Broken frame rails on Steinways

David Ilvedson ilvey@sbcglobal.net
Mon, 22 Oct 2001 14:44:58 -0700


A great repair for stripped screws in general is a shim of hard shoe
leather and a bit of CA glue pushed into the hole along one side or both
sides...Always works!  

David I.

*********** REPLY SEPARATOR  ***********

On 10/22/01 at 9:45 PM John Delacour wrote:

>At 13:38 22/10/01 -0400, A440A@AOL.COM wrote:
>
>>     I assume  by "open" you mean split or shattered.  Yes, this is quite
>>common.  It seems that on Steinways built between the beginning and 1930
>>Hammer rails would often split along the corners. I expected it was from
>the
>>stress of hammer screws compressing the rails onto ever shrinking dowels.
>>However, I have also seen a lot that were cracked at the bottom, so my
>logic
>>is suspect here....
>
>The most common cause of split rails in my experience is ham-fisted 
>tuner-repairers.  First they overturn the screws and order the next size 
>up, which they screw into the old holes.  Next they overturn these and 
>meanwhile the flange is getting more and more squashed.  The final
>solution 
>is to enlarge the flange holes and use the next screw size up.  These must

>be tightened with two hands to make sure the flange gets even more
>squashed 
>and the point of the screw presses hard against the bottom of the brass
>rail.
>
>It may be that swelling of the maple dowel alone can cause split rails but

>I'd say incompetent workmen account for most of them.
>
>JD





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