Ethiopian plane crash

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Bradgate

2,839 posts

149 months

Tuesday 12th March 2019
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smack said:
BBC Lunchtime news just announced the CAA has banned the 737 Max from taking off, landing, or overflying UK airspace.
I’m only surprised it has taken the CAA two days to do this. I would not fly on a 737 Max until Boeing sort it out.

Eric Mc

122,227 posts

267 months

Tuesday 12th March 2019
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captain_cynic said:
Quite right... I was using Boeing's nomenclature, I also wouldn't lump them in, the low bypass turbofans are a completely different class of engine.

I remember seeing a -100 at Perth Airport... in 2014, still in service with Cobham Aviation doing charter flights to a mine site. Engine nacelles were so close to the wing they were practically part of it. I'm sure they've gotten rid of it since.
The 100 and 200 were identical apart from the 200 being slightly longer. The narrow diameter of the JT8D did allow Boeing to keep the undercarriage short. This was seen as a good thing at the time but became an issue when they decided to use the larger diameter CFM56 as the undercarriage legs were too short to provide adequate clearance between the bottom of the engine cowling and the ground. The problem was solved by moving some ancilliaries from underneath the engine to the side. This allowed them to flatten off the bottom of the cowling giving it a squashed appearance.

One early change in the history of the 737 was to the thrust reverser buckets. The original type was similar to the ones fitted to the JT8Ds as fitted to the rear engined Boeing 727 and Douglas DC-9. Shortly after the entered service the thrust reverse system was changed to a large split clamshell type which was quite dramatic to watch in operation and made sure that lots of smuts and smoke was blown all over the rear fuselage.

This is the 737-100 prototype with the original thrust reversers -



This is a 737-100 with the standardised and larger reverser system -



And this is the dirt they could throw up on the fuselage -


anonymous-user

56 months

Tuesday 12th March 2019
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That’s going to have a big impact on Iceland air and Norwegian and TUI (except they’ve only got 6)

anonymous-user

56 months

Tuesday 12th March 2019
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Bradgate said:
smack said:
BBC Lunchtime news just announced the CAA has banned the 737 Max from taking off, landing, or overflying UK airspace.
I’m only surprised it has taken the CAA two days to do this. I would not fly on a 737 Max until Boeing sort it out.
I would happily. Airlines and aircrews all know about the problems now and have taken steps to mitigate against it. It’s not difficult to resolve in flight if you’re aware of it as everyone is now.

captain_cynic

12,329 posts

97 months

Tuesday 12th March 2019
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El stovey said:
That’s going to have a big impact on Iceland air and Norwegian and TUI (except they’ve only got 6)
Norwegian only have 17 delivered, most of their aircraft are 737 NG's.

The big users are Southwest with 35, American and Air Candada with 24 each.

Still not going to be good. If this goes on for too long Norwegian will have to lease aircraft off someone else.

J4CKO

41,784 posts

202 months

Tuesday 12th March 2019
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alangla said:
Quick look at Flightradar shows TF-ICE left Gatwick at 12:31, just missing the ban. https://www.flightradar24.com/ICE5G/1fc6d99c TF-ICY is heading for Skye just now, presumably these will be the last two in UK space. If the TUI ones are out of the country (probable) then some holidaymakers have got a long walk home...
Got a few days to sort something out and to be honest, I would be a little relieved, even though its a pretty low chance, and it would be on my mind, I guarantee my missus would flat refuse to get on one.

Munter

31,319 posts

243 months

Tuesday 12th March 2019
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El stovey said:
I would happily. Airlines and aircrews all know about the problems now and have taken steps to mitigate against it. It’s not difficult to resolve in flight if you’re aware of it as everyone is now.
I think you might have jumped the gun there.

If it's what people think it is, and if taking the actions people think they should take is actually possible. Then it might not be too difficult to resolve.

What if the damn thing just refuses to undo it's decision though? This 2nd set of pilots might have done exactly what we think is the right thing, but it made no difference.

We'll have to wait and find out. I'm happier they are on the ground until we know the sequence of events.

Earthdweller

13,667 posts

128 months

Tuesday 12th March 2019
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Currently two Tui 737 Max en route back to UK

This one .. and another just left Alicante both heading for Manchester, plus one just arrived in Tenerife

Wonder where they’ll end up





Edited by Earthdweller on Tuesday 12th March 13:48

J4CKO

41,784 posts

202 months

Tuesday 12th March 2019
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Earthdweller said:
Currently two Tui 737 Max en route back to UK

This one .. and another just left Alicante both heading for Manchester

Wonder where they’ll end up

Motorhub/Keighley trade Centre ?

StartersOrders

1,073 posts

177 months

Tuesday 12th March 2019
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El stovey said:
That’s going to have a big impact on Iceland air and Norwegian and TUI (except they’ve only got 6)
Also LOT. The vast majority of their Heathrow flights are on the MAX 8 fleet (which are absolutely lovely too). Ironically they are the one airline that was pointed to as having trained pilots on the MCAS issue.

I'm scheduled to fly on the MAX just before Easter, so I hope it's allowed by then! So long as it's trained around, the MCAS issue isn't a fatal problem.

Munter

31,319 posts

243 months

Tuesday 12th March 2019
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Earthdweller said:
Currently two Tui 737 Max en route back to UK

This one .. and another just left Alicante both heading for Manchester

Wonder where they’ll end up
My guess is a TUI hub in France or Germany. Then onto something else to get to the UK.

Earthdweller

13,667 posts

128 months

Tuesday 12th March 2019
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According to Sky TUI saying all their 737-8 planes have been grounded

But Flightradar24 showing three in the sky currently

anonymous-user

56 months

Tuesday 12th March 2019
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Munter said:
My guess is a TUI hub in France or Germany. Then onto something else to get to the UK.
Looks like the airborne ones are still heading to the UK.

red_slr

17,397 posts

191 months

Tuesday 12th March 2019
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J4CKO said:
Motorhub/Keighley trade Centre ?
biggrin

Bradgate

2,839 posts

149 months

Tuesday 12th March 2019
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El stovey said:
I would happily. Airlines and aircrews all know about the problems now and have taken steps to mitigate against it. It’s not difficult to resolve in flight if you’re aware of it as everyone is now.
You’re braver, or more foolish, than me. The pilots of ET 302 would have been very well aware of the issues which led to the loss of JT 610. We don’t yet know if the second incident was caused by related issues which the crew were unable to deal with. It certainly can’t be ruled out at this stage.

alangla

4,912 posts

183 months

Tuesday 12th March 2019
quotequote all
Earthdweller said:
Currently two Tui 737 Max en route back to UK

This one .. and another just left Alicante both heading for Manchester, plus one just arrived in Tenerife

Wonder where they’ll end up



Edited by Earthdweller on Tuesday 12th March 13:48
That one's about to pass Torquay, so assume it's going to be allowed to land at Manchester. There's two Turkish ones inbound to Birmingham & Gatwick that are still on their way, would have thought the airline would have had them return to Istanbul by now, but no sign of them turning round.

captain_cynic

12,329 posts

97 months

Tuesday 12th March 2019
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El stovey said:
Munter said:
My guess is a TUI hub in France or Germany. Then onto something else to get to the UK.
Looks like the airborne ones are still heading to the UK.
I've wondered if the CAA rule will permit them them land as they were already in the air before the ban... Can't see why not as the AoA sensor issue seems to be when climbing. All future flights I suspect are grounded.

Although landing anywhere but Manchester might be a bonus hehe

Bradgate

2,839 posts

149 months

Tuesday 12th March 2019
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Earthdweller said:
According to Sky TUI saying all their 737-8 planes have been grounded

But Flightradar24 showing three in the sky currently
The CAA will have notified TUI and all other operators of the type before making the grounding decision public. The aircraft may have already been in the air. They will be grounded when they return to base.

anonymous-user

56 months

Tuesday 12th March 2019
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captain_cynic said:
El stovey said:
Munter said:
My guess is a TUI hub in France or Germany. Then onto something else to get to the UK.
Looks like the airborne ones are still heading to the UK.
I've wondered if the CAA rule will permit them them land as they were already in the air before the ban... Can't see why not as the AoA sensor issue seems to be when climbing. All future flights I suspect are grounded.
Looks like one just landed in Tenerife from Manchester, I wonder if it will be allowed back.

anonymous-user

56 months

Tuesday 12th March 2019
quotequote all