Originally Posted by WhiskeyPigBbq
Thanks....for the suggestions. This afternoo I pulled the guru off completely and preheated the safe with a weed burner (which is just fun). I also filled a 5 gallon buckler full of hot water from the bathtub. I made a ring of lump a round the outer edge of the charcoal basket which had chunks of wood as well and started it at the end. We will see how it all works.
Fail.........temp down below 200 from 275 and close to half the lump its gone after less than 2 hours. Intake half open and exhaust fully open.. Back to three drawing board tomorrow.