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Re: Europa-List: Re: Wing lift and drag pins

Subject: Re: Europa-List: Re: Wing lift and drag pins
From: David Joyce <davidjoyce@doctors.org.uk>
Date: Sun, 18 Aug 2013 18:23:10

Sorry, don't see to have a name for you!  I would very 
much advise putting the pin in the middle of the plates. 
When William Mills plane broke up in. Mid air on a Max 
weight VNe dive there were two things that failed and it 
was never decided which was the primary factor, (although 
I prefer the notion of the tail plane fixation having 
failed). However one was that a front lift pin had been 
drilled into the front edges of the 3 plates in the wing 
root, reaching the edge of one and overlapping another, 
which meant that it was taking considerable strains on a 
metal to fibreglass joint which is not in the owner's long 
term interests! That is not exactly a reason for being 
central but a very good reason for not being anywhere near 
the edge as I dare say that you cannot know precisely 
where the deeper plates are situated.
Regards, David Joyce, G- XSDJ

  "spcialeffects" <spcialeffects@aol.com> wrote:
><spcialeffects@aol.com>
> 
> One other question please. The instruction page above 
>says to drill the flap pin in the middle of the plates 
>but the combined manual gives an off centre position. Why 
>is there a difference of position and which is best to 
>use?
> 
> 
> 
> 
> Read this topic online here:
> 
> http://forums.matronics.com/viewtopic.php?p=406953#406953
> 
> 
> 
> 
> 
> 
> 
>Un/Subscription,
>Forums!
>Admin.
> 
> 
> 



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