[pianotech] Breaking backcheck wires

[Ryan Sowers]

Bert,

You are correct in your assumption. I should have said this is an upright.

On Fri, Jan 27, 2012 at 2:07 PM, Albert Picknell <pnrfqsnrk at yahoo.ca> wrote:

> Hi Ryan
>
> I assume, because you are concerned about damaging the wippens (as opposed
> to the keys), that this is an upright piano?
>
> Bert
>
> --- On *Fri, 1/27/12, Ryan Sowers <tunerryan at gmail.com>* wrote:
>
>
> From: Ryan Sowers <tunerryan at gmail.com>
> Subject: [pianotech] Breaking backcheck wires
> To: pianotech at ptg.org
> Received: Friday, January 27, 2012, 6:21 PM
>
>
> I have an old Chickering that is coming into the shop that is in fairly
> decent condition, but it's biggest problem is all the backcheck wires are
> breaking! In the past I have replaced a few by chucking the "jack seat
> reaming tool" in a drill and basically cutting a little hole around the
> broken piece of wire. Using this method I have been able gain a purchase on
> the stub of wire and turn it out (the last time I encountered this, the
> original wires were threaded). That was fine for a few broken wires, but
> what about an entire set? The problem with the Jack reaming tool is that it
> doesn't drill deep enough before it bottoms out on the stub of the wire.
>
> I have read about making a tiny hole saw out of a roll pin using a Dremmel
> tool. Then it would be long enough to get to the bottom of the wire stub.
> Someone also suggested in the archives drilling out from the bottom and
> then punching them out from below. However, if the wires are threaded I
> could see this tearing out quite a bit of wood or damaging the wippen in
> some other way.
>
> I was thinking of just copping out and drilling new holes for the new
> wires, but I thought I would see if the wisdom of the list would have
> anything to say on this topic.
>
> Thanks,
>
> Ryan Sowers
>
>
>
> --
> Ryan Sowers, RPT
> Puget Sound Chapter
> Olympia, WA
> www.pianova.net
>
>


-- 
Ryan Sowers, RPT
Puget Sound Chapter
Olympia, WA
www.pianova.net
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