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.
Thermocouple for gas water heater.
A thermocouple or flame sensor is a device used to control gas flow in gas water heaters.
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.
This item works great and was priced good as well.
The seebeck effect works with any two dissimilar metals but the ones most often used in gas water heater thermocouples are stainless steel and copel which is an alloy of nickel and copper.
Rheem gasket replacement kit with thermocouple for fvir water heater model rh20064 19 98 19 98.
First shut off the gas valve on the water heater and the gas valve on the gas line near the heater.
The thermoelectric effect that makes a thermocouple work is called the seebeck effect named after the german physicist who discovered it in 1821.
The thermocouple on gas fired heating appliances is mounted to sense the presence of a gas flame or gas pilot flame.
Then unfasten the three nuts that hold the thermocouple and the two gas tubes to the valve.
They can prevent power from reaching the pilot light thus the water won t heat up.
The other end of the thermocouple s tubing connects to a port on the gas regulator or gas valve but not all of these systems use a thermocouple.
Make sure the problem is not your water heater pilot light before you attempt this repair.
A thermocouple can be found in diesel engines gas turbines kilns gas water heater temperature sensor in thermostats etc.
This thermocouple worked great for my torpedo propane heater.
I had purchased other thermocouples that were either the wrong fitting or were too short.
Rheem protech pilot thermopile assembly kit for natural gas water heaters model sp20824 48 99 48 99.
My heater was made in the 70 s and has worked well since.
Set your store.
Diy hot water heater repair.
Corrosion and buildup are some of the things that can affect a thermocouple.
Free delivery with 45 order.
When the pilot is not lit the gas valve will not turn the gas on.
Some gas fired heating equipment relies on an electronic ignition to ignite the flame.
The gas water heater thermocouple is a safety device.
A faulty thermocouple or one that is simply dirty may consistently prevent the gas valve from opening or the pilot from staying lit.
If the pilot light goes out the thermocouple acts as a safety device by preventing the gas valve from opening and potentially filling the area surrounding the water heater with natural gas.
It senses when the pilot light is on.
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