ThermoSpas Designer Series User Manual

41
Common Diagnostic Messages
Error Code Meaning Action
OHH
Overheat - The spa has shut
down. One of the sensors has
detected a temperature of 118˚F
(approximately 47.8˚C) at the
heater.
DO NOT ENTER THE WATER!
Remove the spa cover and allow
water to cool. Once the heater has cooled
or the temperature reaches 107˚F (ap-
proximately 41.7˚C) you can reset the spa
by pressing any button. If spa does not
reset, turn off the power to the spa and
contact ThermoSpas Service Department
800.876.0158.
OHS
Overheat - The spa has shut
down. One of the sensors has
detected a temperature of 110˚F
(approximately 43.3˚C) at the
heater.
DO NOT ENTER THE WATER!
Remove the spa cover and allow
water to cool. The spa will automatically
reset once the temperature reaches 107˚F
(approximately 41.7˚C). If the problem per-
sists, contact ThermoSpas Service Depart-
ment 800.876.0158.
ICE
A potential freeze condition exists.
Activates when the temperature
goes below 44˚F (6.7˚C)
No Action required. The pumps and blower
will automatically activate to circulate the
water regardless of spa status.
SnA
Spa is shut down. The sensor that
is plugged into sensor “A” Jack is
malfunctioning or not working.
If the problem persists, contact Thermo-
Spas Service Department 800.876.0158.
(This may appear temporarily in an over-
heat situation and disappear when the
heater cools.)
SnB
Spa is shut down. The sensor that
is plugged into sensor “B” Jack is
malfunctioning or not working.
If the problem persists, contact Thermo-
Spas Service Department 800.876.0158.
(This may appear temporarily in an over-
heat situation and disappear when the
heater cools.)
SnS
Sensors are out of balance. If this
error code is alternating with the
temperature, it could be a tempo-
rary condition. If the LED screen
displays only this message (blink-
ing) then the spa is shut down.
If the problem persists, contact Thermo-
Spas Service Department 800.876.0158.
HFL
The temperature sensors have
detected a substantial difference
between temperatures. This could
be caused by a ow problem.
Check the water level in the spa. Add water
if necessary. Prime the pumps if the wa-
ter level is okay. If the problem persists,
contact ThermoSpas Service Department
800.876.0158.
LF
Low ow problem detected. (This
error displays on the fth occur-
rence of the “HFL” message with-
in 24 hrs.) Heater is deactivated,
but other spa functions continue
to run normally.
Refer to actions required for “HFL” mes-
sage. The heater will not automatically
reset. To reset, once the ow error has
be xed, press any button on the control
panel.
!
!
Common Diagnostic Messages

ThermoSpas Designer Series Specifications

General

Brand	ThermoSpas
Model	Designer Series
Category	Hot Tub
Language	English