Thermocouple For Gas Water Heater

The gas water heater thermocouple is a safety device.

Thermocouple for gas water heater.

When the pilot is not lit the gas valve will not turn the gas on. 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. Free delivery with 45 order.

The thermocouple is part of the pilot burner assembly and connects to the gas control valve on the outside of the water heater. This signal keeps the gas valve open. All of these parts can be found at repair clinic by entering. 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.

You could be looking at an hour to change it and ten or fifteen dollars for the part. 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 senses when the pilot light is on. Rheem gasket replacement kit with thermocouple for fvir water heater model rh20064 19 98 19 98.

It is a simple device that converts the heat from a burning flame into a small electrical current allowing it to work like a switch to control the flow of gas from the gas supply valve. 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. Rheem protech pilot thermopile assembly kit for natural gas water heaters model sp20824 48 99 48 99. However in a gas water heater if the light won t come up at all and you re sure the gas is on an obstruction in the pilot tube might be the problem.

Set your store to see local. The burner typically sits loosely or under clips in the burning chamber and just slides out. If the water heater is still failing to heat the water the thermocouple may be completely defective the pilot itself could be restricted the igniter could be faulty the gas valve could be malfunctioning or the pressure switch in the power vent blower housing may have failed. Universal gas thermocouple includes universal adapter fittings and is compatible with screw in push in or clamp type pilot burners.

Replacement thermocouples using universal mounting include clips and fittings that will work on most gas fired heaters and water heaters. Make sure the problem is not your water heater pilot light before you attempt this repair. For example sid harvey s dyna couple universal mounting thermocouple sold in lengths from 18 to 48 will replace honeywell robertshaw penn baso white rodgers and other thermocouples. Diy hot water heater repair.

But if the flame lights and goes out when you let go of the gas knob then the thermocouple is the culprit. For gas furnaces boilers water heaters room heaters the honeywell 24 in.