Originally Posted by Pappy Q
All mine have the valve in the stack but the theory would be the same.
Is there a chance that I don't have enough or I have too much air intake, and that's why when I throttle her back it starts smothering the fire. Or is that just a natural point at which I shouldn't close the damper any more?
I typically have the plate closing about a third of the stack, then vary it about 1/2" or so each way to tweak the temp. That gets me about 10*.