Juice01 Posted December 30, 2023 Report Share Posted December 30, 2023 My Master spa control board will not go over 99degrees ,I'm just wondering why,does anyone know what if anything I can do to get it back to 104, it's only 2 years old. Quote Link to comment Share on other sites More sharing options...
CanadianSpaTech Posted January 1 Report Share Posted January 1 Likely the spa is in "Rest" mode and should be in "Ready" mode. Should also be in "High Range". See page 39 here: https://www.masterspas.com/documents/_manuals/twilight/2015-twilight-owners-manual.pdf 1 Quote Link to comment Share on other sites More sharing options...
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