[pianotech] Center (balance) rail pins

David Ilvedson ilvey at sbcglobal.net
Tue Nov 10 21:52:29 MST 2009


Yeah...are they a standard size?   

David Ilvedson, RPT
Pacifica, CA  94044

----- Original message ----------------------------------------
From: "Cy Shuster" <cy at shusterpiano.com>
To: pianotech at ptg.org
Received: 11/10/2009 7:24:20 PM
Subject: Re: [pianotech] Center (balance) rail pins


>WNG (Mason & Hamlin) has those nice, new anodized aluminum  
>replacements, that never need lubrication...

>--Cy--

>Cy Shuster, RPT
>Albuquerque, NM
>www.shusterpiano.com

>On Nov 10, 2009, at 5:34 PM, Chuck Behm wrote:

>>
>> >Chuck...center rail?   Balance rail key pins?   You can hammer  
>> those out from below...but that must not be what you're talking  
>> about?<
>>
>> Aha! Thanks, David for helping me see the obvious. I've tried  
>> pulling them out from the top with vise grips, and twisting them  
>> back and forth. If they're tight, however, this doesn't work very  
>> well and I'm always afraid of damaging the hole. I never thought to  
>> turn the keyframe upside down and simply tap the pins out. I'm  
>> getting too old for creative thinking, apparently.
>> Usually I polish the pins without removing them. This piano,  
>> however, sat in a factory for several decades, however, and the mice  
>> who lived there treated the pins like tiny fire hydrants. And there  
>> were a lot of mice, let me tell you. Anyway, the pins are corroded  
>> up the wazoo, so there's no point of trying to simply polish them.  
>> I'll tap them out, and replace with new. Thanks again.  Chuck


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