Originally Posted by
EDML
I also think that the cable (or one of the cables) for the left aileron burned through due to the engine fire. The airstream / lift will then push the aileron all the way up.
You may know more than I do about aileron upfloat, its degree and possible effects, but I find it hard to accept that it would be full deflection. Why would a control that is effectively feathered in the airflow be at full deflection and producing a full rolling moment?