[C38] Loose strut

William Knowles whk1965 at gmail.com
Tue Mar 29 08:49:43 EDT 2011


Thanks Steve, I was thinking of using one of those oscillating machines to
dig out the loose stuff. I like the idea of the injection holes to fill the
entire cavity. I could use West six 10 to inject in the holes.

Bill

On Mon, Mar 28, 2011 at 1:21 PM, S Orton <ssorton at hotmail.com> wrote:

>  This is a tough one Bill!  We used a long "shanked" 1/8 drill bit and "dug
> out" the FG next to the bronze strut up as far as maybe 5", being cariful
> not to make gap to wide.  We then drilled from the outside the strut fairing
> a bunch of injection holes (for epoxy) to the bronze.  Cleaned everything
> with acetone.  Lightly stuffed chopped FG fibers up the cavity.  Place some
> duct tape around the strut at the bottom of the cavity to be used for
> sealing.  Mix a batch of slow setting epoxy thicken with chopped FG.  Trowel
> the mixture "up hill" into the cavity as much as possible.  If you can see
> epoxy running out of the lower injection holes, that would be desired.  Dam
> up the cavity bottom with tape.  Immediately mix an unthicken batch of slow
> curing epoxy and inject the epoxy into the upper cavity-  be sure to use a
> proper hypodermic device so the epoxy is injected under a slight pressure,
> not relying on gravity.  Plug the holes as you with dowels or tape.  If
> necessary use a heat gun to help the curing.  I did this job about 3 years
> ago.  Last year at "haul out" every thing was tight and firm.  I will
> probably haul in 2012 and have another check on the job.  This is a good day
> long job.
> Good Luck,  Steve O
> > From: whk1965 at gmail.com
> > Date: Mon, 28 Mar 2011 11:03:08 -0400
> > To: listserve at catalina38.org
> > Subject: [C38] Loose strut
>
> >
> > I was recently told that my strut was loose. Has anyone re-bedded a strut
> and what did you use? I was think about the new west premix tube, or a
> thickned west mixture.
> >
> > Bill Flying Goose
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-- 
W H Knowles
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