Hot tubs have a lot going on to make them work properly. They have a motor, a heater, and a filter just for starters. Before you start taking things apart, you'll want to know how to look for the problem without making it worse. Then there's the water: Which chemicals will keep your water crystal clear and smelling fresh without harmful side effects? This forum can help you keep your hot tub at the ready for a relaxing soak.   <<Less