Blog

Hot Tub & Spa Circuit Board Problems: Symptoms, Causes, and Fixes Click a question below to jump directly to the answer: Why will my 220-volt spa not heat? What do error codes or blinking dots mean? Why does my GFCI trip when heating or turning on? Why does my pump turn on by itself? Why does the wrong function turn on when I press a button? Why is the display acting strangely or some buttons don’t work? Why don’t the spa-side buttons respond? Why are power connections burned or …