<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=us-ascii"> <META content="MSHTML 6.00.2600.0" name=GENERATOR></HEAD> <BODY> <DIV><FONT face=Arial color=#0000ff size=2><SPAN = class=248431408-07092002>Hi Roger, I will try it.</SPAN></FONT></DIV> <DIV><FONT face=Arial color=#0000ff size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Arial color=#0000ff size=2><SPAN class=248431408-07092002>My experience  is that because of = wear,  the base of the balance pin is more or less large depending the place in = the keyboard (measured with a micrometer), that is why I change them more = often than not, and you know what is the result. </SPAN></FONT></DIV> <DIV><FONT face=Arial color=#0000ff size=2><SPAN = class=248431408-07092002>If we retain the original pins, there are places where we need less fitting = than others (I mean after having changed the bushings, and steamed the wood) = . The job is time consuming but it can be done in less than 15 min<FONT = face=Tahoma color=#000000>.</FONT></SPAN></FONT></DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT><FONT face=Tahoma = color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN = class=248431408-07092002>For new instruments your method seems a time saver.</SPAN></FONT></DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN = class=248431408-07092002>Do you have a fixture for holding the drill ? at what speed do you = turn approx (in RPM, not in MPH !)</SPAN></FONT></DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN = class=248431408-07092002>Do you hold it straight or do you follow the hole angle (slightly slanted = to the back on most keyboards) ?</SPAN></FONT></DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002>Thanks</SPAN></FONT></DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002>Isaac</SPAN></FONT></DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Tahoma color=#000000 size=2><SPAN class=248431408-07092002></SPAN></FONT> </DIV> <DIV><FONT face=Tahoma><FONT size=2><SPAN class=248431408-07092002> </SPAN>-----Message d'origine-----<BR><B>De :</B> owner-pianotech@ptg.org [mailto:owner-pianotech@ptg.org]<B>De la part de</B> Baldwin Yamaha = Piano Centre<BR><B>Envoyé :</B> samedi 7 septembre 2002 = 00:22<BR><B>À :</B> pianotech@ptg.org<BR><B>Objet :</B> RE: key bushings<BR><BR></DIV></FONT></FONT> <BLOCKQUOTE dir=ltr style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #0000ff 2px = solid; MARGIN-RIGHT: 0px"> <BLOCKQUOTE class=cite cite="" type="cite"><FONT face=arial = color=#0000ff size=2><BR>I am sorry (not really but you see...) , I will try it = but I don't buy it at first :>) as the pinning is showing more or less = wear depending of the place in the keyboard, sizing the hole to a = standard size with an electric drill may not allow the best fit (anyway not on = original pins) .</FONT></BLOCKQUOTE><X-SIGSEP> <P></X-SIGSEP>Hi = Isaac,<BR>          &nb= sp;      Just make sure the pin is straight and polished.  We sell lots of = new Yamaha's and in any month it saves us hours of key fitting.<BR>  = When I say a quick burst of the switch, it's not much more than half a dozen revolutions, just enough to burnish the hole.<BR>  After steaming = out old bushings, we re bush and fit in the same manner, we have encountered = no problems at all.  A set can be done in 5 mins or so.<BR>  = Try it and let me know what you think.<BR>regards Roger = </P></BLOCKQUOTE></BODY></HTML>