Regulated/Keydip changed

[Wimblees@AOL.COM]

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In a message dated 1/17/02 1:24:20 PM Central Standard Time, Bigeartb@AOL.COM 
writes:


> List:
> Six months ago I leveled the keys, set the key height to 11/16", keydip 
> 3/8" 
> and regulated a Kimball Studio 1970's model piano. Today ..six months later 
> I 
> had to shim the front rail approx 1/8 of inch order for the key dip to be 
> again set a 1/8"deep.
> The keyframe was secured to the key bed  but over the years according to 
> the 
> screw heads, tuners have been removing and tightening these screws. The 
> problem must be an old one. It appears the keybed has dropped in the middle 
> section. Any thoughts on the cause and how to fix?
> 
> Thank you
> Tommy Black
> Decatur, Ala.
> 
> 
Tommy

I had a similar problem with a Kimball piano many years ago. It is the back 
of the key bed that is flexing. I asked Kimball about it, and they 
recommended attaching a piece of angle iron under the back end of the keybed, 
behind the knee board. 

Wim

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