Mutiple bouncing

[Carl Meyer]

three desperate measures---- tighten the bridle tape. bend the backcheck in
to reduce backcheck and set the let off slightly wider.  Any or all.

Carl Meyer Ptg assoc
Santa Clara, Ca.



----- Original Message ----- 
From: "Jere Fryett" <jfryett@minot.ndak.net>
To: <pianotech@ptg.org>
Sent: Wednesday, May 26, 2004 6:56 PM
Subject: Mutiple bouncing


> Dear List,
>
> Several of the new Yamaha P22's and M600's that have been coming into the
> store here in Minot have terrible multiple bounce problems on very soft
> playing.  I have tried several things and nothing seems to work for
> me.  The specs seem to be on or at least fairly close.  For key height I
> get 58mm from the key bed but only 19mm from the top of the key slip to
the
> top of the key.  The hammer strikes the wire before the jack is halfway
> out.  Loud playing or even moderately loud playing gives no problem, it is
> just that very soft, light touch that gives the problem.
>
> What should I do short of a full regulation?  Is there a quick fix?  I
have
> some luck increasing the key dip but not a lot.  There are people looking
> at these pianos but they bounce so badly they are getting turned off.
>
> Thanks for your help.
>
> Jere
>
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