Forum Discussion
C_Schomer
Feb 23, 2022Explorer
You might even be able to find that 1/8” pilot gas line on an old residential water heater or luckily you can find that kit that is shown. LP pilot orifices are usually .013 inch.Plain Jane thermal couples are normally 30 mV open circuit. The 250, 500 and 750s were called pilot generators and they would operate the millivolt gas valves directly, for the very old buildings that didn’t have electricity yet. I used to work on a lot of that old stuff.
All the 30 mV thermal couples I saw had the same electrical end and if you look closely it’s a very odd double thread. Craig
All the 30 mV thermal couples I saw had the same electrical end and if you look closely it’s a very odd double thread. Craig
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