<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:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40"> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"> <meta name=Generator content="Microsoft Word 11 (filtered medium)">  <title>Light fixtures</title> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="City"/> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="place"/>  <style>  </style>  </head> <body bgcolor=white lang=EN-US link=blue vlink=purple> <div class=Section1> Close!<o:p></o:p> <o:p> </o:p> dp<o:p></o:p> <o:p> </o:p> <div> David M. Porritt<o:p></o:p> <a href="mailto:dporritt@smu.edu">dporritt@smu.edu</a><o:p></o:p> </div> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center tabindex=-1> </div> From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On Behalf Of Amy Zilk Sent: Friday, June 23, 2006 1:56 PM To: Pianotech List Subject: Re: twisting front rail key pins<o:p></o:p> </div> <o:p> </o:p> Thanks!  That tells me what my problem was with the offset key spacer (# 464).  That's pretty close to the the same tip, right? Amy Porritt, David wrote: <o:p></o:p> <u1:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="City"><u1:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="place"></u1:SmartTagType></u1:SmartTagType>Schaff Catalog page 40, Tool # 82 Capstan and key pin regulator.  Do grab the pin below the stack of punchings though, so you won’t nick the pin.<u1:p></u1:p><o:p></o:p> <u1:p> </u1:p><o:p></o:p> dp<u1:p></u1:p><o:p></o:p> <u1:p> </u1:p><o:p></o:p> <div> David M. Porritt<u1:p></u1:p><o:p></o:p> <a href="mailto:dporritt@smu.edu">dporritt@smu.edu</a><u1:p></u1:p><o:p></o:p> </div> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center tabindex=-1> </div> From: <a href="mailto:pianotech-bounces@ptg.org">pianotech-bounces@ptg.org</a> [<a href="mailto:pianotech-bounces@ptg.org">mailto:pianotech-bounces@ptg.org</a>] On Behalf Of Amy Zilk Sent: Thursday, June 22, 2006 11:05 AM To: Pianotech List Subject: Re: twisting front rail key pins<o:p></o:p> </div> <u1:p></u1:p> <u1:p> </u1:p><o:p></o:p> How do you untwist them?  I just rebushed a set of keys and some of the pins had been twisted.  I wasn't able to untwist any of them.  I didn't have any tools that didn't slip.  Do you know of any tools that work for this?  For that matter, what tool did you use to twist them?  Thanks in advance, az<u1:p></u1:p><o:p></o:p> <div> <img border=0 width=32 height=32 id="_x0000_i1025" src="file:///C:%5CDocuments%20and%20Settings%5Cazilk%5CMy%20Documents%5CPiano%20Tech%5CAZP-email-sig.gif" moz-do-not-send=true><o:p></o:p> </div> <u1:p></u1:p> Porritt, David wrote: <u1:p></u1:p><o:p></o:p> <u4:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="City"><u4:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="place"></u4:SmartTagType></u4:SmartTagType>You’re not missing anything.  That’s the reason the front rail pins are oblong and now round.  Replacing the bushings is a better solution but in a pinch I’ve turned quite a few!<u4:p></u4:p><u1:p></u1:p><o:p></o:p> <u4:p> </u4:p><u1:p></u1:p><o:p></o:p> dp<u4:p></u4:p><u1:p></u1:p><o:p></o:p> <u4:p> </u4:p><u1:p></u1:p><o:p></o:p> <div> David M. Porritt<u4:p></u4:p><u1:p></u1:p><o:p></o:p> <a href="mailto:dporritt@smu.edu">dporritt@smu.edu</a><u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center tabindex=-1> </div> From: <a href="mailto:pianotech-bounces@ptg.org">pianotech-bounces@ptg.org</a> [<a href="mailto:pianotech-bounces@ptg.org">mailto:pianotech-bounces@ptg.org</a>] On Behalf Of Tom Sivak Sent: Thursday, June 22, 2006 10:31 AM To: pianotech Subject: twisting front rail key pins<u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <u4:p> </u4:p><u1:p></u1:p><o:p></o:p> <div> List<u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div>   I've always been told, "Don't twist the front key pins to eliminate side motion on keys that have the key bushings worn out."  And I've always accepted that.<u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div>  <u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div> Last week I was at a composer/friend's house.  He has a 1930s Kimball grand, really worn out.  I did a full regulation on the piano, and he didn't want to pay for new key bushings, so I twisted them, and the difference is wonderful.  No side play on the keys, feels like a million bucks.<u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div>  <u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div> Now I understand it would be unethical to do that to a piano and then sell it, hiding a problem, but what's wrong with improving the play of a piano by doing the same?  Sure, it may accelerate wear on the bushings, but the bushings are worn out now!  They need replacing already.  All this does is extend the deadline and make the piano play much better until D Day comes.<u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div>  <u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div> Am I missing something?  What's the down side to this? Tom Sivak<u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> <div> <st1:City u2:st="on"><st1:place u2:st="on"><st1:City u5:st="on"><st1:place u5:st="on"><st1:City w:st="on"><st1:place w:st="on">Chicago</st1:place></st1:City></st1:place></st1:City></st1:place></st1:City><u4:p></u4:p><u1:p></u1:p><o:p></o:p> </div> </div> </body> </html>