<DIV>Lance, do the knuckle cores line up with the rear of the jacks in a straight line? Also can you get the drop and let off to happen simultaneously?<BR><BR><B><I>llafargue <llafargue@charter.net></I></B> wrote:
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<P class=MsoNormal><FONT face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">List,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>I have a customer with a Yamaha C3 that’s 4 years old.<SPAN style="mso-spacerun: yes"> </SPAN><U>It is like new</U>, very slight knuckle/hammer wear, but really good shape.<SPAN style="mso-spacerun: yes"> </SPAN>I have regulated it and everything seems great except that the let-off bump feel seems excessive and I can’t figure out why, on this C3.<SPAN style="mso-spacerun: yes"> </SPAN>I have lubed everything, knuckles with Teflon, McLube to all key pins, whippen/jack tops, etc, but <I style="mso-bidi-font-style: normal"><SPAN style="FONT-STYLE: italic; mso-bidi-font-style: normal">when the jack lets off, you really feel it</SPAN></I>. <SPAN style="mso-spacerun: yes"> </SPAN>Also, when playing pianissimo, at the point of let-off, there is a definite wall that you hit and it actually prevents some notes from releasing. <SPAN
style="mso-spacerun: yes"> </SPAN><U>I am wondering what aspects of regulation affect this.</U> <SPAN style="mso-spacerun: yes"> </SPAN>Or is there something else I am missing? <SPAN style="mso-spacerun: yes"> </SPAN>Let-off is about 1/8” to 1/16” graduated, drop a little more than that, checking is close; rep springs are not too strong.<SPAN style="mso-spacerun: yes"> </SPAN>Knuckle and jack top shape seem normal.<SPAN style="mso-spacerun: yes"> </SPAN>Thanks.<SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoAutoSig><?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:PersonName><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: yes">Lance Lafargue</SPAN></FONT></st1:PersonName><SPAN style="mso-no-proof: yes">, RPT<o:p></o:p></SPAN></P>
<P class=MsoAutoSig><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: yes">LAFARGUE PIANOS</SPAN></FONT><FONT face="Bradley Hand ITC"><SPAN style="FONT-FAMILY: 'Bradley Hand ITC'; mso-no-proof: yes"><o:p></o:p></SPAN></FONT></P>
<P class=MsoAutoSig><st1:City><st1:place><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: yes">New Orleans</SPAN></FONT></st1:place></st1:City><SPAN style="mso-no-proof: yes"> Chapter, PTG<o:p></o:p></SPAN></P>
<P class=MsoAutoSig><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt; mso-no-proof: yes">985.72P.IANO<o:p></o:p></SPAN></FONT></P>
<P class=MsoAutoSig><st1:PersonName><FONT face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-no-proof: yes">llafargue@charter.net</SPAN></FONT></st1:PersonName><SPAN style="mso-no-proof: yes"><o:p></o:p></SPAN></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P></DIV></BLOCKQUOTE></DIV><BR><BR>Vince Mrykalo<br>University of Utah<p>
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