Posted for "cblitzer" <cblitzer@triad.rr.com>:

 Jim,
 So waht was the problem - was it that the door seal was never inflated, or
did the pasdding "push" it to the off position.
 Sounds like one heck of ride.!!
 

 
  From L4P N6XE;
 
  Today while flying over the Sierras at FL 210 we had a big pop and the cabin
altitude was pegged in the wrong direction. Big noise and I pushed the nose