bradbury Posted March 10, 2009 Report Share Posted March 10, 2009 what does the code EC indicate on my olympia caldera spa? Quote Link to comment Share on other sites More sharing options...
H2O Bear Posted March 11, 2009 Report Share Posted March 11, 2009 May mean that the spa is in economy mode, restricts the time that the heater can be on. Quote Link to comment Share on other sites More sharing options...
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