I did notice the water just seepping through the threads on the nut and also from the bottom of the nut very little but was enough to cause concern and I think loose some pressure. I followed your suggestion and got some high temp RTV and it seems to be working perfectly fine now. There are no...
I have an old H.A. Armellin espresso machine that is leaking a little bit on the top of the boiler (See picture) it doesn’t matter how much I tighten it leaks a little bit of water on top of the boiler. Is there anything I can use to seal that?