... -condition machines, refrigerators, dishwashers, sinks, aquariums, sump pumps, water heaters, and anywhere with potential water damageProtects you home by keeping ... conditioner, hot water tanks, piping, washing machine, water treatment.... How to use • Put the water sensor on the place where water ... beep and Sensor LED will light from Sensor 1 to Sensor 8) press the OPEN button to open the valve. • Once ...