<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> <html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style></style></head><body lang=EN-US link="#000000" vlink="#000000"><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>David,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>After being lubricated over time, it is not likely that Alcohol and Water will do much. The tightness could be caused by things other than simply tight bushing cloth (burrs on pins, distorted old hammer flanges, etc.), plus the lubricants tend to reduce the ability of the water to do anything – the cloth doesn’t swell then shrink like it should.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>It’s best to apply it with a dropper to the individual bushings. Rubbing alcohol is a good mix, and if you watch closely with good lighting you will see if the water is penetrating the bushings – it should wick right into the cloth. If not, then it’s not likely to do any good.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>If you might have to take the flanges off the rail, why, then you are already done with ½ of the repinning job. Just ream and repin and be done with it.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Do watch for flanges that squeeze and distort when tightening the screws. This is pretty common with old wood flanges. If the fit is tight when it is in on the rail, but becomes free when you unscrew it, that is very likely the source of the problem. So new flanges would be the answer, and this would also eliminate the oily bushings from the piano while you are at it.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Don Mannino<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal style='mso-margin-top-alt:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>-----Original Message-----<br>From: David Weiss <<a href="mailto:davidweiss@embarqmail.com"><span style='color:windowtext'>davidweiss@embarqmail.com</span></a>><br>To: pianotech <<a href="mailto:pianotech@ptg.org"><span style='color:windowtext'>pianotech@ptg.org</span></a>><br>Sent: Sat, Mar 10, 2012 1:17 am<br>Subject: [pianotech] shrinking with H20 & alcohol-revisited<o:p></o:p></span></p><div id="AOLMsgPart_1_9aa01727-b977-4483-818b-6c9cca436b5f"><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'>I have an old upright with perennial tight action centers.  Protek provides only  temporary relief so I want to try using H2O with alcohol. </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'>Can I apply the alcohol to the hammer flanges without removing them from the rail?  My concern is that the water/alcohol mixture will run over into onto the hammer butt or spring punching and loosen the glue.</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'>Thanks,</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:black'>David Weiss</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><div><p class=MsoNormal style='margin-left:.5in'><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>From:</span></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> <a href="mailto:pianotech-bounces@ptg.org"><u><span style='color:blue'>pianotech-bounces@ptg.org</span></u></a> [<a href="mailto:pianotech-bounces@ptg.org?"><u><span style='color:blue'>mailto:pianotech-bounces@ptg.org</span></u></a>] <b>On Behalf Of </b>Tom Driscoll<br><b>Sent:</b> Friday, November 25, 2011 10:13 AM<br><b>To:</b> <a href="mailto:pianotech@ptg.org"><u><span style='color:blue'>pianotech@ptg.org</span></u></a><br><b>Subject:</b> Re: [pianotech] piano behavior - shrinking with H20 & alcohol<o:p></o:p></span></p></div></div></div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></div><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Rick,<o:p></o:p></span></p></div></div><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> I use denatured alc mixed 50 -50 with water.<o:p></o:p></span></p></div></div><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> Tom D.<o:p></o:p></span></p></div></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><div><p class=MsoNormal style='margin-left:.5in'><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Subject:</span></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> Re: [pianotech] piano behavior - shrinking with H20 & alcohol<o:p></o:p></span></p></div></div><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></div></div><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>What is the ratio of water to alcohol ?<br><br>Rick Ucci <o:p></o:p></span></p></div><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://uccipiano.com/" target="_blank"><u><span style='color:blue'>Uccipiano.com</span></u></a><o:p></o:p></span></p></div></div></div><div><div><p class=MsoNormal style='margin-left:.5in'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><br> <o:p></o:p></span></p></div></div></blockquote></div></div></div></div></body></html>