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Re: Another 737 down

Posted: Mon Jun 16, 2025 6:21 am
by Calculon
Capt Steeeve seems like a tool, and his theory of the pilots causing the crash by mistakenly raising the flaps instead of the landing gear seems really fucking stupid




Re: Another 737 down

Posted: Mon Jun 16, 2025 7:17 am
by Torquemada 1420
Sandstorm wrote: Mon Jun 16, 2025 6:08 am
Torquemada 1420 wrote: Mon Jun 16, 2025 6:07 am This is an interesting one:


Here is a snip I've taken from another Dreamliner take off
Image

and comparing with the (now improved) video in the video link above, for me it's inconclusive whether Air India had flaps deployed.
Careful Torque, a lot of actual 787 pilots are debunking everything Capn Steeeve is saying.
Oh. I'm not agreeing with him: jury is out for me and everyone at the airfield. But that clear footage he had was something new for me which
a) brought in the possibility of the RAT and
b) gave a clearer view of the trailing edges..... although I'm still not sure on flaps.

I was immediately wary of a guy who sits in his uniform for the blog..........

Re: Another 737 down

Posted: Mon Jun 16, 2025 7:43 am
by Yeeb
Torq, you ever post on main PR any more as there’s a crash thread on there that’s interesting .

Re: Another 737 down

Posted: Mon Jun 16, 2025 7:47 am
by Yeeb
Torquemada 1420 wrote: Mon Jun 16, 2025 6:07 am This is an interesting one:


Here is a snip I've taken from another Dreamliner take off
Image

and comparing with the (now improved) video in the video link above, for me it's inconclusive whether Air India had flaps deployed.
Re the flaps, if you watch YouTube of a Dreamliner doing a sharp take off and climb as a demonstration (so presumably lightly loaded, good pilot on board , everything triple checked ) you can see the flaps clearly down on the steep climb, very different from the crash video where if they are down it’s at first setting only.

Crashed wing shows leading edge slats deployed at least , unsure how much these help if power and flap settings don’t match.



Can see the clear zig zag between where flaps end and ailerons are on trailing edge - no zig zag on crash vid

Re: Another 737 down

Posted: Mon Jun 16, 2025 10:14 am
by fishfoodie
Both the FDR & CVR have now been recovered, so hopefully they're both in good shape & the investigators will start to get some answers.

Re: Another 737 down

Posted: Mon Jun 16, 2025 11:08 am
by Torquemada 1420
Yeeb wrote: Mon Jun 16, 2025 7:47 am Re the flaps, if you watch YouTube of a Dreamliner doing a sharp take off and climb as a demonstration (so presumably lightly loaded, good pilot on board , everything triple checked ) you can see the flaps clearly down on the steep climb, very different from the crash video where if they are down it’s at first setting only.

Crashed wing shows leading edge slats deployed at least , unsure how much these help if power and flap settings don’t match.



Can see the clear zig zag between where flaps end and ailerons are on trailing edge - no zig zag on crash vid
Slats would increase the critical AOA so I suppose might have been (re)deployed to try and lower the risk of stall?

Re: Another 737 down

Posted: Mon Jun 16, 2025 11:15 am
by Dinsdale Piranha
fishfoodie wrote: Mon Jun 16, 2025 10:14 am Both the FDR & CVR have now been recovered, so hopefully they're both in good shape & the investigators will start to get some answers.
The 787 doesn't use separate FDR & CDR. It uses an EAFR which combines both aspects and there are two of them.

Assuming no damage, the investigation team has had all the data since they recovered the first one. They likely have a pretty good idea of what caused the crash already.

EDIT. Looks like there are differences between the front and rear EAFRs, including how they are powered which might mean one has more data than the other.

Re: Another 737 down

Posted: Mon Jun 16, 2025 1:15 pm
by Calculon
Yeeb wrote: Mon Jun 16, 2025 7:47 am
Torquemada 1420 wrote: Mon Jun 16, 2025 6:07 am This is an interesting one:


Here is a snip I've taken from another Dreamliner take off
Image

and comparing with the (now improved) video in the video link above, for me it's inconclusive whether Air India had flaps deployed.
Re the flaps, if you watch YouTube of a Dreamliner doing a sharp take off and climb as a demonstration (so presumably lightly loaded, good pilot on board , everything triple checked ) you can see the flaps clearly down on the steep climb, very different from the crash video where if they are down it’s at first setting only.

Crashed wing shows leading edge slats deployed at least , unsure how much these help if power and flap settings don’t match.



Can see the clear zig zag between where flaps end and ailerons are on trailing edge - no zig zag on crash vid
Crashed video shows the flaps deployed and even if they weren't the plane managed to take off and climb to around 600ft when there was a massive loss of thrust - and only then went down


Image

Re: Another 737 down

Posted: Mon Jun 16, 2025 5:08 pm
by Yeeb
Won’t lie , not my first ‘needed bigger flaps ‘ …

Etc

Re: Another 737 down

Posted: Mon Jun 16, 2025 5:12 pm
by Torquemada 1420
Calculon wrote: Mon Jun 16, 2025 1:15 pm Crashed video shows the flaps deployed and even if they weren't the plane managed to take off and climb to around 600ft when there was a massive loss of thrust - and only then went down


Image
See earlier ( I think). It almost certainly could not have got off the ground, fully loaded, without flaps deployed.

I can't wait for the reason for a catastrophic loss of power to 2 engines (assuming cause), simultaneously. Do we know if this one was GE or Trents?

Re: Another 737 down

Posted: Mon Jun 16, 2025 5:22 pm
by Calculon
Don't know. Guy I linked speculates most likely due to fuel valves closing but doesn't say why they shut. Hopefully will find out sooner rather than later.

Re: Another 737 down

Posted: Mon Jun 16, 2025 7:05 pm
by fishfoodie
Calculon wrote: Mon Jun 16, 2025 5:22 pm Don't know. Guy I linked speculates most likely due to fuel valves closing but doesn't say why they shut. Hopefully will find out sooner rather than later.
Obligatory Fr Ted reference



Why on earth would either Pilot be going anywhere near fuel controls during takeoff ????

He sounds like he's like most of the Youtube experts, just flinging shit at the wall and seeing what sticks !

Re: Another 737 down

Posted: Mon Jun 16, 2025 7:37 pm
by Dinsdale Piranha
Torquemada 1420 wrote: Mon Jun 16, 2025 5:12 pm
Calculon wrote: Mon Jun 16, 2025 1:15 pm Crashed video shows the flaps deployed and even if they weren't the plane managed to take off and climb to around 600ft when there was a massive loss of thrust - and only then went down


Image
See earlier ( I think). It almost certainly could not have got off the ground, fully loaded, without flaps deployed.

I can't wait for the reason for a catastrophic loss of power to 2 engines (assuming cause), simultaneously. Do we know if this one was GE or Trents?
GE, although it's highly impobable the engines themselves were the problem. But then, this whole incident is highly unlilely in the first place. :think:

Re: Another 737 down

Posted: Tue Jun 17, 2025 12:31 am
by Calculon
fishfoodie wrote: Mon Jun 16, 2025 7:05 pm
Calculon wrote: Mon Jun 16, 2025 5:22 pm Don't know. Guy I linked speculates most likely due to fuel valves closing but doesn't say why they shut. Hopefully will find out sooner rather than later.
Obligatory Fr Ted reference



Why on earth would either Pilot be going anywhere near fuel controls during takeoff ????

He sounds like he's like most of the Youtube experts, just flinging shit at the wall and seeing what sticks !
Why you think it's the pilots fault? At this stage the only pretty clear cause is the loss of thrust, nobody knows why this loss, which he makes clear.

Re: Another 737 down

Posted: Tue Jun 17, 2025 9:02 am
by Torquemada 1420
Dinsdale Piranha wrote: Mon Jun 16, 2025 7:37 pm GE, although it's highly impobable the engines themselves were the problem. But then, this whole incident is highly unlilely in the first place. :think:
Very. Rarely are these events down to a single cause but more usually, a combo. of smaller issues that combine to create catastrophe.