noise

[robert moffatt piano service]

robert moffatt piano service wrote:
>
> Owen J Greyling, RPT wrote:
> >
> > Does anyone know the source or cause of an irritating noise that seems to
> > occur in a variety of pianos, usually after an action has been unused only
> > for a day or two? This has been drawn to my attention by two different
> > clients and one piano dealer. I can only describe it as a tick that happens
> > as soon as the key begins to move, and only the first time the key is
> > played. It does'nt happen again untill the piano has been unused for a few
> > hours or days. This is not a serious problem but somebody has to have heard
> > it before me....Here's hoping.
> > "You can't make a silk purse out of a sow's ear"
> >                      Owen J. Greyling, RPT
>
> Owen,
>
> That almost always happens when the key button bushing is a bit tight.
  It's the balance rail pin (creaking?) against the pin hole in the key.
> Through easing, being careful not to produce end play in the key, you should eliminate the problem.
> The click won't happen as you say on a second blow......but, if you
> verrrry gently tap each key (softly) you will hear that click....even
> after the key has been hit. Sounds a bit like the key tops are loose.
>
>
>
> Regards,
>
> Bob Moffatt
> Calgary, Alberta
> Canada