Thermocouple

What Happens When a Thermocouple Malfunctions?

A thermocouple is a sort of “co-pilot” to your pilot light, which allows the gas burners on your water heater to be lit. Here in Raleigh, NC, heating repair services must often deal with thermocouple malfunctions, in part because the device is so important to the proper functioning of your heater. What happens when a thermocouple malfunctions? In short, the heater needs help.