@harmonyards posted:So is what I did correct for what we’ve got on this model Bob?…….removing these now would be a chore, …..so can they stay as I have them, or do they need to be removed?
Pat
Pat, what you have is exactly correct. Pause the video slide show below at the 1:18 and 1:51 marks and check out the prototype.
https://www.youtube.com/watch?v=ZWHnTmNTwAI
As for smoke, the majority coming out of one stack looks really strange. See the 1:31 and 2:30 marks.