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Search: Posts Made By: wiedehopf
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Forum: Tech Log
2nd Apr 2019, 17:07
Replies: 146
Views: 70,696
Posted By wiedehopf

The sensor that was removed could have been...

The sensor that was removed could have been defective in a way that doesn't produce a wrong AoA.
Actually the maintenance log indicates that before the AoA sensor replacement there was no "Airspeed...
Forum: Tech Log
4th Jan 2019, 16:44
Replies: 146
Views: 70,696
Posted By wiedehopf

Maybe similar to the combo AoA probe/ Pitot tube...

Maybe similar to the combo AoA probe/ Pitot tube combinations that's on the A350?
https://www.flickr.com/photos/carlos_f/22484032131/
Forum: Tech Log
3rd Jan 2019, 17:53
Replies: 146
Views: 70,696
Posted By wiedehopf

Any money more spent on this search would...

Any money more spent on this search would probably be much better spent in extra sim time for the pilots.
Don't think the CVR will tell you why the AoA sensor was reading wrong.

An improvement...
Forum: Tech Log
2nd Jan 2019, 00:02
Replies: 146
Views: 70,696
Posted By wiedehopf

I don't have detailed information on the sensor....

I don't have detailed information on the sensor. But i would presume the resolver is normally not detached from the vane by line mechanics, instead my guess would be that the unit is only opened by...
Forum: Tech Log
1st Jan 2019, 23:15
Replies: 146
Views: 70,696
Posted By wiedehopf

While i agree that an intermittent electrical...

While i agree that an intermittent electrical problem may well have been present, the coincidental 20 degree offset connected to the replacement of the sensor is quite stunning.
So the intermittent...
Forum: Tech Log
31st Dec 2018, 09:43
Replies: 146
Views: 70,696
Posted By wiedehopf

Identifying the fluctuation in the AoA signal as...

Identifying the fluctuation in the AoA signal as electrical noise does not make sense to me.

Being only present on the ground it is much more likely it is some form of imbalance situation in the...
Forum: Tech Log
29th Dec 2018, 12:50
Replies: 146
Views: 70,696
Posted By wiedehopf

No i'm not sure. I'm reading between the lines. ...

No i'm not sure. I'm reading between the lines.
On the preliminary report on pages 7, 8 and 9 the maintenance log is described.
(Preliminary Report:...
Forum: Tech Log
28th Dec 2018, 14:32
Replies: 146
Views: 70,696
Posted By wiedehopf

The problem at first was an intermittent AoA...

The problem at first was an intermittent AoA signal. That meant no airspeed and altitude for the captain sometimes because AoA is included in the calculation.
After the change of the AoA sensor in...
Showing results 1 to 8 of 8


 
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