fresh grooving?

[Isaac OLEG]

Terry,

If the grooves are noticeable that just mean you have filed the
hammers just enough, if you stop to see the groves you file too far.

Better not disturb the last extreme fibers (and change the height of
the hammer)

That is how I see it anyway.

Regards.

Isaac OLEG

> -----Message d'origine-----
> De : pianotech-bounces@ptg.org
> [mailto:pianotech-bounces@ptg.org]De la
> part de piano lover 88
> Envoyé : samedi 2 novembre 2002 20:21
> À : pianotech@ptg.org
> Objet : fresh grooving?
>
>
> Is it normal, after intitial tuning and less than an hour
> or two of light
> playing, for freshly filed/reshaped hammers to develop
> light but noticeable
> grooving,  even BEFORE any needling or chemical voicing is
> done? This seems
> a bit strange, but maybe it's normal and i just never
> noticed it before.
> I've observed this in almost every job I've done in which
> it was the very
> first filing/reshaping the hammers had  ever received, and
> the visual result
> was very satisfactory and uniform.  this seems to be the
> case no matter the
> quality or weight of the hammer. Again, the grooving is slight, but
> definitely noticeable.
>
>
> Terry Peterson
>
>
>
>
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