[Public-List] Frustrating Mast Wiring Issue on Alberg 29

[Michael Connolly]

I thought of a solvent or heat to reduce the bulk of the foam, but then rejected that idea because of the mess it would make and the increased difficulty in getting the ooze out of the mast.  I believe mechanical removal while dry is the best method.
Michael
> On 06/22/2022 5:20 PM Mike Lehman via Public-List <public-list at lists.alberg30.org> wrote:
> 
>  
> Maybe...acetone would disolve the foam...it would make a big mess, but easy
> to clean up. Better than trying to stuff conduit through foam
> 
> On Wed, Jun 22, 2022, 3:59 PM George Dinwiddie via Public-List <
> public-list at lists.alberg30.org> wrote:
> 
> > Bill,
> >
> > Ugh! Foam in the mast--how awful!
> >
> > I can't imagine anything in the mast that you're likely to damage other
> > than the existing wires. The mounting bolts for the winches and
> > spreaders should be rugged enough.
> >
> > I think as you try to punch through the foam, you're probably getting
> > more and more resistance. I wonder if you could fasten a garden auger
> > bit onto the end of your length of conduit, and using that to drill into
> > foam blockages and then pull out bits, a little at a time. Just a
> > thought, and not something I've done.
> >
> > BTW, an easier way to keep the wires from slapping inside the mast is to
> > put a trio of plastic wire ties around the wiring bundle at intervals.
> > Put the tail of one wire tie into the hole of the next, and leave the
> > tails long. They'll push against the mast and hold the wires relatively
> > still against the side.
> >
> >   - George
> >
> >
> > On 6/22/22 12:31 PM, vinegar joe via Public-List wrote:
> > > Sorry to bother the Alberg 30 folks, but I'm hoping someone here will
> > have some insight into this aggravating problem.
> > > I've got a 1985 Alberg 29, keel stepped mast with a tricolor light at
> > the top of the mast and a combo deck light - mast head light just above the
> > spreaders.  The combo light had been dead for a couple of years and when I
> > removed it I discovered that the wires were completely shot - it appeared
> > that a glorified extension cord had been used and the end of the wires just
> > barely exited the one inch hole in the mast behind the light - when the
> > brittle wires were trimmed, they now were just inside the hole.  A gentle
> > tug on the ground wire broke it and it is no longer visible.  But it gets
> > the worse - the prior owner (I hope not the builder) inserted expanding
> > foam a various spots along the mast (wherever access allowed) and so
> > there's no budging of the wires even if you wished.  Additionally, the
> > wires have been snaked up the aft side of the mast behind conduit that
> > encloses four halyards so any attempt at fishing some of the wire out has
> > to take place on the opposite side of where the
> >  li
> > >   ght is mounted.
> > >
> > > I decided I would try to drive a run of metal conduit inside the mast
> > and through the various layers of expandable foam with hopes of perhaps
> > snagging it up by the light to run a snake line back down to the base of
> > the mast.  The conduit was driven through the first layer of foam (at about
> > 4 feet - no idea how it was delivered at this level) without too much
> > problem, but at about 6 and 1/2 feet I encountered what I sense is a metal
> > plate that seems to completely close further progress.  However, I cannot
> > see what I'm hitting.
> > >
> > > Are further efforts to reach the level of the light by conduit a waste
> > of time? Does anyone know what I'm hitting?  I fear I may damage the mast
> > or other wiring with further efforts.  If so, what is the most tasteful and
> > solid way to run wires on the outside of the mast?
> > >
> > > Thanks for any help/ideas/suggestions.  I want to go sailing!!!!
> > >
> > > Bill Zellman
> > > s/v Vinegar Joe
> > > Milwaukee
> > >
> > > 'The universe is a big place, perhaps the biggest.' - Kilgore Trout
> > --
> >   ----------------------------------------------------------------------
> >    When I remember bygone days                         George Dinwiddie
> >    I think how evening follows morn;            gdinwiddie at alberg30.org
> >    So many I loved were not yet dead,           http://www.Alberg30.org
> >    So many I love were not yet born.                          also see:
> >                 'The Middle' by Ogden Nash     http://idiacomputing.com
> >   ----------------------------------------------------------------------
> >
> >
> >
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