Les: I had the same issue with a similar piano. Replacing the knuckles was the final cure. Everything else was a temporary cure. It seems that the leather used on these knuckles, if it is indeed real leather, hardens up permanently. Good luck Patrick C. Poulson Registered Piano Technician 530-265-1983 -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20110829/fe842230/attachment.htm>
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