[f-AA] Wing questions

[Markl]

OMO  there is no requirement for anti chafing wing ribs and it it not commonly done in my experience.

Regards
Tony  Markl
markl at intercom.net
www.tailwheel-and-fabric-spoken-here.com
(fabric work/ tailwheel training -  taught or done at your location)
  ----- Original Message ----- 
  From: Ian Harvie 
  To: aeronca at westmont.edu ; Joe at Preston-Company.com 
  Sent: Monday, April 02, 2007 5:26 PM
  Subject: Re: [f-AA] Wing questions


  Thanks Joe, make you wonder if you should put a strip of anti friction 
  tape along the ribs edges, I've never done this in the past.

  Ian

  Joe Preston wrote:
  > Hi Ian,
  > The leading edge stiffener is just sandwiched between the ribs and the
  > leading edge. You can put some tape on it to hold it in place for
  > positioning if you want.
  > The four blocks are wedge like in shape, and I believe they are there to
  > protect the fabric from rubbing through on the sharp edge of the side of the
  > butt rib. There is a gap of around a 1/4 inch or so between the top and
  > bottom of the spar and the rib.
  > I recall recently some people have discussed leaving them out to provide
  > access for crack inspection. I installed them in mine.
  > JoeP
  > 
  > -----Original Message-----
  > From: aeronca-bounces at westmont.edu
  > [mailto:aeronca-bounces at westmont.edu]On Behalf Of Ian Harvie
  > Sent: Sunday, April 01, 2007 11:16 PM
  > To: Aeronca e mail list
  > Subject: [f-AA] Wing questions
  > 
  > 
  > Aeroncateers
  > 
  > A few questions on the wings.
  > 1/ How is the leading edge stiffener P/N 7-439 fastened to the ribs? I
  > fancy it may have just been held there with a piece of anti friction
  > tape, but it's so long ago!!
  > 2/ On my drawing 7-439 which is for the later Champs I guess, there are
  > four blocks P/N 1-10024 shown as nailed to the top of the inner end of
  > the main spar, what are they for? I don't think there were any on my
  > 1947 Chief.
  > 
  > Ian
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