Sundance Spas 850Export Series Installation & Owner's Manual page 42

ENGLISH
will automatically re-activate if no sensor is pressed
for 30 seconds.
Circuit board temperature has exceeded acceptable
limit. This message will disappear when the circuit
board temperature drops below acceptable limit. If
condition persists, provide shade for the equipment
side of the hot tub.
FREEZE PROTECTION
A potential freeze condition has been detected. No
action is required. Pump(s) operate until the hot tub
is out of danger. Note: This error commonly occurs
when the hot tub is first filled because tap water is
often very cold.
Communication between the control panel and/or
remote control panel and circuit board is faulty.
Contact your dealer or service organization.
"WATCHDOG" (Hot tub is deactivated)
A problem has been detected which could cause
damage to the hot tub or its components. Contact
your dealer or service organization.
OPEN SENSOR (heater disabled) OR
SHORTED SENSOR (hot tub is deactivated)
The high-limit temperature sensor is non-functional. This
must be repaired only by a dealer or qualified service
organization.
OPEN OR SHORTED SENSOR (heater disabled)
The main sensor is non-functional. This must be
repaired only by a dealer or qualified service
organization.
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