a battery back-up.
Repair required. Contact your dealer or service organization.
Check water level in spa. Refill if necessary. Make sure
pumps are been primed and filter cartridges are clean.
Press any button to reset or wait 15 minutes and spa will
automatically reset. If message spa does not reset, call your
dealer or service organization.
Follow directions for dr message and press any button to
reset spa. Spa will not automatically reset when dry or dY is
displayed.
None.
After the pump has been running for two minutes, the
temperature will be displayed.
Make sure spa is filled to proper level and that pumps are
primed and filter cartridges are clean. If message does not
reset, call your dealer or service organization.
No action required. The pumps and the blower will
automatically activate regardless of spa status.
13
www.calspas.com