Gas Water Heater Thermocouple

First shut off the gas valve on the water heater and the gas valve on the gas line near the heater.

Gas water heater thermocouple.

Honeywell home cq100a1005 u cq100a1005 replacement thermocouple for gas furnaces boilers and water heaters 36 inch. Universal gas thermocouple includes universal adapter fittings and is compatible with screw in push in or clamp type pilot burners. This signal keeps the gas valve open. 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.

The honeywell 24 in. For gas furnaces and 30 mv systems. 4 7 out of 5 stars 189. The end result is the burner assembly doesn t produce a flame and the water in the tank is left unheated.

Then unfasten the three nuts that hold the thermocouple and the two gas tubes to the valve. Be aware if the pilot light goes out you will need to. 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. 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.

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 burner typically sits loosely or under clips in the burning chamber and just slides out. Directbrand hot surface water heater igniter for a o. Free shipping on your first order shipped by amazon.

Diy hot water heater repair. Smith models fpsh 40 50 and fpst 50. 9 79 9 79 13 99 100 g get it as soon as thu sep 24. It is designed for gas furnaces and 30 mv systems.

A faulty thermocouple or one that is simply dirty may consistently prevent the gas valve from opening or the pilot from staying lit. Smith and american branded heaters 4 4 out of 5 stars 163 129 00 129.