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Search: Posts Made By: lateott
Showing results 1 to 35 of 84
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Forum: Accidents and Close Calls
9th Feb 2024, 21:35
Replies: 1,950
Views: 932,218
Posted By lateott

This is only a lawsuit, not a solid, objective...

This is only a lawsuit, not a solid, objective source, but the question of the unoccupied seats 26A and 26B may not be closed yet.

It has now been widely reported that a recently filed lawsuit...
Forum: Accidents and Close Calls
8th Feb 2024, 06:31
Replies: 1,950
Views: 932,218
Posted By lateott

Very interesting, makes perfect sense as a...

Very interesting, makes perfect sense as a temporary way to keep the door plug in place until the 4 bolts are secured. Until somebody forgot step 2.
Forum: Accidents and Close Calls
8th Feb 2024, 06:24
Replies: 1,950
Views: 932,218
Posted By lateott

Absolutely true, excellent description, the stop...

Absolutely true, excellent description, the stop guides and fittings are not crashing into each other every time the door plug is swung open or closed.

People are confusing two different things....
Forum: Accidents and Close Calls
8th Feb 2024, 05:56
Replies: 1,950
Views: 932,218
Posted By lateott

Excellent point.

Excellent point.
Forum: Accidents and Close Calls
8th Feb 2024, 05:47
Replies: 1,950
Views: 932,218
Posted By lateott

False. It is not relevant at this stage, but...

False.

It is not relevant at this stage, but please understand these are two unrelated things. :)

1) The springs are clearly strong enough to support the entire weight of the door plug, this...
Forum: Accidents and Close Calls
29th Jan 2024, 16:30
Replies: 1,950
Views: 932,218
Posted By lateott

Or instead maybe they could just install 4 bolts...

Or instead maybe they could just install 4 bolts properly...
Forum: Accidents and Close Calls
19th Jan 2024, 18:48
Replies: 1,950
Views: 932,218
Posted By lateott

The window isn't only for the view. People also...

The window isn't only for the view. People also select window seats to be sure they are not in physical contact with more than 1 stranger. I would take any window or aisle seat, even in the back row,...
Forum: Accidents and Close Calls
19th Jan 2024, 18:42
Replies: 1,950
Views: 932,218
Posted By lateott

Check that, a maximum of 2 empty seats behind the...

Check that, a maximum of 2 empty seats behind the incident row.

7 empty seats total
2 unknown
2 were 26A and 26B
at least 3 were forward of row 25 because 25ABC occupants were relocated...
Forum: Accidents and Close Calls
19th Jan 2024, 18:20
Replies: 1,950
Views: 932,218
Posted By lateott

There were 7 empty seats. A maximum of 4 empty...

There were 7 empty seats. A maximum of 4 empty seats were behind the incident row.

I covered this topic days ago.
Forum: Accidents and Close Calls
19th Jan 2024, 18:16
Replies: 1,950
Views: 932,218
Posted By lateott

It is now.

It is now.
Forum: Accidents and Close Calls
18th Jan 2024, 18:18
Replies: 1,950
Views: 932,218
Posted By lateott

Generally it seems the flight crew did an...

Generally it seems the flight crew did an excellent job, and certainly got the plane down intact with 100% survival. However, out of curiosity I was looking at the event timing as read out by NTSB...
Forum: Accidents and Close Calls
18th Jan 2024, 16:46
Replies: 1,950
Views: 932,218
Posted By lateott

@ST Dog It would be very helpful to this forum if...

@ST Dog It would be very helpful to this forum if you would provide a source since you are so definitive about your conclusion.

Dave, I agree, I have never seen a reliable source on this. Thank...
Forum: Accidents and Close Calls
18th Jan 2024, 04:29
Replies: 1,950
Views: 932,218
Posted By lateott

The additional irony was that the MCAS kludge was...

The additional irony was that the MCAS kludge was solely designed to apply resistance or "the feeling of backpressure" on the yoke. There are multiple alternative means to apply resistance to the...
Forum: Accidents and Close Calls
18th Jan 2024, 04:15
Replies: 1,950
Views: 932,218
Posted By lateott

There is no way to open the door plug without...

There is no way to open the door plug without performing work near the door plug. Typically at least one seat row is removed, and several internal trim panels are required to be removed, in order to...
Forum: Accidents and Close Calls
16th Jan 2024, 19:20
Replies: 1,950
Views: 932,218
Posted By lateott

Is it possible you are confusing "torquing" with...

Is it possible you are confusing "torquing" with "adjusting?"
Forum: Accidents and Close Calls
16th Jan 2024, 17:09
Replies: 1,950
Views: 932,218
Posted By lateott

The #3 I was doubting is not the roller pins. It...

The #3 I was doubting is not the roller pins. It was the poster's guess that the procedure would require each of the 12 Pad Adjusters to be adjusted to a specific torque, to achieve a desired plug...
Forum: Accidents and Close Calls
16th Jan 2024, 16:57
Replies: 1,950
Views: 932,218
Posted By lateott

Yes, good points. I have speculated...

Yes, good points.

I have speculated previously that there is no contact when depressurized, that there is actually a gap specification which is measured in the absence of pressure differential. ...
Forum: Accidents and Close Calls
16th Jan 2024, 16:11
Replies: 1,950
Views: 932,218
Posted By lateott

My read of that wall of text is that we are in...

My read of that wall of text is that we are in full agreement that NTSB does not know and they are still investigating what, if any, relationship the prior pressurization fault indications have to...
Forum: Accidents and Close Calls
16th Jan 2024, 15:42
Replies: 1,950
Views: 932,218
Posted By lateott

For #1, how do you think the "spring assist"...

For #1, how do you think the "spring assist" helps locate the plug in position? In fact installation would require pushing down the plug against the springs, which are working against alignment of...
Forum: Accidents and Close Calls
16th Jan 2024, 15:27
Replies: 1,950
Views: 932,218
Posted By lateott

This has been covered more than once. 1) The...

This has been covered more than once.

1) The first half of your statement is false. Physics.
2 The second part of your statement is also false. Otherwise, why do we have this thread?
Forum: Accidents and Close Calls
15th Jan 2024, 23:21
Replies: 1,950
Views: 932,218
Posted By lateott

Respectfully, I think you are over-reaching with...

Respectfully, I think you are over-reaching with what is known. On the 8th the NTSB had not yet established a correlation and this article is just parroting the same news conference we all watched,...
Forum: Accidents and Close Calls
12th Jan 2024, 18:41
Replies: 1,950
Views: 932,218
Posted By lateott

I work in a similarly highly regulated industry....

I work in a similarly highly regulated industry. A design change like the plug would result in a risk assessment of "Red," an RPN rating category calculated by multiplying Severity x Occurrence x...
Forum: Accidents and Close Calls
12th Jan 2024, 18:21
Replies: 1,950
Views: 932,218
Posted By lateott

1) I was referring to the plug. The weight of the...

1) I was referring to the plug. The weight of the plug door is obviously supported by its springs. The weight of the E/E is designed to be supported by its springs, according to Chris Brady.
2) Of...
Forum: Accidents and Close Calls
12th Jan 2024, 18:09
Replies: 1,950
Views: 932,218
Posted By lateott

As did I at #163 :)

As did I at #163 :)
Forum: Accidents and Close Calls
12th Jan 2024, 17:46
Replies: 1,950
Views: 932,218
Posted By lateott

1) They obviously can and do support the entire...

1) They obviously can and do support the entire weight. Refute it.
2) That is not the raison d'etre according to the Chris Brady videos, although they obviously assist the lifting of the plug or...
Forum: Accidents and Close Calls
12th Jan 2024, 17:40
Replies: 1,950
Views: 932,218
Posted By lateott

I think the nuts and threaded section can be seen...

I think the nuts and threaded section can be seen in the plastic-draped NTSB photos. I can't make out a "cupped stop washer" but another poster believed they could.
...
Forum: Accidents and Close Calls
12th Jan 2024, 17:32
Replies: 1,950
Views: 932,218
Posted By lateott

That is a different question from the spring...

That is a different question from the spring force, but I agree with you.

The Hinge Guide Fitting looks like a beefy chunk of steel and that is what ultimately would need to deform and slide over...
Forum: Accidents and Close Calls
12th Jan 2024, 16:49
Replies: 1,950
Views: 932,218
Posted By lateott

Two very different questions :)

Two very different questions :)
Forum: Accidents and Close Calls
12th Jan 2024, 15:56
Replies: 1,950
Views: 932,218
Posted By lateott

Physics and photos prove the spring force applied...

Physics and photos prove the spring force applied is > 31.5 lb each spring, > 63 lb from the pair, when the springs are extended to the stop washers at the end of the hinges
The full weight of the...
Forum: Accidents and Close Calls
12th Jan 2024, 02:28
Replies: 1,950
Views: 932,218
Posted By lateott

Yes, your comments make sense. I was...

Yes, your comments make sense.

I was thinking the spring force upwards always remains the same on the plug, until a lower stop bolt is placed, at which time the stop bolt receives all of the...
Forum: Accidents and Close Calls
12th Jan 2024, 01:34
Replies: 1,950
Views: 932,218
Posted By lateott

B-757 Based on your username and expereince do...

B-757 Based on your username and expereince do you know whether any B-757 or 767 variant has a "plug" solution. It is clear that some variants have mid-cabin emergency exits of a similar floor level,...
Forum: Accidents and Close Calls
12th Jan 2024, 01:25
Replies: 1,950
Views: 932,218
Posted By lateott

I see your logic. However, would a transient...

I see your logic.

However, would a transient event that causes the AUTO FAIL indication cause the ALTN system to also indicate if that transient event was no longer present?

Isn't it possible...
Forum: Accidents and Close Calls
12th Jan 2024, 01:03
Replies: 1,950
Views: 932,218
Posted By lateott

I would guess they are adjusted only after the...

I would guess they are adjusted only after the plug is installed and bolted. Then a thickness gauge is inserted and they are adjusted to leave a specified gap. I don't think they should be touching...
Forum: Accidents and Close Calls
12th Jan 2024, 00:54
Replies: 1,950
Views: 932,218
Posted By lateott

1) How much upward force they exert on the plug...

1) How much upward force they exert on the plug when it's in the closed position? Not sure what you mean. In the intended "closed position" the answer is zero. In the pulled-closed but not bolted...
Forum: Accidents and Close Calls
11th Jan 2024, 23:33
Replies: 1,950
Views: 932,218
Posted By lateott

A self-ejecting design!

A self-ejecting design!
Showing results 1 to 35 of 84
 
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