Ok, I figured out you were talking about the keyslip!...Sorry...others were mentioning the fallboard... David I. ----- Original message ----------------------------------------> From: Breakall, Raymond <rbreakal@richmond.edu> To: "'pianotech@ptg.org'" <pianotech@ptg.org> Received: Fri, 19 Jul 2002 13:10:06 -0400 Subject: RE: Bechstein key height >Tom, >It's simpler than that - If I have the keys in I have to have a certain >thickness of back rail cloth so thet the keys fit with the keyslip. If I >make that right (so that you can't see the bottom of the key), Then even >with the thinnest front rail punchings, I barely get 10mm (3/8 in)of key >dip. I don't have room to add paper punchings to make the dip even. >Ray >-----Original Message----- >From: Tom Driscoll [mailto:tomtuner@attbi.com] >Sent: Friday, July 19, 2002 11:39 AM >To: pianotech@ptg.org >Subject: RE: Bechstein key height >-----Original Message----- >From: owner-pianotech@ptg.org [mailto:owner-pianotech@ptg.org] On Behalf >Of Breakall, Raymond >Sent: Friday, July 19, 2002 11:03 AM >To: 'pianotech@ptg.org' >Subject: RE: Bechstein key height >John, >Thanks for the reply but the problem is that the keys are too high >already >in relation to the key slip. I have the thinnest balance rail punchings >sold >by Schaff and their are no glides on the keyframe. Sounds like the other >thing to do is have the keys too high in relation to the keyslip. Any >other >ideas? >Ray, > Start fresh. Sample combinations of backrail cloth, balance rail >punchings, and frontrail punchings. Fit the keys to the fallboard, >keyslip and height of front rail pins,and check the relationship to the >damper levers. > At one time the key height -dip relationships worked in this piano >and I'll bet that someone has messed this up with some incorrect >thickness's. Treat this from scratch and the piano will tell you the >correct choices. Tom Driscoll
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