What Is A Thermo Couple and Why They Go Bad
What Is A Thermo couple and Why They Go Bad A Quick Look At Themocouple A thermocouple is a device used in gas-powered appliances, including hot water tanks, to detect whether the pilot light is lit. It consists of two different metals joined at one end. When one end is heated (in this case, by the pilot light flame), it produces a small voltage. This voltage is measured by the control system of the water…