bob day wrote:Oh, and I just remembered, according to the pro boards at Donkey's forum,manifolds and transition points where a csa of gas has to pass around an obstruction or at right angles in narrow spaces, you need to add extra over and above the exact amount An extra course of brick around the bottom of the bell will probably do it without too much hassle. (but also check for obstructions in the riser)
bob day wrote:Think about the gas as a liquid flowing down, --now imagine a pipe of a certain diameter just above the bottom of the bucket, and imagine the turbulence that would occur as you move the bottom of the pipe close to the sides of the bucket
Now if it has always been that way and you added height to the bell (didn't you say you removed a CF seal?) then forget I said anything.
bob day wrote:The other thing that occurred to me concerned your seal of the front door. If your house is pretty air tight you may be creating a partial vacuum inside pulling back on the draft. .
bob day wrote:The other thing that occurred to me concerned your seal of the front door. If your house is pretty air tight you may be creating a partial vacuum inside pulling back on the draft.
John Goodbody wrote:In another thread I also mentioned that during last two firings, the draw was breaking up, sounding almost like steam train, rather than rocket.
Does this hint anything to anyone?
Anyone had same issue?
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