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The Seattle Times noted that while the new software fix Boeing proposed "will likely prevent this situation recurring, if the preliminary investigation confirms that the Ethiopian pilots did cut off the automatic flight-control system, this is still a nightmarish outcome for Boeing and the FAA. It would suggest the emergency procedure laid out ...
MCAS was designed to counter this but some experts say it overcompensated and the latest changes give some authority back to the pilot. ... A Boeing Co software fix for the grounded 737 MAX will ...
In a private meeting on November 27, 2018, American Airlines pilots pressed Boeing managers to develop an urgent fix for MCAS and suggested that the FAA require a safety review which in turn could have grounded the airplanes. [96] [97] A recording of the meeting revealed pilots' anger that they were not informed about MCAS. One pilot was heard ...
Pilot movement of the control column on the MAX did not disable MCAS, unlike an earlier implementation of MCAS on the U.S. Air Force Boeing 767 Tanker. During certification of the MAX , Boeing requested and received permission from the FAA to remove a description of MCAS from the aircraft manual, leaving pilots unaware of the system when the ...
Boeing initially hesitated to identify MCAS as a contributor to the crash, but some details of the system’s performance emerged within days of the incident. By early November, ...
Boeing engineers convinced themselves (and the FAA) on paper that the MCAS system, which was found to be the culprit, was not safety-critical. Of course, it turned out to be. Of course, it turned ...
Because uncommanded MCAS function was considered "Major," Boeing did not perform a specific fault tree analysis for an uncommanded MCAS hazard. One of these hazards, applicable to the MCAS function seen in this accident, included uncommanded MCAS operation to original maximum authority of 0.6°.
A Boeing Co software fix for the grounded 737 MAX will prevent repeated operation of an anti-stall system at the centre of safety concerns and deactivate it altogether if two sensors disagree too ...