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Started By
Message
re: On Malfunctioning 737 Max, Captain Had the Flu and Copilot Was a Sub
Posted on 10/27/19 at 5:01 pm to RogerTheShrubber
Posted on 10/27/19 at 5:01 pm to RogerTheShrubber
quote:
Only if the pilot didn't understand the procedures to overcome. Which was the case in both flights.
These problems weren't new, other pilots had encountered and safely landed.
You're trying to put blame solely on the aircraft and that's not the case.
I think you're mistaken. For one, the existence of MCAS wasn't even known to the pilots of Lion Air, so it's unreasonable to expect them to know how to turn off a system they were never told about.
Also, it's not true that "this same problem occurred many times before and the plane safely landed." It had only happened once before, and it was on the very same plane. There have been 3 such incidents total, and 2 of them resulted in complete hull losses. Of course I'm sure some hot shot pilot could have saved the plane, but that's not how you should design planes.
The proof is in the pudding: the 737 Max has the worst safety record in commercial airline history and is currently grounded worldwide with deafening silence from Boeing. If that sounds like a pilot issue to you then I don't know what else to say.
This post was edited on 10/27/19 at 5:22 pm
Posted on 10/27/19 at 5:25 pm to Cold Drink
quote:
currently grounded worldwide
I could just Google it, but this thread seems to have folks that know a lot more than me so I'll just ask ya'll. So these 737Max's are all just parked somewhere? How many planes are we talking about? If it's such a widely used plane, how are airlines able to continue without massive cancellations? Has this happened and I just don't know about it (totally possible, I haven't flown in 4 years)?
What's going to happen if they're given the green light again? It's not like they can just pull the cover off, change the oil and go back to operating full schedule.
This are probably all stupid questions, I'm just completely clueless about all this although it's been a very popular topic on here, I rarely pay attention.
Posted on 10/27/19 at 5:28 pm to supadave3
quote:
It's not like they can just pull the cover off, change the oil and go back to operating full schedule.
you'd be surprised at how fast they can get them back up and on line, they prep them for being parked with the intention of being able to get ready pronto, but you could go pull an old plane out of the bone yard that hasn't been too badly cannibalized and get it back up pretty quickly too
Posted on 10/27/19 at 5:37 pm to supadave3
quote:
So these 737Max's are all just parked somewhere?
Last I saw they had a bunch I think the entire SWA fleet at KVCV. Also had some other airlines at KPMD.
They have them configured to get in the air ASAP after they get their AWR signed off. They do ground runs weekly if I’m not mistaken and other things like that to keep the “juices flowing.”
Posted on 10/27/19 at 5:45 pm to OleWarSkuleAlum
You’re right. Perfectly safe jet. Inexperienced co-pilot, pilot under the weather, of course it’s going to crash. You owned those libs again.
Posted on 10/27/19 at 5:52 pm to Cold Drink
quote:
Of course I'm sure some hot shot pilot could have saved the plane,
Posted on 10/27/19 at 8:24 pm to Cold Drink
Cold Drink it’s clear you are an EU Firster. Why do you hate America?
Posted on 10/27/19 at 9:33 pm to OleWarSkuleAlum
Quite the opposite, really. I always fly Boeing when I can. In fact my Boeing snobbery is the very reason I’m so disturbed by the 737 Max saga.
Posted on 10/27/19 at 9:38 pm to OleWarSkuleAlum
If that was all I had to choose from I'd either drive if it was domestic or get on a damned boat for international across the water.
Posted on 10/28/19 at 7:16 am to damnedoldtigah
Is this new news, saw it posted this morning on another forum?
This information was just released yesterday as reported by Aviation Safety Network (a very good website all of you aviation buffs should have in their favorites). This Repair Station is very local to the one I work at and is known to me.
"FAA revokes certificate of maintenance firm that delivered faulty 737 MAX AOA sensor to Lion Air
27 October 2019
The U.S. Department of Transportation’s Federal Aviation Administration (FAA) issued an order on October 25, 2019, revoking the repair station certificate of Xtra Aerospace, LLC, of Miramar, Florida.
According to the order, Xtra failed to comply with requirements to repair only aircraft parts on its list of parts acceptable to the FAA that it was capable of repairing. The company also failed to comply with procedures in its repair station manual for implementing a capability list in accordance with the Federal Aviation Regulations. Xtra is a repair station certificated under part 145 of the Federal Aviation Regulations.
The FAA began its investigation in November 2018. Investigators looked specifically at the company’s compliance with regulatory requirements that apply to its capability list, and records and work orders for aircraft parts it approved for return to service. The investigation determined that from November 2009 until May 2019, Xtra failed to complete and retain records in accordance with procedures in its repair station manual to support parts on its capability list. The company also did not substantiate that it had adequate facilities, tools, test equipment, technical publications, and trained and qualified employees to repair parts on its capability list.
The agency issued the order as part of a settlement agreement with the company. Under the agreement, Xtra waives its right to appeal the revocation to the National Transportation Safety Board or any court.
On the same day the order was issued, the Indonesian NTSC investigators published their final report on the Lion Air Boeing 737 MAX crash. It was concluded that MCAS activation on a previous flight was caused by faulty repair and calibration of an AOA sensor by Xtra Aerospace. This led the NTSC to issue a safety recommendation to the FAA: “The absence of equivalency assessment required by Xtra Aerospace procedure and unavailability of procedure was not detected by the FAA. This indicated inadequacy of the FAA oversight. Therefore, NTSC recommends that the FAA improves the oversight to Approved Maintenance Organization (AMO) to ensure the processes within the AMO are conducted in accordance with the requirements.”
LINK
This information was just released yesterday as reported by Aviation Safety Network (a very good website all of you aviation buffs should have in their favorites). This Repair Station is very local to the one I work at and is known to me.
"FAA revokes certificate of maintenance firm that delivered faulty 737 MAX AOA sensor to Lion Air
27 October 2019
The U.S. Department of Transportation’s Federal Aviation Administration (FAA) issued an order on October 25, 2019, revoking the repair station certificate of Xtra Aerospace, LLC, of Miramar, Florida.
According to the order, Xtra failed to comply with requirements to repair only aircraft parts on its list of parts acceptable to the FAA that it was capable of repairing. The company also failed to comply with procedures in its repair station manual for implementing a capability list in accordance with the Federal Aviation Regulations. Xtra is a repair station certificated under part 145 of the Federal Aviation Regulations.
The FAA began its investigation in November 2018. Investigators looked specifically at the company’s compliance with regulatory requirements that apply to its capability list, and records and work orders for aircraft parts it approved for return to service. The investigation determined that from November 2009 until May 2019, Xtra failed to complete and retain records in accordance with procedures in its repair station manual to support parts on its capability list. The company also did not substantiate that it had adequate facilities, tools, test equipment, technical publications, and trained and qualified employees to repair parts on its capability list.
The agency issued the order as part of a settlement agreement with the company. Under the agreement, Xtra waives its right to appeal the revocation to the National Transportation Safety Board or any court.
On the same day the order was issued, the Indonesian NTSC investigators published their final report on the Lion Air Boeing 737 MAX crash. It was concluded that MCAS activation on a previous flight was caused by faulty repair and calibration of an AOA sensor by Xtra Aerospace. This led the NTSC to issue a safety recommendation to the FAA: “The absence of equivalency assessment required by Xtra Aerospace procedure and unavailability of procedure was not detected by the FAA. This indicated inadequacy of the FAA oversight. Therefore, NTSC recommends that the FAA improves the oversight to Approved Maintenance Organization (AMO) to ensure the processes within the AMO are conducted in accordance with the requirements.”
LINK
This post was edited on 10/28/19 at 7:17 am
Posted on 10/28/19 at 7:21 am to kywildcatfanone
I’m not a maintainer but I do believe the AOA sensor is the likely culprit from the reports I’ve read. Whether it be complete failure or erroneous readings being fed to the system. Doesn’t surprise me a shitty international airline would use a shitty maintenance support company.
Posted on 10/28/19 at 8:03 am to OleWarSkuleAlum
quote:
BUT, BUT, BUT BOEING!
BOEING made a major update to the plane and didn't tell anyone about it.
That's a big deal, when combined with incompetent foreign pilots.
Posted on 10/28/19 at 8:06 am to kywildcatfanone
quote:
The company noted the FAA action was separate from the Indonesia’s “investigation and report of the Lion Air Boeing 737 Max accident and is not an indication that Xtra was responsible for the accident.”
Doesn’t this depend on what sensor they repaired? If it was the one showing nearly 20 degrees AOA while taxing and then almost 30 at take off causing stick shake even before MCAS they might be at least partially responsible. If they didn’t document that AOA sensor issue caused previous flight issue that had to do the cut off switch procedure and manually trim they also might be at least partially responsible, but the then Unknown MCAS not sensor pushed nose down.
This post was edited on 10/28/19 at 8:07 am
Posted on 10/28/19 at 8:09 am to OleWarSkuleAlum
quote:
They have them configured to get in the air ASAP after they get their AWR signed off. They do ground runs weekly if I’m not mistaken and other things like that to keep the “juices flowing.”
There was a good article a few months back about what airlines do when a plane is grounded. I want to say WSJ? Basically it covers everything from firing up the electronics each week and starting and idling the engines, to moving the plane once a month so the tires don't get flat spots. It is pretty expensive to keep it "close to ready" because you require maintenance on site to perform a lot of these functions. A longer term storage is available, but will require longer to return to service.
For what its worth, Southwest has said they expect it to take 2-3 months to get all grounded aircraft back in the air.
Posted on 10/28/19 at 8:16 am to Cold Drink
quote:
For one, the existence of MCAS wasn't even known to the pilots of Lion Air,
The pilots may not have understood it completely but the Lion Air pilots literally turned it off following their checklist procedures then broke protocol and turned it back on, is that not correct?
Which is a major deal because the entire reason to have a properly ordered checklist is to rule out possible issues.
If the Pilots had followed their checklist they were supposed to the plane likely doesn’t crash. Given it’s also possible the crappy pilots still crash.
Posted on 10/28/19 at 8:45 am to baldona
quote:
The pilots may not have understood it completely but the Lion Air pilots literally turned it off following their checklist procedures then broke protocol and turned it back on, is that not correct?
I thought that was what Ethiopian pilots did. Lion crew or co-pilot couldn’t find procedures or checklist, and the pilot who at least was fairly aggressively counter trimming the MCAS nose down commands had to hand off controls to co-pilot to check himself. The co-pilot wasn’t as aggressive counter trimming the nose down commands.
This post was edited on 10/28/19 at 8:49 am
Posted on 10/28/19 at 8:46 am to baldona
quote:
The pilots may not have understood it completely but the Lion Air pilots literally turned it off following their checklist procedures then broke protocol and turned it back on, is that not correct?
Which is a major deal because the entire reason to have a properly ordered checklist is to rule out possible issues.
If the Pilots had followed their checklist they were supposed to the plane likely doesn’t crash. Given it’s also possible the crappy pilots still crash.
Yea, would you mind linking me to the NTSB/cooperative Indonesian report of the black box/FDR where they did this? I'm not buying it.
Posted on 10/28/19 at 8:50 am to SM6
quote:
Let’s not kid ourselves into thinking that US pilots are somehow wildly different from their foreign counter parts.
But they are though.
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