Gas Furnace Thermocouple

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Gas furnace thermocouple.

The honeywell 24 in. It is designed for gas furnaces and 30 mv systems. Shut off the gas and electrical power to the furnace. If you re still unsure or don t have a working pilot light test the thermocouple with a multimeter.

This rod is connected to your furnace s gas valve. It contains a metal rod that is placed very close to your pilot light s flame. If the thermocouple feels the heat from a pilot light it keeps the gas line open. A gas furnace thermocouple is in place to shut off the gas line when the pilot goes out or the flow of gas is interrupted on the way to the pilot it works as a type of sensor and if it fails your furnace will not light.

Universal gas thermocouple includes universal adapter fittings and is compatible with screw in push in or clamp type pilot burners. Remove the furnace s access cover. Always follow the manufacturer s instructions specific to your model. A thermocouple is a safety device that s used to detect whether or not your furnace s pilot light is lit.

9 31 9 31 5 82 oz get it as soon as fri oct 2. If you have a gas water heater gas wall heater or any other appliance with a gas burner that needs to cycle on and off there s a thermocouple in your life. Unscrew the nut that holds the thermocouple end. It has a metal rod that attaches to the furnace s gas valve.

4 7 out of 5 stars 80. Positive positioning for quick insertion. If the furnace has been running wait 30 minutes for the thermocouple to cool completely. For gas furnaces and 30 mv systems.

It s a usually reliable device that works in conjunction with a standing pilot which is the little flame that like the olympic torch burns while the appliance is in operation. If the pilot light goes out the thermocouple senses a loss of heat and the rod covers the gas valve cutting off the fuel supply. When it stops working the furnace s pilot light also turns off. Thermocouples are used as safety devices that will shut off equipment by shutting down the lp or natural gas fuel supply on some gas fired heating equipment such as gas fired furnaces gas fired heating boilers and gas fired water heaters.

A thermocouple is a safety device that helps control the gas supply in gas heated furnaces. The element is built for reliability and long life. Honeywell home cq100a1039 u cq100a1039 replacement thermocouple for gas furnaces boilers and water heaters 30 inch.