Originally Posted by
Matts28
I guess I was just surprised to hear that the air pressure from the air conditioning carts is enough to cool the plane without needing the fans on all of the time. I thought (like normal AC units in a house or car) that the air would need "pushed" through the plane somehow. I didn't know it could go straight into the manifold and find its way around. Very interesting indeed!
Different aircraft type for me but we are required to turn the recirc fans off with ground air being used.