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Search: Posts Made By: 737er
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Forum: Rumours & News
13th Jun 2016, 07:42
Replies: 1,540
Views: 1,783,616
Posted By 737er

Jwscud, Well except for the tiny detail that...

Jwscud,

Well except for the tiny detail that Boeing added both a Cabin Altitude Warning light and a Takeoff Configuration Warning light in the 737 after the Helios accident.
...
Forum: Rumours & News
20th Apr 2016, 23:41
Replies: 1,540
Views: 1,783,616
Posted By 737er

That pops a fatigue red flag.

That pops a fatigue red flag.
Forum: Rumours & News
10th Apr 2016, 09:13
Replies: 1,540
Views: 1,783,616
Posted By 737er

Mostly Agree Mana, although the 737 at full TOGA...

Mostly Agree Mana, although the 737 at full TOGA thrust, especially at light weight, does pitch up and can be a handful. That's why there are two TOGA modes with the AT engaged. A single push of...
Forum: Rumours & News
9th Apr 2016, 22:55
Replies: 1,540
Views: 1,783,616
Posted By 737er

chuks...you are running with several...

chuks...you are running with several misconceptions.

The stab trim moves the entire horizontal stabilizer. The elevator is about a tenth the surface area. Therefore the tail can be "flying...
Forum: Rumours & News
9th Apr 2016, 22:17
Replies: 1,540
Views: 1,783,616
Posted By 737er

The bank could have been a lizard brain reaction...

The bank could have been a lizard brain reaction to "turning away" from a ground impact.
Forum: Rumours & News
9th Apr 2016, 19:48
Replies: 1,540
Views: 1,783,616
Posted By 737er

If sim recreation is correct...3100 in MCP,...

If sim recreation is correct...3100 in MCP, trying to level off with thrust initally at TOGA...so following FD to level off at incorrect MCP requiring applying lots of down stab trim. Then AT pulls...
Forum: Rumours & News
8th Apr 2016, 05:55
Replies: 1,540
Views: 1,783,616
Posted By 737er

GS capture on a 737 with a wonky GS signal can...

GS capture on a 737 with a wonky GS signal can result in a violent pitch down. Other than that I agree with PJ2's post. I hold on to the flight controls with white knuckles after I press approach...
Forum: Rumours & News
7th Apr 2016, 08:46
Replies: 1,540
Views: 1,783,616
Posted By 737er

What PBY said! What's amazing to me is the...

What PBY said! What's amazing to me is the industry has known about this problem for 20 years and they give it lip service in manuals but then have procedures as ridiculous as making it a no-no...
Forum: Rumours & News
28th Mar 2016, 08:00
Replies: 1,540
Views: 1,783,616
Posted By 737er

Fantastic article on pitch trim and I believe...

Fantastic article on pitch trim and I believe scenario #1 is a distinct possibility.

http://www.skybrary.aero/bookshelf/books/2627.pdf
Forum: Rumours & News
27th Mar 2016, 10:24
Replies: 1,540
Views: 1,783,616
Posted By 737er

Well sort of. The high speed AP trim though is...

Well sort of. The high speed AP trim though is equal to the manuel electric trim speed with flaps up. The AP flaps up trim speed slower still.

From Boeing:



So in manuel flight with flaps...
Forum: Rumours & News
27th Mar 2016, 06:28
Replies: 1,540
Views: 1,783,616
Posted By 737er

Main electric trim has two speeds and that video...

Main electric trim has two speeds and that video is at the slow speed. (Flaps retracted)

The main electric trim is about twice as fast as the video shows with the flaps in any position but up....
Forum: Rumours & News
26th Mar 2016, 20:38
Replies: 1,540
Views: 1,783,616
Posted By 737er

If they engaged the AP on the miss it's the AP...

If they engaged the AP on the miss it's the AP trim motor that runs the stab. It runs slowly and it is normal to hear it during that circumstance. It would be trimming nose down almost certainly. ...
Forum: Rumours & News
26th Mar 2016, 07:25
Replies: 1,540
Views: 1,783,616
Posted By 737er

True. Especially if you manage to get the AP to...

True. Especially if you manage to get the AP to engage in a dynamic siituation.
Forum: Rumours & News
25th Mar 2016, 22:24
Replies: 1,540
Views: 1,783,616
Posted By 737er

You are correct sir.

You are correct sir.
Forum: Rumours & News
25th Mar 2016, 21:46
Replies: 1,540
Views: 1,783,616
Posted By 737er

Or left side for captain. Confusion on...

Or left side for captain.


Confusion on the yoke switch can happen in the heat of battle: http://youtu.be/F9LruOa-hzA
Forum: Rumours & News
25th Mar 2016, 21:41
Replies: 1,540
Views: 1,783,616
Posted By 737er

Autopilot trim motor runs very slow and not very...

Autopilot trim motor runs very slow and not very noticeable. Could be insidious. Manuel electric trim runs quick with flaps out.
Forum: Rumours & News
25th Mar 2016, 21:30
Replies: 1,540
Views: 1,783,616
Posted By 737er

Thought of that too spitfire. I wonder if the...

Thought of that too spitfire. I wonder if the stab trim brake system prevented them from manually trimming up with the yoke that far back.
Forum: Rumours & News
25th Mar 2016, 21:28
Replies: 1,540
Views: 1,783,616
Posted By 737er

One possibility: Autopilot on as thrust comes...

One possibility: Autopilot on as thrust comes up on miss. 737 tends to try to pitch up strongly. If AP is on the AP must roll in lots of nose down trim to stay engaged. If it over trimmed nose...
Forum: Rumours & News
25th Mar 2016, 21:15
Replies: 1,540
Views: 1,783,616
Posted By 737er

Is he trimming nose up or down?

Is he trimming nose up or down?
Forum: Rumours & News
25th Mar 2016, 21:12
Replies: 1,540
Views: 1,783,616
Posted By 737er

Button on yoke is probably referring to AP...

Button on yoke is probably referring to AP disconnect. Still doesn't make sense.
Forum: Rumours & News
25th Mar 2016, 21:01
Replies: 1,540
Views: 1,783,616
Posted By 737er

Autopilot stab trim motor malfunction? "bump...

Autopilot stab trim motor malfunction?

"bump the yoke" could mean Control Wheel Steering reversion with AP engaged.
Forum: Rumours & News
25th Mar 2016, 19:28
Replies: 1,540
Views: 1,783,616
Posted By 737er

Not sure where those graphs are coming from but...

Not sure where those graphs are coming from but the last tracker blip I found showed a GS of 90 knots at 700 MSL.
Forum: Rumours & News
25th Mar 2016, 01:30
Replies: 1,540
Views: 1,783,616
Posted By 737er

They did. And they informed ATC that's what they...

They did. And they informed ATC that's what they intended to do if they missed, ahead of time while still on approach.
Forum: Rumours & News
25th Mar 2016, 01:28
Replies: 1,540
Views: 1,783,616
Posted By 737er

Just to add to my heavy handed rant from my...

Just to add to my heavy handed rant from my perch....I'm in no way implying these gents weren't good sticks and in fact my preach could very well be preaching to the choir with regards to these guys....
Forum: Rumours & News
24th Mar 2016, 22:53
Replies: 1,540
Views: 1,783,616
Posted By 737er

You are welcome PT6Driver. Except you are...

You are welcome PT6Driver. Except you are only a little bit right.




What happens in weather conditions like this where the wind is a violently strong and gusty rapidly increasing headwind...
Forum: Rumours & News
24th Mar 2016, 21:28
Replies: 1,540
Views: 1,783,616
Posted By 737er

And flight directors don't care about wonky high...

And flight directors don't care about wonky high unsustainable pitch attitudes when flying into strong increasing headwinds. I believe this will be a factor.
Forum: Rumours & News
24th Mar 2016, 20:42
Replies: 1,540
Views: 1,783,616
Posted By 737er

3500 feet per minute at 1000 AGL on both. The...

3500 feet per minute at 1000 AGL on both. The plane is already flying. It's not an emergency. Why fly like that? I don't care what the flight director says. Yet time and time again you see guys...
Forum: Rumours & News
19th Mar 2016, 05:07
Replies: 1,540
Views: 1,783,616
Posted By 737er

Looked at another flight tracker. Looks like they...

Looked at another flight tracker. Looks like they got slow on second miss. About 40 knots GS below what their approach speed was on the second attempt. (Which was 129)

:(
Showing results 1 to 28 of 28


 
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