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Old 25th Feb 2004, 01:26
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wsherif1
 
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AAL A-300 accident

Flight Safety,

Reworded for better comprehension,

In fact, the co-pilot never had control of the rudder after it was struck by the 0.3 and the 0.4 G forces of the "Heavy" Boeing 747’s vortices! THESE FORCES STRIKING THE LARGE RUDDER SURFACE AREA BROADSIDE, BROKE THE LINKAGES TO THE RUDDER ACTUATORS! The rudder was then free floating, reacting to the rotating vortices striking it alternately, first on one side and then the other. This whipping action of the rudder, back and forth, was faster than any pilot would command, even if he was physically able to do so!.

Although the co-pilot used full opposite aileron to counter the steep left bank, there was no evidence of any right rudder input to assist in the recovery attempt. There was no rudder available!

Hope this clears it up.

Fraternally

Last edited by wsherif1; 25th Feb 2004 at 01:55.
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