<!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 6.00.2800.1479" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY style="FONT-SIZE: 12pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: = #ffffff" bgColor=#ffffff> <DIV><FONT size=2>Here in dry, high altitude Joburg I have a S&S = upright I'm currently sorting out with GLWS</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>Brian</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=terry@farrellpiano.com = href="mailto:terry@farrellpiano.com">Terry</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> 14 January, 2005 2:39 = PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: Growing Lead = weights</DIV> <DIV><BR></DIV> <DIV><FONT size=2>Arthur,</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>The conventional wisdom is that impurities in the = lead cause a reaction that results in the corrosion observed. I suppose a similar = phenomena to the YC growing action bracket thing. There is tons of = stuff in the pianotech list archives on this subject. The conventional wisdom = goes further to suggest that grinding the existing lead down is commonly a temporary solution.</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>I run into GLWS every now and then over here in = the Tampa area also, but I suspect it is no more common in Florida than anywhere = else. Check the archives - you can read all about it until your eyes glaze over.</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>Terry Farrell</FONT></DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV><FONT face="Comic Sans MS">OK List,</FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">Been encountering growing lead = balance weights in keys down here in sunny Florida.  Recently = contracted to work on a Baldwin concert grand that was kept in un air conditioned = room for years.  Place didn't know the piano existed.  Keyboard is = mostly frozen from "Growing Lead Weights Syndrome" = (GLWS). </FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">I have encountered other pianos = down here with the same GLWS and sanded them smooth, tightened them if they = were loose and gone on with life.  What causes this?  </FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">Arthur Marino</FONT></DIV></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>