Replacing Gas Water Heater Thermocouple

Then detach the thermocouple from the burner and take it with you to the home center or hardware store to ensure you buy the right replacement.

Replacing gas water heater thermocouple.

Check out the video below which shows you how to replace your thermocouple. Once the pilot supply tube burner supply tube and thermocouple are disconnected from the gas control valve see above simply lift and remove the burner assembly from the bottom of the water heater. Replacement thermocouples using universal mounting include clips and fittings that will work on most gas fired heaters and water heaters. Raise the temperature setting on the thermostat.

Clean the gas burner and replace the thermocoupler a safety device that shuts off the gas automatically if the pilot flame goes out. How to replace a gas water heater thermocouple with video instructions turn off the gas supply to the water heater by using the gas control valve or the main valve. Flush the heater to remove sediment from the tank. Turn off the gas supply.

Turn the gas on leading to the water heater. First shut off the gas valve on the water heater and the gas valve on the gas line near the heater. Make sure that the gas controller is in the off position before attempting this repair. Unfasten the three nuts that hold the thermocouple and the two gas tubes to the valve.

Remove burner assembly. The thermocouple has two ends. Since almost all major brands of atmospherically vented water heaters have switched from a thermocouple to a t. Step 8 reattach the manifold tube pilot tube and thermocouple to the gas control valve thermostat and tighten them using the adjustable wrench.

If your pilot light won t stay lit the thermocouple probably needs to be replaced. Insulate the hot water pipes. Get your thermocouples here. How to replace the thermocouple on a standing pilot water heater.

Apply soapy water around the three fittings looking for bubbles that indicate a gas leak. A new one costs about 5 to 10 and is easy to install. Https amzn to 33pt1pk honeywell 24 inch. Https amzn to 2bpyq8c honeywell 36 inch.

Re light the pilot according to the instructions printed on it and set the temperature control valve to the desired temperature. How to replace a thermopile on a water heater. You can make your job easier by shutting off the gas supply and removing the old thermocouple intact to help select a replacement model.