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Old 03-30-2008 | 02:16 PM
  #1  
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Default Airbus Anti-skid issues

Here's a link about the crossed wires on the UAL A320's:

http://www.nytimes.com/2008/03/31/bu.../31air.html?hp
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Old 03-30-2008 | 02:23 PM
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I wonder if this was a defect from Airbus's manufacturing or from a maintenance procedure at UAL?

Reminds me of this classic...

http://www.youtube.com/watch?v=hRzWp...eature=related

-Fatty
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Old 03-30-2008 | 08:03 PM
  #3  
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Originally Posted by KC10 FATboy
I wonder if this was a defect from Airbus's manufacturing or from a maintenance procedure at UAL?

Reminds me of this classic...

http://www.youtube.com/watch?v=hRzWp...eature=related

-Fatty
I remember that video disappeared for a while. It's great to see it back. Isn't it amazing how surprised the fire fighters act? I mean haven't we all heard about this exact situation being probable after a high speed abort? I learned about this in ground school over 20 years ago.
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Old 03-31-2008 | 04:48 AM
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Originally Posted by KC10 FATboy
I wonder if this was a defect from Airbus's manufacturing or from a maintenance procedure at UAL?
Has any carrier beside UAL experienced this problem? If not, I'd guess mx procedure.
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Old 03-31-2008 | 05:58 PM
  #5  
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Default Crossed-Wires

Read something, can't remember where, that the sensor polarity was reversed--ie, instead of releasing brake pressure when an "incipient skid" was sensed, it would actually increase the pressure.

In other words, it wasn't an anti-skid sensor--it was a guaranteed-skid sensor.

In the most recent case,the work was done by NON-UAL Maintenance. However, it did pass all the required checks after the work was done.

Guess only: the maintenance manual (Airbus) doesn't have sufficient info or diagrams, or has a reversible cannon plug. Something that makes it possible for a guy to screw-up.
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Old 03-31-2008 | 07:00 PM
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it's happened @ JB too
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Old 03-31-2008 | 07:03 PM
  #7  
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I always found the best way to deal with Skid issues was to change underwear often. Truly the best Anti-Skid system in service today.
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Old 03-31-2008 | 07:17 PM
  #8  
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Originally Posted by KC10 FATboy
I wonder if this was a defect from Airbus's manufacturing or from a maintenance procedure at UAL?
It appears to be a lapse in procedure by an outsourced overhaul facility.
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Old 03-31-2008 | 08:43 PM
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Originally Posted by Corsair II
I always found the best way to deal with Skid issues was to change underwear often. Truly the best Anti-Skid system in service today.
I recommend a high fiber diet. Oh, and wet wipes.
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Old 03-31-2008 | 08:53 PM
  #10  
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Originally Posted by HSLD
It appears to be a lapse in procedure by an outsourced overhaul facility.
Nothing better than MROs. They're great until they cause a crash. Oh wait, they have...
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