3/4 plate vertical pinblock problems.

[David ilvedson]

> Date:          Mon, 15 Sep 1997 16:42:45 -0700
> From:          Mark Story <mstory@ewu.edu>
> Subject:       Re: 3/4 plate vertical pinblock problems.
> To:            pianotech@ptg.org
> Reply-to:      pianotech@ptg.org

Hi Mark...

What is the best way to remove the sides of the case?  

David ilvedson, RPT
Pacifica, CA


> Hi Greg,
> 
> You're not going to want to hear this, but I think you're going to have to
> pull the plate.  The hard part is already done - destringing.  There's
> really not much more to pulling the plate.  This is assuming that you have
> removed the sides of the piano before this point.  This is really the only
> practical way to do a complete pinblock replacement on an upright.  It's
> not as difficult and radical as it seems at first.  This is how they are
> built in the first place.  I have completed pinblock replacement on
> uprights both with and without removing the sides - I much prefer the
> former.  Actually, I only sectioned the pinblock without removing the
> sides.  You really need to remove the sides and plate to do a complete,
> thorough pinblock replacement - for reasons that you have already
> discovered, among others.
> 
> If you need to use epoxy to re-bed the new block, be extra careful that you
> use high quality, fresh epoxy.  You want to be certain that it hardens
> correctly.  I learned this the hard way. :^(
> 
> Mark Story, RPT
> Eastern Washington University
> mstory@ewu.edu
> 
> > pinblock to fit this which is no problem, but how do I get the soundboard
> > re-fastened so that it doesn't rattle up against the bottom of the plate?
> 
> > I don't want pull the plate! Also, when I finally got the pinblock out
> > (literally in splinters) the back also suffered some deep (1/4 " to 1/2
> ")
> > gouges. What is the best way to re-glue the new block? I have heard of 
> > using marine epoxy because it fills, but should I fill as much of the
> gouged
> > wood with something prior to installing the block? Any suggestions would
> be 
> > helpful, welcome and definitely appreciated.  (i.e. HELP!!) 
> > 
> > Thanks in Advance
> > Greg Torres
> > Tunapiana@aol.com
> > 
> 
> 
ilvey
Pacifica, CA
ilvey@a.crl.com