<!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 6.00.2800.1400" name=GENERATOR></HEAD> <BODY id=role_body style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: Verdana" bottomMargin=7 leftMargin=7 topMargin=7 rightMargin=7> <DIV><SPAN class=156142714-03092005>Jack gets caught between butt and jack stop-rail.</SPAN></DIV> <DIV><SPAN class=156142714-03092005></SPAN> </DIV> <DIV><SPAN class=156142714-03092005>Marcel Carey, RPT</SPAN></DIV> <DIV><SPAN class=156142714-03092005>Sherbrooke, QC</SPAN></DIV> <BLOCKQUOTE dir=ltr style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV class=OutlookMessageHeader dir=ltr align=left><FONT face=Tahoma size=2>-----Original Message-----<BR><B>From:</B> pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org]<B>On Behalf Of </B>Piannaman@aol.com<BR><B>Sent:</B> September 3, 2005 9:14 AM<BR><B>To:</B> pianotech@ptg.org<BR><B>Subject:</B> sticking note puzzler<BR><BR></FONT></DIV><FONT id=role_document face=Verdana size=3> <DIV>Actually, the real puzzler here is why anyone would conceive and build these pianos in the first place.  A Nordheimer, made in the USSR before the wall came down in '89.   Calling this a PSO is being too kind.</DIV> <DIV> </DIV> <DIV>What surprised me in the end was that the problem was really not related to the quality--or lack thereof--of the questionable piano in question.  It really could have happened on any piano, though this was my first sighting of this particular problem.</DIV> <DIV> </DIV> <DIV>Symptoms:  Key plays fine, then suddenly not.  Examination reveals excess lost motion--not between the jack and hammer butt, rather between the capstan and the wippen heel.</DIV> <DIV> </DIV> <DIV>What it wasn't:  </DIV> <DIV> </DIV> <DIV>tight center</DIV> <DIV>action parts rubbing together (my first suspect, and what I focused on for the first 20 minutes of my trip)</DIV> <DIV>Glue dropped on action  parts</DIV> <DIV>anything to do with the key itself</DIV> <DIV>sharp edges on the jack</DIV> <DIV>rough material on the butt</DIV> <DIV> </DIV> <DIV>As I said, it was a new one on me.  A simple, but unexpected problem.</DIV> <DIV> </DIV> <DIV>I'll post the answer tomorrow if there are no correct guesses.  </DIV> <DIV> </DIV> <DIV>Dave Stahl</DIV></BLOCKQUOTE></FONT></BODY></HTML>