FAA takes first steps for re-certification of the MAX

December 6, 2019, ©. Leeham News: The FAA issued a draft of the updated Master Minimum Equipment List (MMEL) for the Boeing 737 MAX 8 and 9 on its website yesterday. It’s there to be commented on by… Read More

Bjorn’s Corner: Analysing the Lion Air JT610 crash, Part 6.

December 6, 2019, ©. Leeham News: We now finalize the series about the Lion Air JT610 crash by analyzing the changes Boeing has made to the aircraft to avoid further problems with MCAS (Maneuver Characteristics Augmentation System). The… Read More

Bjorn’s Corner: Analysing the Lion Air JT610 crash, Part 5.

November 29, 2019, ©. Leeham News: We continue the series about the Lion Air JT610 crash by now analyzing the final part of the flight. We try to understand what changed when the First Officer took over the… Read More

Bjorn’s Corner: Analysing the Lion Air JT610 crash, Part 4.

November 22, 2019, ©. Leeham News: We continue the series on analyzing the Lion Air JT610 crash by analyzing MCAS in more depth before we go to the final part of the flight. We look at what was… Read More

Bjorn’s Corner: Analysing the Lion Air JT610 crash, Part 2.

November 8, 2019, ©. Leeham News: We started the series on analyzing the Lion Air JT610 crash based on the final crash report last week by looking at what went wrong with the aircraft’s Angle of Attack sensors…. Read More

Bjorn’s Corner: Analysing the Lion Air 737 MAX crash, Part 1.

November 1, 2019, ©. Leeham News: We start the series on analyzing the Lion Air 737 MAX crash by looking at what went wrong in the aircraft. It’s important to understand MCAS is not part of what went… Read More

A year since the Lion Air JT610 crash

By Bjorn Fehrm October 28, 2019, ©. Leeham News: Tomorrow it’s one year since the crash of Lion Year JT610 into the sea in Indonesia. The aircraft which went down was a brand new Boeing 737 MAX 8 and… Read More

Bjorn’s Corner: Analysing the 737 MAX crashes

October 25, 2019, ©. Leeham News: To better understand what went wrong in the Boeing 737 MAX crashes I have over the last half-year run Corner series around aircraft Pitch stability and Aircraft Flight Control systems and how… Read More

Pontifications: To no surprise, MAX was major topic at 3 NYC events

Media, Twitter go mad over text messages. Recertifying MAX now looks like December or January. Boeing’s initial compensation offers. Oct. 21, 2019, © Leeham News: New York: The grounding of the Boeing 737 MAX was expected to be… Read More

Bjorn’s Corner: Fly by steel or electrical wire, Part 9

September 20, 2019, ©. Leeham News: In our series about classical flight controls (“fly by steel wire”) and Fly-By-Wire (FBW or “fly by electrical wire”) we discussed the FBW flight control system of Embraer’s E-Jet E2 series last… Read More