Overheat Condition; Panel Displays Sn1; Panel Displays Sn2; Panel Displays Fl1 Or Fl2 - Sundance Spas Camden Owner's Manual

13.2 Overheat Condition

WARNINg! DO NOT ENTER SPA WATER! Water is too hot.
Overheat protection. Heater is deactivated. Spa water tem-
perature is above acceptable limits. When the actual water
temperature is approximately 2 °F (1 °C) above the set tem-
perature, the circulation pump will stop operating to reduce (frictional)
heating. To correct condition, remove spa cover to speed cooling
(CAUTION! Never leave spa uncovered when children are present!)
If condition persists, contact your authorized Sundance dealer.
There are a number of unique functions designed into yo ur spa to
protect it from damage and/or aid in troubleshooting. Refer to sections
13.3-13.8 below for a listing of all possible error messages and their
meanings.

13.3 Panel displays SN1

Open sensor (heater is disabled) or shorted sensor (spa is
deactivated). The high-limit temperature sensor is not function-
ing. Your authorized dealer must repair this.

13.4 Panel displays SN2

Open or shorted sensor (heater disabled). The temperature
sensor is not functioning. Your authorized dealer must repair
this.

13.5 Panel displays FL1 or FL2

A flashing "FL1" display means the flow switch is
malfunctioning open, the circulation pump's filter cartridge
is excessively dirty, or an "air lock" condition has occurred
at the circulation pump intake. A flashing "FL2" display
means the flow switch is malfunctioning closed.
• This error will cause the heater to deactivate. The main
pump #1 may also deactivate.
• This problem is caused by an interruption in water flow from an
excessively dirty filter cartridge, an "air lock" condition at the pump
intake, or by a malfunctioning flow switch.
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