[Rhodes22-list] CB Cleat - strong, permanent fix in blind space

[Chris Geankoplis]

Wow Robert,
                    That was a great set of illustrations, we all thank you!
Chris G
----- Original Message ----- 
From: "Robert Skinner" <robert at squirrelhaven.com>
To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
Sent: Saturday, August 19, 2006 12:49 PM
Subject: Re: [Rhodes22-list] CB Cleat - strong, permanent fix in blind space


> Slim, I'm not sure of the exact situation that you describe,
> but the following is a generic fix that you can adapt to
> your circumstances.
>
> The attached drawings show one method of dealing with a cleat
> whose screws have pulled out of a fiberglass surface where the
> open space under that surface is not easily accessible.
>
> Drawing 1 shows the initial situation.  The cleat screws have
> pulled out of the fiberglass, leaving two ragged holes.
>
> Drawing 2 shows the preparation for the fix.  An oblong hole
> has been cut in the fiberglass and the edges have been
> beveled to improve adherence of a epoxy-fiberglass patch to
> be applied later.  The edge of the hole is at least 1/2" and
> optimally 1" away from the former screw holes.
>
> Drawing 3 shows the marine plywood reinforcing block being
> inserted thru the hole into the blind space.  Note that there
> is a hole in the middle and a piece of small stuff is used to
> control it.  The string will be used later to hold the block
> in place while sealant sets up.
>
> Drawing 4 shows the block being adhered in place, held up by
> the string.  Any adhesive could be used, but I prefer 3M 5200.
>
> Drawing 5 shows the epoxy-and-fiber filler in place, ready to
> be sanded down and finish-coated (gel-coat, paint or epoxy).
>
> Drawing 6 shows the finished repair with the cleat in place.
>
> /Robert Skinner         Coordinates N43° 41.330', W70° 24.889'
> --------------------------------------------------------------
> Slim wrote:
> >
> > Rummy,
> >
> > Last time I squirted some two-part epoxy into and across the holes,
> > redrilled and screwed it all back in.  It lasted less than a year and
has
> > now stripped out again.  It's a thin layer of glass and hollow
underneath.
> > There's nothing substantial for the goop to adhere to and no bulk for
the
> > screws to bite on.


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> Url:
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> Url:
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