Upright Wippen Rebuilding Questions

gordon stelter lclgcnp@yahoo.com
Wed, 19 Mar 2003 12:30:35 -0800 (PST)


Yes, Terry,
     Hide glue is easy to remove. But on jack flanges
it is notorious for becoming weak with humidity
swings. Why would anyone WANT to remove a jack flange,
UNLESS said looseness was the reason, anyawy? I
suggest Titebond here (waterproof!).
     T

--- Farrell <mfarrel2@tampabay.rr.com> wrote:
> Thanks for the input Kerry. A couple comments.
> 
> Regarding hide or Titebond. I know this has been
> gone over a billion times, but on this action
> several jack flanges had been repaired with yellow
> wood glue. The original hide glue came off
> effortlessly with a little water action - wippens
> cleaned up perfectly. The wippens that had yellow
> glue applied (of course I don't know exactly what it
> was) did soften, but required a fair bit of scraping
> to thoroughly clean it. I just delight in how easy
> hide glue is removed.
> 
> Mutton fat! Yikes! Where on earth would I find that?
> And is that something that will not affect the
> action cloth on the damper lever, and is that
> something that can be expected to last for many
> decades?
> 
> Terry Farrell
>   
> ----- Original Message ----- 
> From: "Kerry Cooper" <brispiano@optushome.com.au>
> To: "Pianotech" <pianotech@ptg.org>
> Sent: Wednesday, March 19, 2003 8:46 AM
> Subject: Re: Upright Wippen Rebuilding Questions
> 
> 
> > 
> > 
> > 
> > >
> > > I will be installing new jacks and attached
> flanges. Is it best to simply
> > apply hide glue, stick together and let dry? Or
> are their any significant
> > secrets to the process?
> > 
> > You can use hide glue or Tite-bond.
> > 
> > > I will be replacing heel/capstan action cloth.
> Is hide glue applied over
> > the entire cloth/wood surface? Or is it just
> applied at the forward and back
> > ends of the action cloth so that there is no glue
> between the cloth and
> > wooden wippen heel?
> > 
> > Glue is applied only to forward and back ends
> only. This stops any future
> > noise that might arise due to glue soaking into
> the Box/action cloth.
> > 
> > > The spoons are tarnished a bit. I would rather
> not replace if I can make
> > like new easily. I can simply give them a second
> or two on the buffing wheel
> > and they will be shiny as ever - but what about
> the surface metal left -
> > will it corrode faster than a new spoon? Can I
> coat the buffed spoon with
> > Emrlon (or something like that - thought I had
> seen it in Schaff catalog for
> > coating capstans - couldn't find it again) or
> something else?
> > 
> > Buff spoons, and light coat of mutton fat. Just a
> smear to protect from air.
> > 
> > Kerry
> > 
> > _______________________________________________
> > pianotech list info:
> https://www.moypiano.com/resources/#archives
> _______________________________________________
> pianotech list info:
https://www.moypiano.com/resources/#archives


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