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    • Heaters

    Your Caldera Spa will not heat?

    When your spa won't heat it's not always the heater.
    Things to look for:

    2002 to 2010
    Flashing “TEMP” on main control panel. / You have a flow issue. / Temperature sensor problem
    Four flashing lines on the main control panel. / Heater high limit thermostat tripped.

    2011 to 2013
    Both Power and Ready Indicators Blinking. / You have a flow issue. / Temperature sensor problem
    Power Indicator Blinking with four lines in display area. / Heater high limit thermostat tripped.

    2013 to Current
    Both Power and Ready Icons Blinking. / You have a flow issue.
    Power Icon Blinking. / Heater high limit thermostat tripped.
    Ready Icon Blinking. / Temperature sensor problem

    Need more help, call us, we can help. 800-927-6110

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