Boiler with no visible TPR

(Jason Staring, 16000033712) #1

So this is the first time I have actually come across a boiler that has a drain however no actual TPR visible. If anything I usually see no extension. So how does this drain line work/function if there is no actual TPR?

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(Jeffrey R. Jonas) #2

Google the owners manual.

(Wayne B. Wilson, TN 439) #3

Just going out a limb here did you left the lid? if that didn’t have some device it would be flowing out