---------------------- multipart/mixed attachment > >>I'm working on a Baldwin Hamilton which has some badly twisted >>keys. There are a couple of posts >>in the archives that mention straightening by cutting kerfs in the >>keys and shimming, but not enough detail to give me a clear picture >>of the procedure. Any advice much appreciated. >> >>Sid Blum > > >Hi Sid, > >This is what I do. Cutting a long diagonal kerf most of the way >through the key, usually from the bottom, glue and either clamp or >shim to rotate the key in the direction you want. Where and in what >direction you saw the kerf(s) depends on where and how severe the >warps are, how much key width you have to work with, and whether you >intend to shim or clamp. It's pretty straightforward, but takes some >conceptual orientation before you start sawing. Titebond, naturally, >to glue. > >Ron N > > > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives -- Sid Blum sid@sover.net ---------------------- multipart/mixed attachment A non-text attachment was scrubbed... Name: straighten key.jpg Type: image/jpeg Size: 87260 bytes Desc: not available Url : https://www.moypiano.com/ptg/pianotech.php/attachments/61/5b/f2/e9/straightenkey.jpg ---------------------- multipart/mixed attachment--
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