<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=iso-8859-1"> <META content="MSHTML 6.00.2719.2200" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>I agree with James. Instead of lowering = the rail, you should have raised the hammers. The lower the hammers sink over = time, the more likely they are to catch on the back check on a hard blow. When the = key is played sharply, the back checks that are regulated a little closer than = some others will get out ahead of the hammer a bit and catches it on the way up.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>After raising the hammers I would also = check the regulation of the back checks.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Dave Bunch</FONT></DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=rogerio.cunha@terra.com.br href="mailto:rogerio.cunha@terra.com.br">Rogerio Cunha</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech Mensagem</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Wednesday, March 26, 2003 = 1:23 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> RACHALS</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>To the list</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Today I went to solve a problem on a = RACHALS grand.</FONT></DIV> <DIV><FONT face=Arial size=2>The piano was very well restored in England and now is on Rio de Janeiro.</FONT></DIV> <DIV><FONT face=Arial size=2>All on it was very nice and the only = wrong thing was the hammer shanks that  was resting on the hammer = rest rail. I lowered the rail.</FONT></DIV> <DIV><FONT face=Arial size=2>There are on it a problem that I = could not to solve. If you play normaly it is a very good piano and a very = nice one but in some notes if you need to use a heavy blow, the hammer don't go = to the strings. The hammer stays blocked on the backcheck. I separate the = back check from the tail of the hammer and this don't solved the problem. = </FONT></DIV> <DIV><FONT face=Arial size=2>I made a accurate inspection in 3 or = 4 notes with this problem, and I could not to discover what is wrong.</FONT></DIV> <DIV><FONT face=Arial size=2>I need help.</FONT></DIV> <DIV><FONT face=Arial size=2>Thanks</FONT></DIV> <DIV><FONT face=Arial size=2>ROGERIO CUNHA<BR>IC Member of The = Piano Technicians Guild<BR>Rio de Janeiro - Brasil<BR>http://planeta.terra.com.br/arte/dacapo/<BR><A = href="http://www.perfectpitch.hpg.ig.com.br/index.html">http://www.perf= ectpitch.hpg.ig.com.br/index.html</A></FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV> </DIV> <DIV><FONT face=Arial size=2><BR>---<BR>Outgoing mail is certified = Virus Free.<BR>Checked by AVG anti-virus system (<A = href="http://www.grisoft.com">http://www.grisoft.com</A>).<BR>Version: = 6.0.462 / Virus Database: 261 - Release Date: 13/03/03</FONT></DIV></BLOCKQUOTE></BODY></HTML>