Make sure you do not bend or deform the connection between the pilot and the thermocouple bracket. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. It is usually located beside the unit. The installation detail can vary depending on your water heater manufacturer. Introducing "One Thing": A New Video Series, 1 $10.15$10.15 ($14.50/100 g) Get it as soon as Wed, Jul 15. Slowly and firmly pull and twist the old thermocouple from its mounting bracket. With an electronic ignition, there is both the pilot and thermocouple, as well as an electronic igniter attached to the burner assembly. For example Sid Harvey's Dyna-Couple universal mounting thermocouple, sold in lengths from 18" to 48" will replace Honeywell, Robertshaw, Penn Baso, White-Rodgers and other thermocouples. I didnt remove the thermocouple yet. Major credit cards accepted. If you lack the necessary skills to properly perform the installation, you should not … thermocouple replacement kit is designed to work on select Rheem gas water heaters. $7.90. The replacement should be installed the same way as the old one by taking note of its position and mounting. For standing-pilot units, relight the pilot, following the manufacturer's instructions, before setting the valve to ON. On electronic-ignition units, also reconnect the Piezo igniter. Close the shutoff valve on the gas supply piping to the water heater. Use an adjustable wrench or open-end wrench to loosen and remove the thermocouple connection, the main burner supply tube, and the pilot supply tube from the control valve. Over time, the thermocouple can get dirty and stop working because it sits in the pilot light's flame at all times. Turn the gas control valve to the ON position. Then unfasten the three nuts that hold the thermocouple and the two gas tubes to the valve. If your pilot light won’t stay lit, the thermocouple probably needs to be replaced. Be careful not to deform any of the parts. 1 cause of pilot lights that won’t stay lit is a worn-out thermocouple. Honeywell CQ100A1021/U CQ100A1021 Replacement Thermocouple for Gas Furnaces, Boilers and Water Heaters, 18" 4.5 out of 5 stars 152 $10.08 $ 10 . One that is the same size and length. Take the old thermocouple to the hardware, home improvement, or plumbing supply store to buy an exact replacement. Use wrenchesor screwdrivers (depending on which you need) to loosen the nuts and screws on both ends that connect the thermocouple to the water heater. If you’re sure the thermocouple is bad, have hot water flowing in your home again by following these steps to replace it. Of course the cracking problem only occurs in cold, winter temperatures. 1. With both types of ignition—standing pilot or electronic—the thermocouple is part of the burner assembly. How To Install / Replace a Thermocouple in a Hot Water Heater Reconnect the gas control valve (see below). Free shipping. Grab the burner supply tube and push down slightly to free the manifold, pilot tube, and thermocouple connections. With a standing pilot, there is just a pilot and thermocouple attached to the burner assembly. Free shipping on many items | Browse your ... 1 product ratings - (2-Pack) Gasket Replacement Kit with Thermocouple for FVIR Water Heater. For both electronic-ignition and standing-pilot water heaters: Once the new thermocouple is installed, reconnect the pilot, burner, and thermocouple (and electronic igniter for an electronic-ignition unit) to the gas control valve. After installation, I also did the detergent test to make sure the gas connections are secure and not leaking. If the reading is less than 25 millivolts, the thermocouple is bad and needs to be replaced. 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