Gas Water Heater Pilot Light Thermocouple Replacement

Reliance water heater pilot assembly 100109295 9003542005 replacement part natural gas compatible with reliance a o.

Gas water heater pilot light thermocouple replacement. It s responsible for closing the gas valve when it senses the pilot light is off. 1 cause of pilot lights that won t stay lit is a worn out. Remove the burner assembly and detach the thermocouple. The flame should be blue and steady.

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. If you have a gas water heater with a pilot light that won t stay lit it s probably due to a failed thermocouple. Smith and state branded tanks 4 6 out of 5 stars 105 68 10 68. A hot water heater that doesn t heat might just need a new thermocouple.

If the pilot doesn t relight if it goes out right after lighting or if it goes out repeatedly by far the most common cause is. When the water heater pilot light goes out first try relighting it following the directions on the water heater label. In simple terms it s a short piece of tubing that runs from the gas controller to the pilot. Since almost all major brands of atmospherically vented water heaters have switched from a thermocouple to a t.

If you are able to light the pilot on the gas fired appliance but when you release the gas control from it s light position the pilot immediately goes out if there was a good solid flame that was clearly touching and heating the thermocouple that is the thermocouple was properly positioned in the pilot flame and if you are sure that you. 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. Learn how to replace this inexpensive part and keep your hot water heater working for years to come. How to replace a thermopile on a water heater.

The thermocouple is a thermoelectric device that shuts off the gas if the pilot light goes out. Once you re done put it back and light your water heater. 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 triggered by an electric current produced by the pilot light.

By james carey morris carey. 1 16 of over 2 000 results for pilot light assembly amazon s choice for pilot light assembly 104 plumbing plus universal pilot burner for gas appliances multiuse for gas water heater space heater fireplace furnace easy mount heavy duty long lasting pilot assembly for thermocouple.