Gas Hot Water Heater Thermocouple

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Gas hot water heater thermocouple.

The element is built for reliability and long life. This signal keeps the gas valve open. Then unfasten the three nuts that hold the thermocouple and the two gas tubes to the valve. First shut off the gas valve on the water heater and the gas valve on the gas line near the heater.

Set your store to see local availability add to cart. If the thermocouple is working you should be able to measure 30 to 40 millivolts of voltage at the connection end of the tube when the pilot flame is on. It is designed for gas furnaces and 30 mv systems. Diy hot water heater repair.

Tall 9 year 38 000 btu ultra low nox uln natural gas tank water heater model xg40t09en38u1 view the performance plus tank gas water heater 639 00 639 00. Positive positioning for quick insertion. A faulty thermocouple or one that is simply dirty may consistently prevent the gas valve from opening or the pilot from staying lit. The burner typically sits loosely or under clips in the burning chamber and just slides out.

Smith signature 50 gallon tall 6 year limited 40000 btu natural gas water heater. The honeywell 24 in. 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 on gas fired heating appliances is mounted to sense the presence of a gas flame or gas pilot flame.

A gas water heater in boise baton rouge buffalo or boston uses a thermocouple that includes a probe attached to a copper tube that screws into a port on the gas valve. A thermocouple or flame sensor is a device used to control gas flow in gas water heaters. The other end of the thermocouple s tubing connects to a port on the gas regulator or gas valve but not all of these systems use a thermocouple. Some gas fired heating equipment relies on an electronic ignition to ignite the flame.

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. 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. Rheem performance plus 40 gal. For gas furnaces and 30 mv systems.

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