Mailing List lml@lancaironline.net Message #36457
From: Tom Gourley <tom.gourley@verizon.net>
Sender: <marv@lancaironline.net>
Subject: Re: [LML] Re: Sterling Ainsworth accident
Date: Wed, 28 Jun 2006 17:50:14 -0400
To: <lml>
Colyncase wrote:
 
"What I don't get is why the airspeed would get more attention than the EFIS which would presumably say you are straight and level."
 
I recall reading an article quite a few years ago, I think it was in the "Aftermath" column of Flying Magazine, about a 727 crash that was that was initiated by a blocked pitot.  Actually I think the 727 has more than one pitot and all of them iced over due to some problem.  As I said it's been several years and I don't recall the specifics of the malfunction that blocked the pitots.  What I do remember is that this occurred while only the flight deck crew was on board, during either a ferry flight or a repositioning flight, and the pitot problem happened during climbout.  As you can imagine, as the aircraft climbed the airspeed increased.  The flight crew at first attributed the unusual climb and airspeed readings to the fact that the plane was empty.  They fixated on the increasing airspeed and kept pulling back on the yokes; the airspeed continued to increase.  What they thought was a mach buffet was the beginnings of a stall.  They never did figure out what was going on, stalled the aircraft, and spun in.
 
Tom Gourley
----- Original Message -----
Sent: Monday, June 26, 2006 8:43 PM
Subject: [LML] Re: Sterling Ainsworth accident

Hamid wrote
Can an average pilot assess the situation with enough confidence to overcome all their training and cut the power and pull up when everything is pointing to a stall or an imminent stall?  Can an average pilot do that in less time than it took you to read this post?
 
Yes I read that post.   What I don't get is why the airspeed would get more attention than the EFIS which would presumably say you are straight and level.
 
 
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