Gas Water Heater Thermocouple

When you re having trouble getting the pilot to stay lit it could be because the thermocouple needs to be replaced.

Gas water heater thermocouple. A water heater or furnace thermocouple is a heat sensitive probe that sends an electric signal to the gas valve whenever the pilot is lit. If the pilot light goes out the thermocouple acts as a safety device by preventing the gas valve from opening and potentially filling the area surrounding the water heater with natural gas. The end result is the burner assembly doesn t produce a flame and the water in the tank is left unheated. Be aware if the pilot light goes out you will need to.

A faulty thermocouple or one that is simply dirty may consistently prevent the gas valve from opening or the pilot from staying lit. The thermocouple is part of the pilot assembly where one end is always in contact with the pilot flame while the other side is connected to the gas control valve. Diy hot water heater repair. Universal gas thermocouple includes universal adapter fittings and is compatible with screw in push in or clamp type pilot burners.

The element is built for reliability and long life. 4 7 out of 5 stars 189. Smith and american branded heaters 4 4 out of 5 stars 163 129 00 129. Free shipping on your first order shipped by amazon.

First shut off the gas valve on the water heater and the gas valve on the gas line near the heater. The honeywell 24 in. 9 79 9 79 13 99 100 g get it as soon as thu sep 24. Reliance hot water heater gas control valve 100112336 9007884005 100093974 1 cavity thermostat compatible with reliance state a o.

Then unfasten the three nuts that hold the thermocouple and the two gas tubes to the valve. The burner typically sits loosely or under clips in the burning chamber and just slides out. Honeywell home cq100a1005 u cq100a1005 replacement thermocouple for gas furnaces boilers and water heaters 36 inch. Directbrand hot surface water heater igniter for a o.

Smith models fpsh 40 50 and fpst 50. The gas water heater thermocouple is the safety element that is designed to inform a gas control valve is the pilot flame on or off and open or close the gas to the main burner.