<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; = charset=us-ascii"> <meta name=Generator content="Microsoft Word 10 (filtered)"> <style>  </style> </head> <body bgcolor=white lang=EN-US link=blue vlink=blue> <div class=Section1> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'>I vote for reshaping the tails. =  I had a similar problem with some Chinese Young Chang grands.  The arc on = the tails weren’t made properly (too small radius).   The tails had a = “hump” instead of a smooth arc.  The backchecks would hang up on the tail with a = hard blow.  Bending the backcheck wire farther away (to avoid touching the hammer on = it’s way up) only makes the hammer check too far from the string.   = </span></font></p> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'>Paul McCloud</span></font></p> <p class=MsoNormal><font size=2 color=navy face=Arial><span = style='font-size: 10.0pt;font-family:Arial;color:navy'>San Diego</span></font></p> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>-----Original = Message-----<br> <b><span style='font-weight:bold'>From:</span></b> = pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] <b><span = style='font-weight:bold'>On Behalf Of </span></b>Dave Bunch<br> <b><span style='font-weight:bold'>Sent:</span></b> </span></font><font = size=2 face=Tahoma><span = style='font-size:10.0pt;font-family:Tahoma'>Wednesday, March 26, 2003</span></font><font size=2 face=Tahoma><span = style='font-size: 10.0pt;font-family:Tahoma'> </span></font><font size=2 = face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>3:56 = PM</span></font><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'><br> <b><span style='font-weight:bold'>To:</span></b> Pianotech<br> <b><span style='font-weight:bold'>Subject:</span></b> Re: = RACHALS</span></font></p> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>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.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>After raising the hammers I = would also check the regulation of the back checks.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Dave = Bunch</span></font></p> </div> <blockquote style='border:none;border-left:solid black = 1.5pt;padding:0in 0in 0in 4.0pt; margin-left:3.75pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'= > <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>----- Original Message = ----- </span></font></p> </div> <div style='font-color:black'> <p class=MsoNormal = style='margin-left:.5in;background:#E4E4E4'><b><font size=2 face=Arial><span = style='font-size:10.0pt;font-family:Arial;font-weight:bold'>From:</span= ></font></b><font size=2 face=Arial><span = style='font-size:10.0pt;font-family:Arial'> <a href="mailto:rogerio.cunha@terra.com.br" = title="rogerio.cunha@terra.com.br">Rogerio Cunha</a> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><b><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial;font-weight:bold'>To:</span><= /font></b><font size=2 face=Arial><span = style='font-size:10.0pt;font-family:Arial'> <a href="mailto:pianotech@ptg.org" title="pianotech@ptg.org">Pianotech = Mensagem</a> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><b><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial;font-weight:bold'>Sent:</span= ></font></b><font size=2 face=Arial><span = style='font-size:10.0pt;font-family:Arial'> Wednesday, March 26, 2003 1:23 PM</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><b><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial;font-weight:bold'>Subject:</s= pan></font></b><font size=2 face=Arial><span = style='font-size:10.0pt;font-family:Arial'> RACHALS</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>To the = list</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Today I went to solve a = problem on a RACHALS grand.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>The piano was very well = restored in England and now is on Rio de Janeiro.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>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.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>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. = </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>I made a accurate = inspection in 3 or 4 notes with this problem, and I could not to discover what is = wrong.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>I need = help.</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>Thanks</span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'>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></span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=3 = face="Times New Roman"><span style='font-size:12.0pt'> </span></font></p> </div> <div> <p class=MsoNormal style='margin-left:.5in'><font size=2 = face=Arial><span style='font-size:10.0pt;font-family:Arial'><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</span></font></p> </div> </blockquote> </div> </body> </html>