[pianotech] sostenuto

[Andrew Anderson]

Damper stop rail properly adjusted?

On Jul 20, 2010, at 7:48 PM, Ed Carwithen wrote:

> I need help getting the adjustment right on the sostenuto mechanism  
> of a 1918 Sohmer 9 foot grand.
>
> This is a piano that I have been servicing for several years but one  
> section of dampers has always been a problem.  I knew that I would  
> have to repin the under lever flanges some time and this past week  
> was the time.
>
> In order to get to the under lever flange screws I had to unhook the  
> sostenuto rod.  I got the flanges repinned and back and they work  
> fine, but now I can't get the sostenuto regulated.  I have fiddled  
> with it (and fiddled with it; and fiddled with it) but just can not  
> get the tolerance correct.
>
> Any suggestions from the collected wisdom of this website would be  
> greatly appreciated.
>
> HELP!!!!
>
> Ed Carwithen
> John Day, OR
>

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