Yamaha mystery noise

[Isaac sur Noos]

Letoff button giggling on its screw (Steinway, but it can be on other
brands )

Bests



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Isaac OLEG
accordeur - reparateur - concert
oleg-i@noos.fr
19 rue Jules Ferry
94400 VITRY sur SEINE
tel: 033 01 47 18 06 98
fax: 33 01 47 18 06 90
mobile: 033 06 60 42 58 77
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> -----Message d'origine-----
> De : pianotech-bounces@ptg.org
> [mailto:pianotech-bounces@ptg.org]De la
> part de John Musselwhite
> Envoye : mardi 25 novembre 2003 05:12
> A : Pianotech
> Objet : Re: Yamaha mystery noise
>
>
> At 09:47 PM 11/20/2003 -0600, Dave D. wrote:
>
> >Thanks to all for good suggestions. I had already squeezed
> the key leads
> >and produced it with the dampers lifted, dont think I
> included that in my
> >original post. And I could not produce it out of the
> piano, which doesnt
> >necessarily mean anything, the action cavity seems to act
> as a resonator
> >sometimes. I like the balance hole (Mark),  the pedal rod
> (JimB), and
> >drop screw (DavidL) ideas as those were totally new to me.
> I'll post the
> >answer when I find it.
>
> Here's one more thing you might check. On a G2 I service
> there was a
> similar clicking sound on some notes that I traced to a
> tiny bit of glue
> squeeze on the knuckles of the offending notes. Trimming
> the glue with a
> sharp knife solved the problem.
>
>                  John
>
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