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Hi Dave, Well finished temp run today and I have quite a change. Top and bottom settle about 10 degrees delta. With upper firebox vents closed I could get to 180 with my little BBQ Side Burner and it would adjust down plus when I opened the upper firebox vents I dropped about 20 degrees but...
Hi Dave, Well finally 90% finished mods. Still need to box flue plenum/insulation and come up with some type of damper- cover for top. - I plan to do Temp run tomorrow while I am boxing the Flue/Insulation. Have 4 probes in CC to check. SInce I am not familiar with the additional FB holes...
Dave -
Yes, I am aware of that. Picked up metal at HD today and found I could get some Aluminum to make the exhaust for almost the same price and it's easier for me to work with. Just need to fabricate the transition and plenum as I want the plenum to be full width to the exit point above...
Happy New Year Dave,
Ok - I have slept on it and read more about exhausting principles and such. The plan for the exhaust is to cut the back where the current 3" round exhaust is located and create at minimum a 3" x 14" opening. Make a large 90 degree after it exits (I have smoker near a...
Hi Dave, OK - Not sure how I can do the back wall that way but I get the point. Need to sleep on it to see how and what I can do. Removing back wall is not trivial. I did get some holes in the door today. I'll send a pic when I finish with the slide cover for them. Have 3 openings at...
Dave, Is the exhaust channel you are referring to the CC exhaust (3" duct) or the smoke "Channels" from the FB up to the top of the CC. The smoke channels are on each side of the CC and come from the fire box. They are 2x7. The CC Exhaust that I refer to is the 3 " duct at bottom of the CC...
Hi Dave - Thanks for the great input. I think your latest pics have helped me. I see two things that are causing problems at the moment.
1. My intake air intake has 2 large openings 3 x 3. so wide open I have ~ 18 sq in area of intake and the exhaust in CC is a 3" pipe which has ~ 9.5 sq...
HMMMM Re the exhaust. I have a 3" exhaust at the bottom of CC and that is what I have seen on other smokers of this design but maybe they don't manage as well.
Adding more holes to FB - The Intakes I have now seem to work fine for managing the fire. I have to throttle them down to keep...
I needed to add another item for consideration to my problem. I am wondering that I have too much insulating material above the firebox with the concrete board and tile. Maybe cutout a 24" x 16" section to allow the metal top to be exposed thus allowing more convection heat transfer at the...
I am having issues with temp control in my VRF smoker. Top is staying way to warm. My smoker is a wood design that is very well insulated and the firebox has steel above it with concrete board and tile with 7 x 2 side channels to the top. I know I have a LOT of mass so I preheat before smoking...
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