3. Purge “air lock” from circulation pump intake by removing the
filter cartridge. Hold your garden hose over the filter wall
fitting (with grate) using a rag as a seal around hose end,
then ask a helper to turn on water for 30 seconds, then turn
off. Reinstall filter cartridge and check spa. See section 11.1
(page 20-21).
3. If problem persists, contact your authorized dealer.

13.6 Panel displays COL

Cool Condition - Temperature has dropped 20 °F (11 °C) below
the current set temperature. The pump and heater have been
activated to bring the temperature to within 15 °F (8 °C) of the
set temperature. No corrective action is required. Note: during
cold periods, you may consider increasing the number of filtration cycles.

13.7 Panel displays ICE

Freeze Protection - A potential freeze condition has been detected.
No action is required. Main pump will operate to circulate warm
water through the plumbing until the spa is out of danger.

13.8 Panel displays - - -

The safety “Watchdog” software has been triggered and the spa is
deactivated. A problem has been detected which could cause
damage to the spa or its components. Contact your authorized
dealer.
14.0 Troubleshooting Procedures
In the event your Sundance spa is not working the way it should, please
first review all the installation and operating instructions in this manual and
check the message on the panel display. If you are still not satisfied it is
working properly, please follow the appropriate troubleshooting instructions.
Note: If any of the supply cords to the accessories are damaged, they must
be replaced by authorized service personnel. Page 29