Pontifications: Remembering two other mysterious 737 accidents

April 8, 2019, © Leeham News: Boeing’s corporate response to the crash of Lion Air JT610 was initially to blame the pilots of the former and defend the airplanes in that accident and the Ethiopian Airlines ET302 crash…. Read More

Boeing MAX production cut signals long grounding

Airlines seeking interim aircraft leases of six months. At least one sees MAX grounding lasting until November. Impact to Boeing is already significant and growing. Impact on the NMA decision. April 6, 2019 © Leeham News: Boeing’s decision… Read More

Ethiopia issues preliminary report of ET302 accident

April 4, 2019: Ethiopian aviation crash investigators today issued the preliminary report into the Ethiopian Airlines ET302 crash. The report may be downloaded here: Preliminary Report B737-8 MAX (ET-AVJ). LNA will have a report on the finding today… Read More

ET302 used the Cut-Out switches to stop MCAS

By Bjorn Fehrm Note: The article offered a Video as an example of the effects of not trimming to neutral before hitting Cut-Off. After reviewing the effects of the video in the context of the article, MentourPilot decided… Read More

Returning the MAX to service

Subscription Required Introduction April 1, 2019, © Leeham News: Returning the Boeing 737 MAX to services following its grounding should reasonably be a straight-forward affair, if past groundings were examples. But, to mix a metaphor, there are plenty… Read More

Pontifications: I don’t know what to make of this

April 1, 2019, © Leeham News: One can’t help but think, a lot, about the two Boeing 737 MAX crashes and the facts that Boeing created the system, linked it to one sensor, not two, didn’t tell the… Read More

MCAS upgrade requires half-hour of pilot training

Subscription Required Introduction March 28, 2019, © Leeham News: Boeing 737 MAX pilots learning about the revised software upgrade to the Maneuvering Characteristics Augmentation System (MCAS) will need a half hour of computer-based training (CBT), the company told… Read More

Pontifications: Fluid, dynamic events upend MAX story

Special Edition March 20, 2019, © Leeham Co: I’ve been covering or employed in commercial aviation since 1979. I’m an aviation historian buff. I’ve read all about the groundings of the Douglas DC-6, Lockheed Constellation, Martin 202 and… Read More

Impact to Boeing for MAX grounding assessed

Subscription Required Introduction March 19, 2019, © Leeham News: The impact of the grounding of the 737 MAX to Boeing will hurt, but the effect likely will be short term. The most recent grounding of an airliner was… Read More

Pontifications: 737 MAX events remind of Lockheed Electra story

March 18, 2019, © Leeham News: There’s a saying that history repeats itself. When it comes to the crisis of the Boeing 737 MAX, I’m reminded of the crisis Lockheed faced in 1959-1960 when the Electra propjet crashed… Read More