Nick liotti Posted October 11, 2010 Report Share Posted October 11, 2010 I am pulling up a fault code SNS the book shows a SN which says call serving company. The tub operates but will not heat. It will shutdown completley. I would like tto know what is causing fault code. I tried there tech support no one calls.ithas a G3 controll. thanks Nick Quote Link to comment Share on other sites More sharing options...
Spa_Guru Posted October 11, 2010 Report Share Posted October 11, 2010 A SN code means one of your sensors, either the hi limit, or the temp sensor have either overheated or malfunctioned. Is your filter clean? Quote Link to comment Share on other sites More sharing options...
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