Replacing Thermal Coupler On Water Heater

In simple terms it s a short piece of tubing that runs from the gas controller to the pilot.

Replacing thermal coupler on water heater.

A thermocouple or flame sensor is a device used to control gas flow in gas water heaters on older style heaters with standing pilot lights the device is typically called a thermocouple while on newer units with electronic ignition the same or virtually the same device is called a flame sensor for our purposes we ll refer to both devices as the thermocouple. 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. By james carey morris carey. It s a cylindrical probe about 4 inches long and a quarter to a half inch in diameter that s attached to a 1 to 2 foot length of copper tubing.

Free delivery with 45 order. 1 cause of pilot lights that won t stay lit is a worn out. Afterward i looked online and found that the part is very inexpensive. Remove the burner assembly and detach the thermocouple.

I asked if i needed to replace the water heater but repairman said no. A hot water heater that doesn t heat might just need a new thermocouple. The probe is positioned next to the pilot opening so that its tip is in the flame when the pilot 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.

Bradford white 40 gal. Rheem gasket replacement kit with thermocouple for fvir water heater model rh20064 19 98 19 98. Learn how to replace this inexpensive part and keep your hot water heater working for years to come. My 8 year old water heater stopped working.

I feel like i was overcharged. The thermocouple is a thermoelectric device that shuts off the gas if the pilot light goes out. Smith state and polaris products 9006101205 and 9004504205 model db1205 109 99 109 99. I had a repairman out who replaced the thermocoupler valve and union ground.

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