|the baker's daughter lights the first fire|
This is also when the draft is tested. A cold chimney needs warming before it will draw well. Dry wood and patience at the start of a cold start-up firing pay off with a clean burn. Once the oven temp and the fire are established, draft will improve.
Using the door as a baffle also assists this step. Make-up air channels on either side of indoor installations insures that air for combustion comes from outside and not from within the room.
|Note: air channels on either side of mouth.|
|The door controls the amount of air coming into the oven|