1879 Steinway A

[Stéphane Collin]

Wouldn't you run into weight problems when fitting new hammers (even put on
diet) on 15.5 mm shanks ?

Stéphane Collin.


----- Original Message ----- 
From: "Bernhard Stopper" <b98tu@t-online.de>
To: "Pianotech" <pianotech@ptg.org>
Sent: Sunday, September 19, 2004 1:15 PM
Subject: Re: 1879 Steinway A


> Hello Ric,
>
> Renner has a shank with 15.5 mm. The catalog Nr. is 0640H (standard
knuckle)
> and 0640K(small knuckle)
>
> regards,
>
> Bernhard
>
> ----- Original Message ----- 
> From: "Richard Brekne" <Richard.Brekne@grieg.uib.no>
> To: "Newtonburg" <pianotech@ptg.org>
> Sent: Sunday, September 19, 2004 12:25 PM
> Subject: 1879 Steinway A
>
>
> > Hey folks
> >
> > Am just getting started changing a set of hammers and shanks on this old
> > A.  The new shanks place the shank center pin about 2 mm further away
> > from the hammer rail. This pushes the knuckles just a bit farther back
> > then I would like, and will force me to go through all whippens and
> > remove a bit of the jack return cushion in order to regulate the jacks.
> > The origional whippens are going to remain and there is no regulating
> > button for this position on those for those of you that arent familiar
> > with this older type of Steinway action. The origional centerpin to
> > knuckle was 15.5. So with the new shanks at 17, and the center itself
> > out about 2 mm... the knuckle itself is out about 3.5 mm more.  The jack
> > to knuckle position with the origional shanks and knuckles has the jack
> > well under the knuckle and past the back end of the core... so there is
> > room to make the adjustment to get a good position with the new shanks.
> >
> > I'm looking for suggestions and thoughts as to what to do here. I could
> > go through and change all flanges so as to use the origionals I
> > suppose.. I checked one and the jack ended up just perfect under the
> > knuckle... but then I have to change all the flanges on the new set.
> >
> > so whadaya whadaya ?
> >
> > RicB
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>
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>