Well, you can...
and that's what you SHOULD do. However, in any emergency situation you do what you are trained to do. If you have never given any thought to what to do, or you don't understand what to do, it doesn't happen. Then there is also the panic factor. Some folks panic when things go wrong, then all is lost.
It comes down to experience.
AIR 2053 Current: 2006 Born Free 32 RQ Kodiak Chassis, & 1995 Coachmen B-van
Former Airstreams: 1953 Flying Cloud, 1957 Overlander, 1961 Bambi, 1970 Safari Special, 1978 Argosy Minuet, 1985 325 Moho, 1994 Limited 34' Two-door, 1994 B190 "B-Van"