26
OWNER’S MANUAL
2017
SYMPTOM PROBABLE CAUSE
RECOMMENDED ACTION
No message on display.
Power has been cut off to the spa.
The control panel will be disabled until power returns. Spa settings will be
preserved until next power up.
- -
Temperature unknown.
After the pump has been running for 2 minutes, the current water tempera-
ture will be displayed.
OHH / HH
“Overheat” - The spa has shut down.* One of the sen-
sors has detected 118°F/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, reset by pushing any button. If the spa
does not reset, shut off the power to the spa and call your dealer for service
organization
OHS / OH
“Overheat” - The spa has shut down.* One of the sen-
sors has detected that the spa water is 110°F/43.5°C.
DO NOT ENTER THE WATER. Remove the spa cover and allow water to
cool. At 107°F/41.7°C, the spa should automatically reset. If spa does not
reset, shut off the power to the spa and call your dealer or service organiza-
tion
SnR / SA
Spa is shut down.* The sensor that is plugged into the
Sensor “A” jack is not working.
If the problem persists, contact your dealer or service organization. (May
appear temporarily in an overheat condition)
SnB / SB
Spa is shut down.* The sensor that is plugged into the
Sensor “B” jack is not working.
If the problem persists, contact your dealer or service organization. (May
appear temporarily in an overheat condition)
SnS / Sn
Sensors are out of balance. If alternating with spa tem-
perature, it may just be a temporary condition. If flashing
by itself, spa is shut down.
If the problem persists, contact your dealer or service organization.
HFL / HL
A significant difference between temperature sensors
has been detected. This could indicate a flow problem.
If the water level is normal, make sure all pumps have been primed. If prob-
lem persists contact your dealer or service organization.
LF
Persistent low flow problems. (Displays on the fifth oc-
currence of message within 24 hours.) Heater is shut
down, but other spa functions continue to run normally.
Follow action required for (HFL) message. Heating capability of the spa will
now reset automatically. You may press any button to reset.
dr
Possible inadequate water, poor flow, or air bubbles in
detected in the heater. Spa is shut down for 15 minutes.
If the water level is normal, make sure all pumps have been primed. If prob-
lem persists contact your dealer or service organization.
Dry / dY
Inadequate water detected in heater. (Displays on third
occurrence of message.) Spa is shut down.*
Follow action required for (dr) message. Spa will not automatically reset.
Press any button to reset manually.
ICE / IC
“Ice” - Potential freeze condition detected.
*Even when spa is shut down, some equipment will turn
on if freeze protection is needed.
No action required. All equipment will automatically activate regardless of
spa status. The equipment stays on 4 minutes after the sensors detect that
the spa temperature has risen to 45°F/7.2°C or higher. An optional freeze
sensor may be added to protect against extraordinary freeze conditions.
Auxiliary freeze sensor protection is advisable for colder climates. See your
dealer for details.
WELLNESS IV TOPSIDE CONTROLS | DIAGNOSTIC MESSAGES
