Gas Hot Water Heater Thermocouple Replacement

Since almost all major brands of atmospherically vented water heaters have switched from a thermocouple to a t.

Gas hot water heater thermocouple replacement.

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. 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. A flame shield or manifold door that you removed from the heater or water heater. 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.

1 cause of pilot lights that won t stay lit is a worn out. A hot water heater that doesn t heat might just need a new thermocouple. In simple terms it s a short piece of tubing that runs from the gas controller to the pilot. 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.

However it s possible to prolong the life of a water heater by following the proper care instructions that come with the units. Remove the burner assembly and detach the thermocouple. The thermocouple is part of the pilot burner assembly and connects to the gas control valve on the outside of the water heater. 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.

Learn how to replace this inexpensive part and keep your hot water heater working for years to come. Step 8 reattach the manifold tube pilot tube and thermocouple to the gas control valve thermostat and tighten them using the adjustable wrench. If you have a gas water heater with a pilot light that won t stay lit it s probably due to a failed thermocouple. Like all household appliances water heaters eventually wear out.

Replacement parts for bradford white water heaters. Reconnect the end of the thermocouple to the gas control valve where the old thermocouple end was un screwed. How to replace a thermopile on a water heater. Replace the two piece wire connector onto the thermocouple and igniter wire securing it with the retainer clip and slide the manifold burner assembly back into the water heater.

By james carey morris carey.