More detail please Graham!
This would all have been done through an access hole? How big and what is
the optimum location to be able to achieve the feat?
I've done mine by crawling back down the inside of the fus. But if I had (or
have!) to do it again I would put a second and larger access hole into the
rear fus.
Duncan McF.
----- Original Message -----
From: "Graham Singleton" <graham@gflight.f9.co.uk>
Subject: Europa-List: TP12 drive plates
<graham@gflight.f9.co.uk>
>
> >In my naivity, I'm sitting w/ a pair of the 3/8" pins thinking that I
simply
> >would have to upsize the 1/4" holes w/ a simple drill and that would be
> >that.
> >
> >Anyone out there: How have you handled the TP12 mod?
> >
> >Fred
>
> Fred
> drill undersize by about 15 thou, then ream out to slight undersize.
> Measure the pins first and find a metric or letter reamer the size you
> need. Reamer bored about 1/2 thou over it's own size.Pete Churms' pins
were
> exact to size. The reamer size we used is lost in the dark corners of my
> brain ?:-[
> The job needs to be done with the tube firmly clamped to a decent machine.
> Don't try it by hand, it will be expensive, cheaper to buy a drill stand!
> BTW it took about 1 1/2 hours to get the tubes out of the completed
> fuselage, much longer to get them back! We used a Dremel cut off wheel to
> get the split pins out. No body had to crawl down the hell hole.
> Graham
>
>
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