new grand hammer head replacement

antares antares@euronet.nl
Sat, 2 Oct 2004 19:02:39 +0200


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On 2-okt-04, at 17:52, ilex cameron ross wrote:

> Hi all -
>  Dunno if anyone remembers the ruined set of Hamamatsu hammers on the=20=

> Kawai EX that I was dealing with - someone a while ago seriously=20
> over-lacquered them, and not evenly, to the point where they couldn't=20=

> really even be even'd-out with needling. Soaking in thinner muffled=20
> the glass-breaking timbre, but didn't really leave me with what i felt=20=

> was something worth trying to work with. Pretty much ruined, being as=20=

> how it's a 9' concert instrument. So I had them order a set of new=20
> hammers, and requested they come on new shanks and flanges in the=20
> interest of time. Nope, not happening. The lovely new hammers just=20
> arrived - heads only. Not a huge deal, really - they're already=20
> properly bored, tails are shaped, and I guess ultimately this is=20
> probably better. The current shanks and flanges are great. it's just=20=

> going to mean=A0heat-gunning the current ones and glueing this set on.=20=

> I've never just *glued* a WHOLE SET of grand hammers on a piano - is=20=

> there anything special I should look out for? the archive just seems=20=

> to have info on hanging a new set, new shanks, flanges, and all. I was=20=

> just going to go one at a time or one section at a time so I'd have a=20=

> guide with the action out of the piano for hammer angle.
>  =A0
> any other suggestions?
> =A0
> thx,
>  ilex
> =A0
> ps - Joe, you've jinxed my keyboard! now my backspace is crapped out.
>  =A0
> =A0
>

My advice would be to make small pencil marks on the first and last=20
hammer crown of each section, and EXACTLY in the center of the crown.=20
see picture:


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Measure the distance from the base of the drop screw to the mark on 
your hammers and write down the distance. see picture :


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Also measure the distance between the middle of the hammer molding and 
the centre of the hammer centerpin and write down the distance. see 
picture:


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These measures will help you to get the new hammers into exactly the=20
same position the originals were.
You can also see this procedure on our website www.grandpiano.nl
1. Go to the English flag in the upper right corner of the home page=20
and click on it.
2. Click on materials
3. Click on Hammer assembly on the left
4. Click on order form

friendly greetings,
Andr=E9 Oorebeek

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