737updates.org

What is the Angle Of Attack?

Angle of Attack is the angle between the direction that the nose of the airplane is pointing and the direction of the oncoming wind.

Have you made other changes to the 737 MAX?

Yes. As a result of the work done to return the airplane to service, we made additional changes. These changes were described in detail in publications from regulators and include, for example: Enhancing the flight control computer software to provide for more cross-checking between flight control computers. Providing for modification of and greater separation in some wiring to satisfy regulator requirements.

How have you responded to internal and external reviews and audits following the two accidents?

We have taken a number of actions to further enhance the safety culture of our company. These actions include: Established a permanent aerospace safety committee of the company’s board of directors and reorganized the company’s engineering organization, with all engineers reporting up through Boeing’s chief engineer.

What had to happen for the airplane to return to commercial service?

After a regulator lifted the order suspending 737 operations for airlines under its jurisdiction, Boeing and the airlines worked to complete the steps below. Training Airlines received regulatory approval for their training programs. Pilots completed all required training.

How did you work with regulators around the world?

We engaged closely with international regulators around the world, providing them with the information they needed to evaluate the updates to the airplane and training.