Search found 3136 matches

by Dalmd88
Tue Feb 18, 2020 1:47 pm
Forum: Civil Aviation
Topic: Why wouldn't the Trent 1000-TEN problems also show up in the Trent XWB?
Replies: 46
Views: 6795

Re: Why wouldn't the Trent 1000-TEN problems also show up in the Trent XWB?

The main issues with the Trent 1000/Ten engine are with the IP section both IPC and IPT. I've not seen this mentioned much but the power offtake for the generators/gearbox is from the IP section on this engine due to the genys and believe the XWB reverts back to Roll's traditional location for powe...

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by Dalmd88
Sat Feb 15, 2020 2:19 pm
Forum: Civil Aviation
Topic: Upstate New York Aviation Thread - 2020
Replies: 206
Views: 22040

Re: Upstate New York Aviation Thread - 2020

Noticed that JetBlue moved the Orlando departure out of Syracuse from 6:30am until 6:30pm. This new scheduled is absolutely going to KILL connection traffic, the flight now won’t get to MCO until 10pm which eliminates every possibility of making another flight. What will take the place of their pre...

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by Dalmd88
Sat Feb 15, 2020 12:14 am
Forum: Civil Aviation
Topic: Delta Unveils Special A321 Livery With All 90,000 Employee Names On It
Replies: 49
Views: 12488

Re: Delta Unveils Special A321 Livery With All 90,000 Employee Names On It

People like me in 2007 had a value built up to $507000 taken away and given $ 80000 in a 401 to rebuild. I will do great but 1/2 of the value calculated by Delta when I was hired. So ALL of my PS goes into 401/Roth and some type of retirement to rebuild what the airline took. Putting it all in your...

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by Dalmd88
Sun Feb 09, 2020 11:50 pm
Forum: Technical/Operations
Topic: Strange probes on the A350
Replies: 20
Views: 2810

Re: Strange probes on the A350

I've never seen a RAT test. Just how loud is it? Audible within the cabin/cockpit? From an observer perspective: Would the RAT be the loudest noice emanating on a landing? And while I'm sure this varies by Type, airspeed, etc: What kind of RPM are we talking? Is the RPM governed to an upper-limit? ...

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by Dalmd88
Sun Feb 09, 2020 1:18 pm
Forum: Civil Aviation
Topic: Supply and demand of used Aircraft engines
Replies: 21
Views: 2644

Re: Supply and demand of used Aircraft engines

This may greatly show my ignorance but would it be possible to install a LEAP in place of a CFM56 on an A320 series without changing much else? I appreciate the NEOs have other refinements but is a halfway house possible? Sent from my moto g(7) plus using Tapatalk I really doubt we will ever see re...

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by Dalmd88
Sat Feb 08, 2020 9:25 pm
Forum: Civil Aviation
Topic: Supply and demand of used Aircraft engines
Replies: 21
Views: 2644

Re: Supply and demand of used Aircraft engines

After the initial aircraft and spares purchases, there are very few new engine purchases. Everything from there on out is rebuild what you have. After a couple of shop visits you have essentially replaced almost everything.

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by Dalmd88
Fri Feb 07, 2020 9:45 pm
Forum: Technical/Operations
Topic: Wheel retraction question
Replies: 12
Views: 2509

Re: Wheel retraction question

Yes, the wheel is slowed to a stop by either an automatic hydraulic brake command using the gear retract sequence or by a wear surface in the gear well for nose gear.

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by Dalmd88
Fri Feb 07, 2020 8:31 pm
Forum: Civil Aviation
Topic: Was This A Real Airplane? (pre-King Air Beech)
Replies: 24
Views: 8569

Re: Was This A Real Airplane? (pre-King Air Beech)

Pretty cool pics. The dead give a ways that it was not a Merlin to are; cockpit window config, Merlin has a three fwd windows single side window; Merlin engines have intakes on the top.

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by Dalmd88
Fri Feb 07, 2020 1:22 pm
Forum: Technical/Operations
Topic: Turbofan Engine
Replies: 25
Views: 2816

Re: Turbofan Engine

This forum is a great resource for info, but the OP's question was of the look it up on Wiki variety. Read the wiki content and THEN come here and ask specific questions about the parts you don't understand. Why should any of us spend our time attempting to explain the basics concepts from scratch t...

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by Dalmd88
Sat Feb 01, 2020 2:05 pm
Forum: Technical/Operations
Topic: Squib circuit on overhead emergency exit of B757-200/300
Replies: 9
Views: 1273

Re: Squib circuit on overhead emergency exit of B757-200/300

Isn't it for the slide since it isn't physically connected to the door? First are we talking about the OverWING Emergency Exits? I don't recall a squib for those exits. You pop the latch and manhandle the exit. The slide is activated just like the door slides. A cable pulls the pin on the inflation...

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by Dalmd88
Sat Feb 01, 2020 4:08 am
Forum: Civil Aviation
Topic: DL launching new Uniforms amidst health concerns
Replies: 77
Views: 12143

Re: DL launching new Uniforms amidst health concerns

I agree. Nothing was wrong with the prior uniforms. They certainly looked much better than the current purple uniforms. Should go back to what they had before, or hire Old Navy that did VA America and go from there ... whomever made the decision at DELTA to switch to the purple costumes will be out...

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by Dalmd88
Fri Jan 31, 2020 2:48 pm
Forum: Technical/Operations
Topic: Flashlight for Line/Major maintenance
Replies: 24
Views: 2634

Re: Flashlight for Line/Major maintenance

I always liked the Streamlight Stinger for rechargeable. I moved to the Twintask model because it was not rechargeable. I got tired of the recharge dying. Company provides an endless supply of batteries in the tool room which they recycle. I also like the Streamlight head lamp. Lifetime replacements...

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by Dalmd88
Fri Jan 31, 2020 2:40 pm
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

BTW, my earlier question about DL MD-88 engines was answered elsewhere; Delta's MD-88s have the JT8D-219 engines (21,000 lbs / 9341 kilograms thrust) which are the more powerful version of the JT8D-200 series turbofan. In comparison, AA bought new MD-82s and new MD-83s which were split between the ...

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by Dalmd88
Sat Jan 25, 2020 2:33 pm
Forum: Civil Aviation
Topic: New RR T1000 issue - unexplained surges, mandatory de-pairing
Replies: 42
Views: 8280

Re: New RR T1000 issue - unexplained surges, mandatory de-pairing

Are the alloys used on the Trent XWB so much different than on the T1000? Are the coatings all that different? Are the Trent 1000s run at higher temperatures? Could be that RR saw early on the issues of the T1000 and decided to make the Trent XWB far different that it would led us to believe from i...

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by Dalmd88
Mon Jan 20, 2020 1:42 pm
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

If they were to live through Q1 2021, it seems likely that they would live until the end of summer 2021. Astute observation. Presumably, Delta now have the right-sized scale, allowing flexibility for the option to extend retirement 6+ months (i.e. Labor Day 2021), seeing all remaining aircraft are ...

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by Dalmd88
Sun Jan 19, 2020 8:14 pm
Forum: Civil Aviation
Topic: Widebody Engine Deliveries 2019
Replies: 24
Views: 2005

Re: Widebody Engine Deliveries 2019

Yes, unfortunate with the T1000 issues. They have had setbacks as well on fixes. Total fix not expected until 2021/2022 and has cost them quite a bit of money, nevermind the reputational damage. However, their XWB and T7000 seem to be doing ok. And LH chose the T1000 for their 787-9s ordered last y...

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by Dalmd88
Sun Jan 19, 2020 1:43 pm
Forum: Civil Aviation
Topic: Widebody Engine Deliveries 2019
Replies: 24
Views: 2005

Re: Widebody Engine Deliveries 2019

Yes, unfortunate with the T1000 issues. They have had setbacks as well on fixes. Total fix not expected until 2021/2022 and has cost them quite a bit of money, nevermind the reputational damage. However, their XWB and T7000 seem to be doing ok. And LH chose the T1000 for their 787-9s ordered last y...

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by Dalmd88
Sat Jan 18, 2020 3:22 pm
Forum: Technical/Operations
Topic: B787-9 RR engines
Replies: 5
Views: 2016

Re: B787-9 RR engines

The Trent 1000 engine upgrades are still ongoing. Engines are currently still in the pipeline to get improved IPC, HPT, and IPT blade sets installed. Looking at Air fleets for Air China they have at one on time or another stored 6 of the 12 aircraft that they have. That likely occurred when they fou...

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by Dalmd88
Thu Jan 02, 2020 10:10 am
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

My reply this morning didn't go through. DL could build a brand new ground up engine facility. It does not need to be on the airport property. You really only need good access to the airport to ship engines. The problem is to keep the efficiencies that we currently have the entire repair and suppor...

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by Dalmd88
Mon Dec 30, 2019 9:24 pm
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

Out of curiosity, we hear a lot of about not having enough floor space for additional engine work, etc. Is there a reason DL can't or won't build new facilities in ATL (perhaps by runway 5) or at another airport/hub? My reply this morning didn't go through. DL could build a brand new ground up engi...

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by Dalmd88
Mon Dec 30, 2019 10:17 am
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

I think it's a fair bet that if DL really, really wanted to hang onto the MD90s because they had unique capabilities or customer preference, they could find a way to induce others to compete for the engine business or could bring it in house. I think the determination, however, was that efforts in ...

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by Dalmd88
Sun Dec 29, 2019 3:34 pm
Forum: Technical/Operations
Topic: Cyber attack on maintenance system of airline
Replies: 1
Views: 877

Re: Cyber attack on maintenance system of airline

This is a real issue for all airlines. When the general public reads this they think the planes will fall out of the skies. That's not true. The systems on the airplanes have minimal contact with the ground systems that are corrupted. Each airplane is it's own island that may report condition to bas...

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by Dalmd88
Sun Dec 29, 2019 3:23 pm
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

I think it's a fair bet that if DL really, really wanted to hang onto the MD90s because they had unique capabilities or customer preference, they could find a way to induce others to compete for the engine business or could bring it in house. I think the determination, however, was that efforts in ...

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by Dalmd88
Sun Dec 29, 2019 3:05 pm
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

"IAE V2500 questions V2500-D aside from the side mount brackets etc (I'm not an AC mechanic and don't know the technical term for the side attachment) what other parts of the V2500 engine are different from the A319, A320, A321 variant?" I have never seen an A320 V2500 variant in person, b...

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by Dalmd88
Fri Dec 27, 2019 8:04 pm
Forum: Technical/Operations
Topic: After Life - The BA flight simulators
Replies: 9
Views: 2417

Re: After Life - The BA flight simulators

I would also bet they keep them for a while to contract training for other airlines. I think DL might still have an MD-11 sim for contract work. They are paid off, and the stream of business can be pretty good. It all comes down to if you can find the business, and you don't need the space for other...

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by Dalmd88
Wed Dec 25, 2019 1:18 pm
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

Here's a question regarding the MD-80/-90 and Boeing 717. Since they're of the same airline family, what kind of interchangeability is there between them for parts? Obviously, things like engines are different, but what about the other nuts and bolts? Or are they so different despite being part of ...

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by Dalmd88
Sun Dec 22, 2019 3:35 pm
Forum: Technical/Operations
Topic: Pre-hire physical fitness test - Bombardier Tucson
Replies: 5
Views: 1063

Re: Pre-hire physical fitness test - Bombardier Tucson

I'm just guessing here, First a good old fashion visit with a Dr. I know Delta does that. Then they might have you do some basic movements which test range of motion. I would not imagine it includes great feats of strength or a 3 mile run. Most companies are getting away from the must lift 70 lbs re...

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by Dalmd88
Sat Dec 21, 2019 9:01 pm
Forum: Technical/Operations
Topic: Airplane Servers
Replies: 5
Views: 1397

Re: Airplane Servers

The FMS doesn't use a server like you are thinking about. It is all internal in the FMS box that is installed in the Electronics bay. It gets uploaded through usually an optical drive that is either a laptop like device or a permanent installed drive. Now the entertainment system has a server that i...

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by Dalmd88
Sat Dec 14, 2019 3:18 pm
Forum: Civil Aviation
Topic: Delta 757 hard landing this morning at Azores PDL
Replies: 195
Views: 74003

Re: Delta 757 hard landing this morning at Azores PDL

"Any pictures from the actual repair at VQQ and/or recent action pictures of the fully repaired N543US ?" There are no pictures to be had from final repair work at VQQ. All the work was done by DL. The crew went to PPD and repaired 18 stringers across the top of the plane. They cut a three...

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by Dalmd88
Sat Dec 14, 2019 3:06 pm
Forum: Civil Aviation
Topic: Delta Investor Day Presentation 12/12/2019
Replies: 109
Views: 17962

Re: Delta Investor Day Presentation 12/12/2019

Makes me wonder why they went with all the various types they currently had... delivery slots? Opportunistic purchases? They've been shrewd in a lot of their deals, no doubt, but increasing fleet types does come at a cost. Are they having a change of heart? Or only doing the logical thing after a b...

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by Dalmd88
Thu Dec 12, 2019 10:20 pm
Forum: Civil Aviation
Topic: 737NG Pickle fork issue
Replies: 565
Views: 139551

Re: 737NG Pickle fork issue

Three questions; 1. Is it likely that some aircraft will be scrapped rather than repaired. 2. Will B737NG in storage provide a source of Pickle Forks, and is that likely to accelerate their scrapping. For example, the Germania aircraft at Kemble. 3. Can Pickle Forks be taken from B737 Classics. 1. ...

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by Dalmd88
Tue Dec 10, 2019 10:12 am
Forum: Civil Aviation
Topic: 737NG Pickle fork issue
Replies: 565
Views: 139551

Re: 737NG Pickle fork issue

I heard at DL zero cracks were found. Roughly 30 aircraft are into the higher inspection hour range. The plan is to proactively replace the pickle forks on those aircraft. Most likely a mod line will be set up in ATL to do the work. A crew went out to VCV it observe the process. Very similar to the ...

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by Dalmd88
Mon Dec 02, 2019 9:22 pm
Forum: Civil Aviation
Topic: Evacuation Slide Falls from DL Flight
Replies: 36
Views: 10196

Re: Evacuation Slide Falls from DL Flight

How much does an overwing slide weigh? I think a 767 overwing is about 150 lbs, may be more. It is a two man lift to get it up into the compartment. It's not on the wing like one poster has stated. It stores in an unpressurized compartment of the fuselage. The upper part of the main gear well, just...

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by Dalmd88
Fri Nov 29, 2019 2:37 pm
Forum: Technical/Operations
Topic: The math behind twins.
Replies: 36
Views: 4361

Re: The math behind twins.

For starters, I am not questioning the math, that's been settled by people who are much more knowledgeable than myself. I am just trying to understand it. One of the issues with moving jet turbines into other settings is that they are only efficient at near maximum capacity. From BBD's JetTrain to ...

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by Dalmd88
Fri Nov 29, 2019 2:27 pm
Forum: Technical/Operations
Topic: In-House vs Outsourced Maintenance Costs
Replies: 20
Views: 2638

Re: In-House vs Outsourced Maintenance Costs

Hangars that carry out major inputs have a lot of staff working there. So you need to keep the hangar full all the time so these guys are not sitting around waiting for the next aircraft. That means that a single bay can support a fixed number of aircraft. For an airline this can be a problem when ...

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by Dalmd88
Thu Nov 28, 2019 2:37 pm
Forum: Civil Aviation
Topic: FAA accuses Lufthansa of illegal flights
Replies: 112
Views: 22149

Re: FAA accuses Lufthansa of illegal flights

I think the opinions aired here show the complete lack of understanding as to what the FAA does. They are not the Spanish Inquisition. They can't watch everything and pop up the moment when someone does something wrong. Most FAA finds are actually self disclosures. Yes, the airline or individual rai...

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by Dalmd88
Mon Nov 25, 2019 8:47 pm
Forum: Technical/Operations
Topic: What are the aircraft engines average life expectations compared to the aircraft itself ?
Replies: 32
Views: 6919

Re: What are the aircraft engines average life expectations compared to the aircraft itself ?

Aircraft engines are the classic "George Washington Axe". That axe he used to chop down the cherry tree. The handle broke so it was replaced. Years later the blade broke so it was replaced, but is still the same axe. So goes the modern jet engine. The only part of the engine that can not b...

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by Dalmd88
Sun Nov 24, 2019 2:41 pm
Forum: Technical/Operations
Topic: Speeding Tickets and GPA
Replies: 28
Views: 4698

Re: Speeding Tickets and GPA

Major tickets, like reckless driving, DUI can be a death sentence to your career. That applies to mechanics as well as pilots.

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by Dalmd88
Mon Nov 18, 2019 11:57 pm
Forum: Technical/Operations
Topic: In-House vs Outsourced Maintenance Costs
Replies: 20
Views: 2638

Re: In-House vs Outsourced Maintenance Costs

The cards are stacked against in-house MRO. WBs can be ferried to Asia and NBs to Latin American facilities at reasonable costs. FAA doesn't mandate certification for AMTs (shocker). Car mechanics are ASE certified. English proficiency is not a requirement for AMTs. No one knows how they can read E...

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by Dalmd88
Sat Nov 16, 2019 3:17 pm
Forum: Civil Aviation
Topic: KL 777 in Amarillo, TX
Replies: 55
Views: 13635

Re: KL 777 in Amarillo, TX

Yes, this doesn't seem the most environmental friendly way of stripping, painting a KLM aircraft, Pieter Elbers / his social media watch dogs. Better pre-empt before this hits headlines. Some one will quickly calculate how many tons of fuel this costed, compared to e.g. Manchester. A cheaper propos...

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by Dalmd88
Sat Nov 16, 2019 3:14 pm
Forum: Civil Aviation
Topic: KL 777 in Amarillo, TX
Replies: 55
Views: 13635

Re: KL 777 in Amarillo, TX

Most likely the paint shop in AMS was closed due to increasing environmental regulations in Europe. So they have to fly 9 hours to some lonely airport to get repaints now. I know Delta rarely paints in ATL for this reason. Painting even with the most modern equipment is a huge VOC emitter. In a majo...

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by Dalmd88
Fri Nov 15, 2019 4:08 pm
Forum: Civil Aviation
Topic: Lengthy Bloomberg Article About Trent 1000 RR Engine Problems
Replies: 43
Views: 8001

Re: Lengthy Bloomberg Article About Trent 1000 RR Engine Problems

The A330NEO's engines are a derivative of the Trent 1000. Will those engines also experience degradation? Will TP face the same engine issues? If not, why not? . The early build 7000 engines will need HPT and IPC blade replacements in the coming months. The blades installed in these motors are simi...

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by Dalmd88
Tue Nov 12, 2019 4:26 pm
Forum: Technical/Operations
Topic: Cost of “fuel tankering”?
Replies: 94
Views: 7214

Re: Cost of “fuel tankering”?

This thread started as the 'cost of tankering', but has now morphed into the carbon emitted by flying around with extra fuel. Meanwhile there is another active thread about LHR. If you have a post 6am arrival slot they will not let you land before the 6am curfew. How is it ok to make a plane circle ...

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by Dalmd88
Tue Nov 12, 2019 10:09 am
Forum: Civil Aviation
Topic: 737NG Pickle fork issue
Replies: 565
Views: 139551

Re: 737NG Pickle fork issue

The prior poster made a snarky, mock-nationalist, false claim (Boeing's basis for its claims about maintenance cost was the comparison of the actual in-service experience of the NG and CEO, not nationalism). It is relevant to that comment's implication that fatigue in lifetime parts that should not...

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by Dalmd88
Mon Nov 11, 2019 4:12 pm
Forum: Technical/Operations
Topic: Cost of “fuel tankering”?
Replies: 94
Views: 7214

Re: Cost of “fuel tankering”?

Say the flight operates every day. At the end of the year that is $18651. Airlines make money by paying attention to little gains spread across a lot of flights.

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by Dalmd88
Fri Nov 08, 2019 10:52 pm
Forum: Civil Aviation
Topic: Allegiant to open DSM base
Replies: 42
Views: 4678

Re: Allegiant to open DSM base

The Des Moines Register article mentioned they'd be performing maintenance on those A320s in DSM which would, presumably, require a hangar. https://www.desmoinesregister.com/story/money/business/development/2019/11/08/allegiant-air-establish-new-base-des-moines/4167018002/ Regular line MX in no way...

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by Dalmd88
Fri Nov 01, 2019 9:09 am
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

What is the quantity of ADS-B equipped MD-88 and MD-90? We should expect to end 2019 at that quantity. Lightsaber Late edit, Airfleets still at 87 total. I think all the MD90 are ADS-B and nearly all the remaining MD88 are also. The retirement rate I think is about 2-3 aircraft a month. That is the...

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by Dalmd88
Thu Oct 31, 2019 9:36 pm
Forum: Civil Aviation
Topic: Updated: DL retired MD-80/90s quickly
Replies: 1195
Views: 260864

Re: DL retiring MD-80s quickly

Delta: Down to : 54 + 29 = 83 MD Douglas MD88 49539 1366 N908DL Delta Air Lines ferried 28oct19 ATL-BYH, for part-out &scrap What is the quantity of ADS-B equipped MD-88 and MD-90? We should expect to end 2019 at that quantity. Lightsaber Late edit, Airfleets still at 87 total. I think all the ...

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by Dalmd88
Thu Oct 31, 2019 9:28 pm
Forum: Civil Aviation
Topic: 737NG Pickle fork issue
Replies: 565
Views: 139551

Re: 737NG Pickle fork issue

[*]There are two follow up questions which are interesting: The first is what would an airline during a heavy inspection after 25,000 cycles if there are no cracks at that time? Is it worth replacing it just in case or running the risk that cracks develop and then the plane is again out for a heavy...

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by Dalmd88
Sun Oct 20, 2019 2:03 pm
Forum: Technical/Operations
Topic: Identifying 747 Aircraft Part
Replies: 9
Views: 6828

Re: Identifying 747 Aircraft Part

It would be hard to prove it was delivered on a particular aircraft with out the part records. Items like this could have been installed on various aircraft during service. Most airlines will swap out the panel if there is a problem with any of the components on the panel. The panel then goes to a s...

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