[Rhodes22-list] removing tabernacle - using heat to remove 5200

[Shawn Boles]

I don't have a reference but understand that red hot wire and patience will
let you slice through the bond. Good luck,
Shawn
s/v Sweet Baboo

On Wed, Oct 28, 2020, 7:32 PM Graham Stewart <gstewart8 at cogeco.ca> wrote:

> I had the situation Luis described when I had to remove the centerboard
> cap back in about 1996. I realize now that it had been installed with 5200
> or equivalent but didn't know about that stuff back then. I managed to get
> it off by heating a large knife to red hot and inserting it into the
> sealant and slowly slicing along the length of the joint. It worked but
> took forever as I had to reheat the knife after about a minute and could
> make very little progress in that time. It was a huge effort. Even so I
> broke the cap in two in the process.
>
> I didn't try to heat the fiberglass directly and would be very reluctant
> to do that now as I think it unlikely that you could get sufficient heat
> into the join without destroying the fiberglass. It was a huge miserable
> job. Today if I were faced with this problem I would rely on Debond and
> then track down the person who used the 5200 and hold his head under water
> for awhile.
>
> Graham Stewart
> Agile, Rodes 22, 1976
> Kingston Ontario
>
>
> -----Original Message-----
> From: Rhodes22-list [mailto:rhodes22-list-bounces at rhodes22.org] On Behalf
> Of Luis Guzman
> Sent: Wednesday, October 28, 2020 1:42 PM
> To: NewIn76; The Rhodes 22 mail list
> Subject: Re: [Rhodes22-list] removing tabernacle
>
> When I was trying to remove a centerboard cap on my first Rhodes, I think
> it was a 72, I was told that heat works pretty good in softening 5200.  I
> believe it was an engineer from 3M who told me that. I have to look at he
> very old emails to see if I can find it.
>
> He told me to heat up the joint with a heat gun, careful not to set the
> fiberglass on fire, and work a knife in between to separate.
>
> I did not try that as I was afraid I was going to st the boat on fire.
>
>
> Luis A. Guzmán II
>
> S/V Aquetxali
>
> > On Oct 28, 2020, at 1:21 PM, NewIn76 via Rhodes22-list <
> rhodes22-list at rhodes22.org> wrote:
> >
> > Sunset looks great and nice perspective.  Tabernacle is kind of out of
> focus
> > though, haha.
> >
> >
> >
> > -----
> > Brian
> > 1976 Rhodes 22
> > Cleveland
> > --
> > Sent from: http://rhodes-22.1065344.n5.nabble.com/
>
>