<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content="text/html; charset=iso-8859-1" = http-equiv=Content-Type> <META content="MSHTML 5.00.2614.3500" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV> </DIV> <BLOCKQUOTE style="BORDER-LEFT: #000000 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: = 0px; PADDING-LEFT: 5px; PADDING-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A href="mailto:skolnik@attglobal.net" = title=skolnik@attglobal.net>David Skolnik</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = href="mailto:pianotech@ptg.org" title=pianotech@ptg.org>pianotech@ptg.org</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Friday, March 08, 2002 = 11:28 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Twist and Shout - = Follow up ?</DIV> <DIV><BR></DIV>Hi Zen-<BR>So what did you do?<BR><BR>David Skolnik<BR><BR><BR><BR><BR><BR>At 12:34 PM 02/13/2002 -0500, you = wrote:<BR> <BLOCKQUOTE class=cite cite type="cite"> <DIV><FONT face=arial size=2>Hear the notes change pitch while = the tuning pins <B>twist</B>!</FONT><BR> <BR><FONT face=arial = size=2>Hear the technician <B>shout</B> endless streams of obscenities!</FONT><BR> <BR><FONT face=arial size=2>(And = it's all happening at a church near you!)</FONT><BR> <BR><FONT = face=arial size=2>Hi Everyone --</FONT><BR> <BR><FONT face=arial = size=2>Yesterday was one of those days.  I was called in by a church to try to = tune a piano that was notorious for not staying in tune.  What I found = was all of the tuning pins standing so high in the pinblock that the bottoms = of the coils were 10mm from the surface of the plate.  You read right = -- 10mm, or 3/10 of an inch.  (Yes, I shot pictures of this, but I still = have to get the film developed.  No, I didn't swear out loud, but it = wouldn't surprise me if others before me had.)</FONT><BR> <BR><FONT = face=arial size=2>Pin torque was all over the map.  Some pins turned = smoothly and didn't pose serious problems in being set.  Others were = murderously tight.  Only one was bordering on loose.  What I'm = wondering is, will pounding these pins to a proper height help bring about some = sort of uniformity of torque or will it make the tight ones tighter still?</FONT><BR> <BR><FONT face=arial size=2>Concerning = the tight pins -- does anyone know of any cute tricks for slightly easing that tightness?  I'm going to work on getting authorization to do = the pin-pounding job, and I'd like to be able to leave some semblence of = consistency of pin torque when I'm done.</FONT><BR> <BR><FONT face=arial size=2>Any insights would be greatly = appreciated.  Thank you.</FONT><BR><FONT face=arial size=2>Z! Reinhardt  = RPT<BR>Ann Arbor  MI<BR><A = href="mailto:diskladame@provide.net">diskladame@provide.net</A></FONT><= /DIV> <DIV> </DIV> <DIV><FONT face=Arial size=2>    I'd bet that = driving them in would make them tighter still.  The loose one you can of course = replace with larger.  If the murderously tight ones are just a few, I = suppose you could take them out, ream the hole, and put them back in.  = But if it's a lot of 'em, -- I'm not sure what I'd do, short of = removing them all, reaming and re-pinning.  Any type of lube might make them = too loose or ruin the pinblock, but I guess you could experiment with = one pin.</FONT></DIV> <DIV><FONT face=Arial size=2>    I'm sure = everyone has run into "frozen" regulating screws that break off.  I asked how to = remedy this once, and someone suggested heating them, which I tried, first = with a soldering iron, then a small torch -- didn't have much, if any = effect.  I had to just replace all the ones that broke.  But has anyone = tried to heat a tight tuning pin to make it expand, hopefully enlarging the hole?  Are tuning pins tempered?   (I realize I = brought up more questions than answers).   --David Nereson, RPT, Denver</FONT></DIV></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>