Gas Water Heater Thermocouple Cleaning

First shut off the gas valve on the water heater and the gas valve on the gas line near the heater.

Gas water heater thermocouple cleaning.

Insert the bolts and attach a nut to each one. If you don t it will eventually prevent the water from heating up. To clean the thermocouple in a water heater is an important maintenance procedure. The thermocouple is part of the pilot burner assembly and connects to the gas control valve on the outside of the water heater.

The thermocouple is a safety device on a furnace. Then unfasten the three nuts that hold the thermocouple and the two gas tubes to the valve. The burner typically sits loosely or under clips in the burning chamber and just slides out. All of these parts can be found at repair clinic by entering.

Turn the power on to the hot water heater. Your water should heat up within a little while. If the pilot light goes out the thermocouple senses a loss of heat and the rod covers the gas valve cutting off the fuel supply. The thermocouple on a gas fireplace may eventually become clogged with dirt and soot which can reduce the effectiveness of the thermocouple and may eventually prevent the fireplace from lighting as expected.

Find the right water heater parts with repair clinic. Use my amazon link to shop. Want to say thanks for the video. It has a metal rod that attaches to the furnace s gas valve.

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. Cleaning the thermocouple is a pretty simple process but should only be done when the fireplace is turned off and is completely cool. Diy hot water heater repair. Gas based heaters can be dangerous because it can heat up faster and also there may be gas valve leaks.

If the thermocouple feels the heat from a pilot light it keeps the gas line open. It s free for you to use and amazon pays a small commission https amzn to 33i9exy purchase wa. Pull the gas tubes and thermocouple down out of the gas valve. Even though this procedure is very simple it is still difficult to do without any precautionary measures.

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. Turn off the lever handle gas valve to the water heater and turn the knob on the top of the temperature control valve to off use open end wrenches to unscrew the nuts that connect the burner gas line the pilot gas line and the thermocouple. How to replace thermocouple on a gas water heater. Slide the thermocouple through the metal bracket.

So you need to be sure before you start the replacement procedure. Tighten the bolts with an adjustable wrench or pliers.