Cleaning Gas Water Heater Thermocouple

Be aware you may need to detach a pilot supply tube as well.

Cleaning gas water heater thermocouple.

You really don t want hot water spilling everywhere causing property damage. Disconnect any wires from the valve and unthread the nut to release the thermocouple if required by your model. If you ever see residue on the ends of it remove it with an emery cloth. This may prevent power from reaching the pilot lights.

Turn on the water heater. Cleaning the thermocouple is a pretty simple process but should only be done when the fireplace is turned off and is completely cool. Use my amazon link to shop. Unthread the nut to detach the burner supply tube from the gas or control valve.

Now the ends of thermocouple may be corroded. Using a wrench or similar tool unscrew each of the leads going into the tankless water heater. This is always the first step when working on a water heater. Keep the new thermocouple clean so that it continues working properly.

Of course always ensure that there is no water in the actual tank before you do this if you even have a tank. Water heater thermocouple cleaning in 5 steps shut the gas inlet valve safety first. Your water should heat up within a little while. Wipe with a lint free cloth.

If applicable detach the vapor sensor from the tank base. Rub the ends of this piece with an emery cloth sandpaper. 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. Before cleaning the thermocouple make sure that you shut off the power supply so that you do not get hurt while cleaning the thermocouple.

It s free for you to use and amazon pays a small commission https amzn to 33i9exy purchase wa. Turn the power on to the hot water heater. Remove dust with a lint free cloth. 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.

Completing these simple steps will prevent problems and will lengthen the life of your thermocouple. After scrubbing further clean the thermocouple of the water heater with a microfiber cloth to remove excess particles. Place these safely on the ground. Want to say thanks for the video.