Search found 45 matches

by mrbots
Tue May 26, 2020 8:45 pm
Forum: Civil Aviation
Topic: Development paths for new scope compliant aircraft.
Replies: 355
Views: 16869

Re: Development paths for new scope compliant aircraft.

Bombardier sold the Q400 to what is now DHC and they lack capital to further develop it and the CRJ to MHI who admitted they didn't want the plane but the established infrastructure from it to help the MRJ/SpaceJet which they're peddling back on anyways and abandoning the NA market in the process. E...

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by mrbots
Wed Nov 27, 2019 2:22 pm
Forum: Civil Aviation
Topic: Pictures surfacing of 777X Sept Test Failure
Replies: 308
Views: 62097

Re: Pictures surfacing of 777X Sept Test Failure - they are Bad

Yes it sucks, yes it wasn't planned, yes it was not released as extreme as the pictures show (name one decent sized company anywhere that doesn't do this?) but in the end this is precisely why they're physically tested and not just completely dependent on computer models. My biggest concern on this ...

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by mrbots
Wed Nov 06, 2019 3:26 pm
Forum: Civil Aviation
Topic: Boeing whistleblower raises doubts over 787 oxygen system
Replies: 42
Views: 10675

Re: Boeing whistleblower raises doubts over 787 oxygen system

Oxygen bottles? Don't aircraft usually use oxygen generators using a chemical reaction to generate oxygen for the passengers with a oxygen storage for the pilots and one or two bottles in the cabin accessible by the flight crew? On the 787 the cabin and crew O2 system is gaseous. There are bottles ...

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by mrbots
Wed Nov 06, 2019 1:44 pm
Forum: Civil Aviation
Topic: Boeing whistleblower raises doubts over 787 oxygen system
Replies: 42
Views: 10675

Re: Boeing whistleblower raises doubts over 787 oxygen system

Oxygen bottles? Don't aircraft usually use oxygen generators using a chemical reaction to generate oxygen for the passengers with a oxygen storage for the pilots and one or two bottles in the cabin accessible by the flight crew?

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by mrbots
Mon Nov 04, 2019 4:42 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

Anyone know if the one's coming out of the factory are updated with 2.0 (and any other changes) on the hopes it gets approved as is?

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by mrbots
Fri Nov 01, 2019 1:29 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

Haven't seen this posted (but who can keep up with every post and page here...) in the discussion on what MCAS is for, from Boeing's 737 MAX update website: "Maneuvering Characteristics Augmentation System (MCAS) - flight control law implemented on the 737 MAX to improve aircraft handling chara...

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by mrbots
Thu Oct 24, 2019 3:20 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

So to reitterate where we're at here. Discussion 1: MCAS for stick feel only No, it's anti-stall! You don't know! You don't know! Repeat Discussion 2: We should look at all the variables besides MCAS to improve future air safety HOW DARE YOU BLAME THE CREW! Repeat Can we get a locked, sticky thread ...

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by mrbots
Wed Oct 23, 2019 4:17 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

....so even if it meant designing a larger horizontal stabilizer, it is still an easy economic case to make. will not work i guess you can not certify it within grandfathering rules you would need to to a recertification of the complete 737 and the 737 would fail in a lot of requierements of 2019 i...

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by mrbots
Wed Oct 23, 2019 3:59 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

What's the cost inflection point between scrapping the MAX and getting it flying again? Probably 50 billion in aircraft already built, another 5 billion in penalties for those 5,000 cancelled orders, loss of 40 billion in production a year for the next ten years. Plus if every dollar has a 10x mult...

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by mrbots
Tue Oct 22, 2019 4:36 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

Is it possible that the EASA has the second update (bitflip issue) as a RTS requirement and the FAA will allow it to be rolled out afterwards?

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by mrbots
Fri Oct 18, 2019 7:54 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

This is bad, No matter where you look, the news coming out just gets worse. Is this the end of the 737, or are we still going to run with "making a safe plane safer"? I don't see how this letter could cause the end of the 737 as this shouldn't interfere with the scheduled certification fl...

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by mrbots
Fri Oct 18, 2019 5:00 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 749308

Re: Boeing 737MAX Grounded Worldwide Q4 2019

Shares currently falling today, the bad news keeps coming! Will it get to a point whereby the FAA will look to fully recertify the Max and not just the updates? Boeing shares slipped Friday after a Reuters report said instant messages from 2016 suggest that employees misled the FAA about a key safe...

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by mrbots
Wed Oct 16, 2019 6:26 pm
Forum: Civil Aviation
Topic: AS MAX impact and the NEO's future
Replies: 261
Views: 46397

Re: AS MAX impact and the NEO's future

Isn't AS pretty committed to the 737 with the A320s (including orders) being inherited from Virgin? Though, with the MAX mess I'm sure most single type operator carriers are reevaluating the risk/reward of having a one type fleet.

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by mrbots
Tue Oct 15, 2019 9:42 pm
Forum: Civil Aviation
Topic: Updated: Software link suspected in Airbus A220 engine blowouts according to Reuters
Replies: 93
Views: 32021

Re: Swiss temporarily grounds its A220s after another engine problem

The FAA dialed back the ETOPS on some of the Trent 1000 787s last year. Has there been any talk on dialing back or pulling the ETOPS on this or the GTF NEO?

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by mrbots
Mon Sep 30, 2019 3:38 pm
Forum: Civil Aviation
Topic: 737NG Pickle fork issue
Replies: 565
Views: 140143

Re: 737NG Pickle fork issue

It's impossible to have a completely accurate estimate to guarantee every frame will last to a certain amount of cycles, there's to many variables and there's too much variance in those variables, especially for something so highly and variably stressed as the load transfer point between the wing an...

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by mrbots
Fri Sep 20, 2019 3:58 pm
Forum: Civil Aviation
Topic: DL2353 diverts to TPA after rapidly descending from FL 390
Replies: 59
Views: 14128

Re: DL2353 diverts to TPA after rapidly descending from FL 390

And thanks for pointing that out as that’s brought to light ANOTHER DL incident on Aug 15th I didn’t initially see - https://nypost.com/2019/08/15/new-york-bound-delta-flight-fills-with-thick-mist-before-takeoff/?_gl=1*15h10sd*_ga*YW1wLWtVZUV6NDNaNjlPdU9sbFV6eEcxbnJOSXVucGt0aDN6NjhSTEZ4OGZ1VkxvV0V4...

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by mrbots
Thu Sep 19, 2019 5:43 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 4380
Views: 676299

Re: Boeing 737MAX Grounded Worldwide Q3 2019

So how come we all come back to pilot mistakes and extra training in this thread? Because the issues with MCAS, Boeing, and the FAA are well known and discussed with no one arguing against them but many don't want to admit that there are things to be improved on in relation to how the pilots handle...

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by mrbots
Thu Sep 19, 2019 5:07 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 4380
Views: 676299

Re: Boeing 737MAX Grounded Worldwide Q3 2019

I've posted this before, but it's come up again. In cause mapping an accident (in basically any industry or situation) you pick out all feasible causes that lead to the accident and create solutions to prevent those causes from happening again. You can't solely place blame on Boeing and move on, you...

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by mrbots
Thu Sep 19, 2019 4:28 pm
Forum: Civil Aviation
Topic: A320neo Family 'Excessive Pitch' Issue Thread
Replies: 215
Views: 53134

Re: A320neo Family 'Excessive Pitch' Issue Thread

It really just seems like these 50 and 30 year old mid-capacity, mid-range NBs are just being modified and pushed into capacities and ranges they were never intended for leading to these pitch/trim issues. Though I don't see anyone claiming the A320 is "inherently unstable" like they were ...

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by mrbots
Tue Sep 17, 2019 3:56 pm
Forum: Civil Aviation
Topic: Will anyone pick up AA’s retired MD80’s ?
Replies: 50
Views: 11951

Re: Will anyone pick up AA’s retired MD80’s ?

These birds went to Roswell, NM. That's not a place planes go to get a second life but to get parted out and scrapped.

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by mrbots
Mon Aug 26, 2019 2:30 pm
Forum: Civil Aviation
Topic: What is Boeing’s overall commercial game plan?
Replies: 131
Views: 19371

Re: What is Boeing’s overall commercial game plan?

Boeing is liable for a huge amount of money but they have the option to not just cut checks to everyone right off the bat. "Oh, you want $500MM in compensation for your grounded and undelivered MAXes? OK, how about an additional discount on your next five years of planes?" Which I'd imagin...

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by mrbots
Fri Aug 23, 2019 1:44 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 4380
Views: 676299

Re: Boeing 737MAX Grounded Worldwide Q3 2019

the MCAS 2.0 shall only trim ONCE what does ONCE mean? how long? It adjusts the trim one time only whenever the AoA sensors hit a certain point and it's not time based, it's angle based (2.5 degrees still?). As long as it's trimmed 2.5 degrees (or whatever it is) the force on the stick will be main...

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by mrbots
Wed Aug 14, 2019 2:22 pm
Forum: Civil Aviation
Topic: Why didn't the B753 sell better?
Replies: 136
Views: 28000

Re: Why didn't the B753 sell better?

Improvement in the traditional narrowbodies and fleet commonality I'm sure was huge too. When the 757 debuted the capability of NB's was much more constraining than they are today. With the size and range of the A321 and 739 (and soon 10) there aren't many use cases left to justify a few unique airc...

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by mrbots
Tue Aug 06, 2019 9:29 pm
Forum: Civil Aviation
Topic: American Airlines MD-80 Retirement Discussion Thread
Replies: 652
Views: 134255

Re: American Airlines MD-80 Retirement Discussion Thread

I'm now wishing I was going to be around on September 4 instead of on vacation. I'd be awesome to drive up to Roswell to watch these few dozen remaining S80s land after their "one final flight into the sunset."

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by mrbots
Mon Jul 29, 2019 6:20 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 4380
Views: 676299

Re: Boeing 737MAX Grounded Worldwide Q3 2019

I guess I've been through different root cause training. From all of the RCA's I've been involved in, which all follows cause mapping, it'd be more like: yes it'll pinpoint MCAS as the main contributing factor but you don't just stop there and move on. You delve into why MCAS is the way it is, into ...

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by mrbots
Tue Jun 25, 2019 2:09 pm
Forum: Civil Aviation
Topic: Confirmed: Mitsubishi Heavy Industries to Acquire CRJ Program from Bombardier
Replies: 332
Views: 51388

Re: End of an era: Bombardier sells regional jets

The Japanese company will take over all the maintenance, support, refurbishment, marketing and sales activities for the CRJ but not its manufacturing operations, the companies said. Bombardier will build out the remaining CRJ planes on order at a site in Mirabel, Que., which is leased from Airbus. ...

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by mrbots
Thu Jun 20, 2019 6:32 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3768
Views: 419897

Re: Boeing 737MAX Grounded Worldwide Q2 2019

I'm seeing all this Sully stuff floating around everywhere now. I realize he has a long history as a pilot with time in the military, 30 years as a pilot for US Airways, and obviously the "Miracle on the Hudson" but does he have any history or experience flying 737s or did they just plop h...

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by mrbots
Tue May 07, 2019 4:22 pm
Forum: Travel, Polls & Preferences
Topic: 44% say wont take MAX for a year?
Replies: 96
Views: 9038

Re: 44% say wont take MAX for a year?

Once the media moves on and stops shoving everything happening anywhere in the world related to Boeing down everyone's throats the general public will forget and move on. Even websites that say "Equipment: XXXX" don't say "Max" they'll say "73M" or "3M8" or s...

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by mrbots
Tue May 07, 2019 1:54 pm
Forum: Travel, Polls & Preferences
Topic: 44% say wont take MAX for a year?
Replies: 96
Views: 9038

Re: 44% say wont take MAX for a year?

Once the media moves on and stops shoving everything happening anywhere in the world related to Boeing down everyone's throats the general public will forget and move on. Even websites that say "Equipment: XXXX" don't say "Max" they'll say "73M" or "3M8" or si...

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by mrbots
Tue Apr 16, 2019 1:56 pm
Forum: Civil Aviation
Topic: United ERJ 145 status
Replies: 34
Views: 7313

Re: United ERJ 145 status

I can't argue that the 145s are getting dated but I hate to hear that they're adding more CR2 to replace/supplement them. I prefer the 1+2 where I can usually get the seat by itself and absolutely hate flying on the CR2s with their low, awkward windows and can't say I've been on a CR2 that was in an...

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by mrbots
Mon Apr 15, 2019 2:33 pm
Forum: Non-Aviation
Topic: Trump wants Boeing to rebrand 737MAX
Replies: 82
Views: 9841

Re: Trump wants Boeing to rebrand 737MAX

The general public is fairly ignorant on technical details and loves latching on to names as it's been proven time and time again that marketing works. After they've had the fix applied, just drop the "MAX" name and market it as the "all-new and improved" -7, -8, -9, and -10 or c...

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by mrbots
Fri Apr 05, 2019 5:43 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6476
Views: 757540

Re: B737MAX Grounded Worldwide

I do not for a second believe that Boeing was acting on greed, and I do not believe for a second that Boeing had knowledge that this flaw could result in deaths. Doesn't that then make them wholly incompetent but still grossly negligent? I expect it makes a difference to any settlement, but not to ...

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by mrbots
Mon Apr 01, 2019 9:19 pm
Forum: Travel, Polls & Preferences
Topic: When was your last MD-80 flight and how was it?
Replies: 84
Views: 8579

Re: When was your last MD-80 flight and how was it?

About a month ago on an AA S80 from DFW to ICT (and again on the way back) and it felt like stepping back in time as the cabin was well past it's prime. Seemed like a major downgrade from the seemingly brand new CRJ I got to DFW on. Had a similar experience with AA two years ago going to Hawaii. Fle...

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by mrbots
Fri Mar 22, 2019 8:53 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6476
Views: 757540

Re: B737MAX Grounded Worldwide

What many are forgetting is that MCAS (and its higher THS deflection angle) have been implemented for a reason. It wouldn’t have been introduced in the first place, or changed from 0.6 to 2.5deg deflection, if it wasn’t required to create a “stable” aircraft. The fact that the system has had to exi...

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by mrbots
Fri Mar 22, 2019 8:16 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6476
Views: 757540

Re: B737MAX Grounded Worldwide

Several are acting like refinement of MCAS and training of pilots and the Max will still just randomly fall out of the sky so just scrap the entire program, the fastest and highest selling program in Boeing history. The airframe is proven and (please correct me if I'm wrong) it looks like the change...

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by mrbots
Thu Mar 21, 2019 4:06 pm
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 753542

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

I'm not defending Boeing but like pretty much every airplane crash there are multiple variables. Yes, Boeing's implementation of MCAS on a single sensor shows massive ignorance. Yes, Boeing not mentioning MCAS to customers or in training as well as increasing it's authority without telling the FAA s...

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by mrbots
Thu Mar 14, 2019 4:54 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6476
Views: 757540

Re: B737MAX Grounded Worldwide

Not sure if posted before, but WN released a video regarding this: https://youtu.be/XZypk-1HZGs That's quite the statement. I don't know what it is in response to: bookings decline given the hysteria about 737? Or is it being encouraged by faa since they pressured to take action? I noticed he menti...

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by mrbots
Thu Mar 14, 2019 4:12 pm
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 753542

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

Does it really matter where the FDR and CVR go? How do you bias flight data and voice recordings? There'd be third parties present either way. It's not like the NTSB, EASA, BEA, etc. don't deal with each other and work together regularly. The boxes should have been on their way anywhere capable imm...

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by mrbots
Thu Mar 14, 2019 3:41 pm
Forum: Civil Aviation
Topic: Atlas Air 3591 Down in Trinity Bay, Texas
Replies: 1923
Views: 452560

Re: Atlas Air 3591 Down in Trinity Bay, Texas

So...not a pilot but I don't recall ever being on a flight that hit turbulence and then the pilots push the throttles to full, or even adjusting the engines any noticeable amount during turbulence. Except that one time we seemed to get hit by a pretty significant cross-wind on final approach where t...

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by mrbots
Thu Mar 14, 2019 3:23 pm
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 753542

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

Does it really matter where the FDR and CVR go? How do you bias flight data and voice recordings? There'd be third parties present either way. It's not like the NTSB, EASA, BEA, etc. don't deal with each other and work together regularly. The boxes should have been on their way anywhere capable imme...

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by mrbots
Wed Mar 13, 2019 8:25 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6476
Views: 757540

Re: Should airline regulators consider grounding B737 MAX series

WN has released a statement: https://twitter.com/SouthwestAir/status/1105922734624829441 So according to their statement, "the safety of our customers and employees is our uncompromising priority" why didn't Southwest ground the MAX before now, when they really don't have any choice, but ...

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by mrbots
Wed Mar 13, 2019 2:35 pm
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 753542

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

I think everyone is reading too much in to the arguing over where to send the boxes. I believe the location to send the CVR and FDR is just being sensationalized by the news for clicks (like seemingly all news in the US). I can't see it being unprecedented and the NTSB and UK's agency have to work t...

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by mrbots
Tue Mar 12, 2019 9:52 pm
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 753542

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

The bottom line to me is that IF this ET crash was caused by MCAS, there is NO EXCUSE for the pilots to have not been aware of what to do. I'm not a pilot and with all of the publicity since Lion Air, I know what to do. You'd think a MAX pilot would cutoff the automatic trim the second that the air...

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by mrbots
Tue Mar 12, 2019 9:23 pm
Forum: Civil Aviation
Topic: Returning jets from the graveyard after a fleet grounding
Replies: 36
Views: 11888

Re: Returning jets from the graveyard after a fleet grounding

For AA at least, most all MAX8s are MIA based. Many are used on island routes, northern South America, and eastern seaboard. For sake of commonality and interchangeability, I would think that AA would hard pressed to bring in MD80s to fly those routes (over water, stage length, capacity, etc.). My ...

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by mrbots
Tue Mar 12, 2019 5:36 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6476
Views: 757540

Re: Should airline regulators consider grounding B737 MAX series

Some numbers from Boeing's plane launches since the 80's: B737 Classic was in service 5 years before the first fatality B737NG was in service 4 years before the first fatality B757 was in service for 7 years before the first fatality B767 was in service for 9 years before the first fatality B777 was...

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