SausagePizza
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The FAA has now come out with an Emergency Airworthiness Directive
Dated: 11/07/2018
AD#: 2018-23-51
Sent to owners and operators of the Boing Company Model 737-8 and, -9 Airplanes
http://rgl.faa.gov/Regulatory_and_Guidance_Library/rgad.nsf/0/83ec7f95f3e5bfbd8625833e0070a070/$FILE/2018-23-51_Emergency.pdf
JMO
I am shocked at the recent news. I sure dont want to be on any flight that takes an abrupt dive.
Its no wonder the previous flight people were throwing up and puking. It kept going down and back up like a roller coaster.
Sorry. I refuse to fly this plane until its fixed. Shouldn't the FAA require a grounding of these planes until its fixed permanently?
This sounds like a very serious issue.
Investigators also have focused on evidence suggesting that an onboard computer may have been operating with incorrect data from one of the plane’s angle of attack sensors. It is not clear if there may have been a problem in the sensors, in the computer technology that processes their data or somewhere else in the system. The sensors are instruments on the plane’s exterior that gauge the angle of the oncoming wind as it comes across the aircraft. They can help determine whether the plane might be stalling — with its nose pointed at the wrong angle for its current speed to maintain lift. If the aircraft’s computers detect a stall, they can trigger electric motors that cause the tail to rise and the nose to pitch downward.
View attachment 154884
The head of the safety agency, said during a Wednesday briefing that it was not clear if there was a systemic problem with this type of aircraft.
“We cannot yet say that there is a design flaw with the plane,” he said, adding that the Max 8 appeared to have developed a problem with the angle of attack sensor only after technicians had changed it the day before the doomed flight.
What We Know About the Lion Air Flight 610 Crash
This sounds quite ominous.
That is not correct the problem did not start because the sensor was changed the day before. There have been nine flights identified on the black box where this was a problem and the plane did not do nine flights in 24 hours. The problem was an issue before the new sensor was fitted.
I can see lawsuits against Lion Air and Boeing in the future.
I'm confused because I didn't see anything about nine flights in 24 hours. The article said, "In Lion Air 610’s final four flights, ..." and "Technicians in Bali changed the plane’s angle of attack sensors the day before the crash and the plane was declared fit to fly on to Jakarta. When it arrived there, maintenance crews addressed a problem with the plane's pitot tubes, the external probes that record airspeed."
It also said:
"Indonesia’s National Transportation Safety Committee, which is leading the investigation, said that inaccurate airspeed readings had been recorded on the plane in the days leading up to the crash. The airspeed is measured from so-called pitot tubes in the nose of the aircraft. Lion Air maintenance staff had worked on those tubes before the fatal last flight.
ETA: The New York Times is a very reliable source.
In Lion Air 610’s final four flights, the plane recorded repeated problems with its airspeed indicators, an issue that maintenance engineers tried to address multiple times, investigators said.
Boeing acknowledged in a statement that Indonesian investigators said the plane had experienced incorrect angle of attack readings. Erroneous inputs from an angle of attack sensor could put a Max 8 into a rapid descent, Boeing said in an advisory to customers".
What We Know About the Lion Air Flight 610 Crash
As the NTSB, NTSC and Boeing are all working together in this investigation, it seems odd that the NTSC would make an incorrect statement. I can only assume I've missed an article somewhere along the way. Can you help me out please Greg.
Sorry I can’t find the article which stated the flight data recorder indicated there were similar technical problems on nine flights on the data recorder. I definitely did read it but please disregard this information until it can be confirmed.
Thanks. I don't doubt you read it somewhere. This has happened to me in the past too. I've then spent hours looking for something and in the end it doesn't really matter. We'll eventually find out what happened because as you know, these investigations invariably find out what the cause was. Please don't feel you have to justify what you said. I enjoy reading all your posts.