[CAUT] Shimming the Steinway Action stack to reach the strings

[David Ilvedson]

This is an original Steinway configuration?   Not rebuilt action...?

David Ilvedson, RPT
Pacifica, CA  94044

----- Original message ----------------------------------------
From: "Chris Solliday" <csolliday at rcn.com>
To: caut at ptg.org
Received: 2/26/2010 12:26:54 PM
Subject: Re: [CAUT] Shimming the Steinway Action stack to reach the strings


>And Jim is probably right in this case, as over 2 inches blow distance is alot. Not to 
>mention that you say the drop screws are fully backed out. You may need different 
>dimensioned parts. I guess the point is that we in cyberspace need alot more 
>information from you before we can get specific.
>Chris Solliday
>  ----- Original Message ----- 
>  From: James N. Hess 
>  To: caut at ptg.org 
>  Cc: caut at ptg.org 
>  Sent: Friday, February 26, 2010 3:10 PM
>  Subject: Re: [CAUT] Shimming the Steinway Action stack to reach the strings


>  Often you are very limited on the amount you can raise the stack because of 
>interference with the pinblock. My experience has been that you may be able to add 
>1/16". I think reboring the hammers is a better solution.

>  Jim Hess, RPT

>  On Fri, 26 Feb 2010 14:58:36 -0500 "Chris Solliday" <csolliday at rcn.com> writes:
>    String Height minus Hammer Bore equals Shank Center Pin Height. We use 
>laminated shim stock that we get from the local hobby store. Realize that just raising 
>the pin height MIGHT work, but consider the arc of the hammer blow. You could end 
>up with the hammer over centering if you simply raise the feet under the hammer 
>flange pins. You need to imagine the pin in space and rotate the stack around it so 
>that the stike point ends up at ninety degrees to the string. It might not be that 
>now. Usually this means shimming the front foot slightly as well. Best of luck Andrew.
>    Chris Solliday, RPT

>      ----- Original Message ----- 
>      From: Andrew Anderson 
>      To: caut at ptg.org 
>      Sent: Friday, February 26, 2010 12:45 PM
>      Subject: Re: [CAUT] Shimming the Steinway Action stack to reach the strings


>      Yes, mea culpa.  Wasn't really thinking the numbers...most likely 2"+ 


>      On Feb 26, 2010, at 11:30 AM, reggaepass at aol.com wrote:




>          The school whose Steinways I service is not satisfied with the dealer's 
>warranty fix (greater then 1" blow distance).
>        Andrew, 


>        Not sure what you mean by this ("greater then 1" blow distance").  Did you 
>mean greater than 2" (since it sounds like the strings are too high)?


>        Alan Eder





>        -----Original Message-----
>        From: Andrew Anderson <andrew at andersonmusic.com>
>        To: College and University Technicians <caut at ptg.org>
>        Sent: Fri, Feb 26, 2010 9:13 am
>        Subject: [CAUT] Shimming the Steinway Action stack to reach the strings


>        The school whose Steinways I service is not satisfied with the dealer's warranty 
>fix (greater then 1" blow distance). They are requesting that the piano be made to 
>play like it should which will require shimming the stack so it is within reach of the 
>strings (>1/4" between fully backed out drop-screws and pinblock). 
>         
>        Has anyone done this? What was the scope of work required? What is a 
>reasonable amount of time to complete the work? 
>         
>        Thanks 
>        Andrew Anderson 





>  James Hess, RPT    
>  200 W. Allen St.  
>  Mechanicsburg, PA 17055
>  717/580-1445 (cell)  
>  www.hesspiano.com


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