<!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 6.00.2800.1276" name=GENERATOR></HEAD> <BODY> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Renner Germany give me the following recipes : to obtain low friction pinning = as for hammers (3 +-1g for grand, measured with a dynamometer) they say = use 5% denatured alcohol (without need to use a special one expressed) and 95 %water.</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>For pins that should be tighter as for dampers for verticals they say use 70 = % alcohol and 30 % water.</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>The gram conditions they give are :</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>verticals whippen /hammer 2-5 g - dampers 5-8g - jack 2 +-1g </FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Grand piano :</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Hammer 3 +-1g</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Whippen and damper  flange 2 g (seem very low to me)</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Jacks flange 3 g (1/2 +-)</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>rep lever 5 g +-2</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>articulations of damper system are 2-4 g for the 2 directions = system and 2 +-1 g for the standard system.</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>All those numbers are available on a sketch with the orientation of the = different flange cloth joints, I'll post them if someone can remind me the "files" = link (escapes me at this moment).</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>What have changed my way of working the pinning is that they say it is of the = utmost importance to keep the fiber oriented in the bushing, that is how they = instruct to do the job, with a smooth needle (burnished) to reorient the fiber = the same direction as it was when the  first pin was initially inserted.</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Seem to work well enough on stability and evenness of pinning jobs I have = conducted since.</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Best regards, hope that helps.</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2>Isaac</FONT></SPAN></DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV><SPAN class=365155720-28122003><FONT face=Arial color=#0000ff = size=2></FONT></SPAN> </DIV> <DIV> </DIV> <STYLE>  </STYLE> <TABLE cellSpacing=0 cellPadding=0 width=600 border=0> <TBODY> <TR> <TD> <TABLE height=80 cellSpacing=0 cellPadding=0 width=600 = align=right border=0> <TBODY> <TR> <TD class=tiny> <TABLE style="BORDER-RIGHT: #666666 1px solid; 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PADDING-BOTTOM: 4px" vAlign=bottom align=right> <TABLE cellSpacing=0 align=right border=0> <TBODY> <TR> <TD class=noro noWrap align=right>tel: = <BR>fax: <BR>mobile: </TD> <TD class=noro style="PADDING-LEFT: 4px" = noWrap align=right>033 01 47 18 06 98<BR>33 01 47 = 18 06 90<BR>033 06 60 42 58 77 = </TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE></TD></TR></TBODY></T= ABLE></TD> <TD></TD></TR></TBODY></TABLE></TD></TR> <TR> <TD class=tiny colSpan=2> <TABLE cellSpacing=0 cellPadding=0 width="100%"> <TBODY> <TR> <TD align=left><A class=brand = href="http://www.plaxo.com/signature" target=_blank><I>Powered by Plaxo</I></A></TD> <TD align=right><A class=brand = href="http://www.plaxo.com/signature" target=_blank><I>Want a signature like this?</I></A></TD></TR></TBODY></TABLE></TD></TR> <TR> <TD align=middle colSpan=2><A class=brand = href="https://www.plaxo.com/add_me?u=12885059450&v0=310641&= k0=119568798" target=_blank><I>Add me to your address book...</I></A></TD></TR></TBODY></TABLE> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #0000ff 2px = solid"> <DIV class=OutlookMessageHeader dir=ltr align=left><FONT = face=Tahoma size=2>-----Message d'origine-----<BR><B>De :</B> pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org]<B>De la = part de</B> Alpha88x@aol.com<BR><B>Envoyé :</B> dimanche 28 = décembre 2003 21:27<BR><B>À :</B> = pianotech@ptg.org<BR><B>Objet :</B> Alcohol types<BR><BR></FONT></DIV><FONT face=arial,helvetica><FONT lang=0 = face=Arial size=2 FAMILY="SANSSERIF" = PTSIZE="10">greetings,<BR><BR>      &nbsp= ;      Is wood alcohol ethyl alcohol? Is denatured alcohol ethyl or = isopropyl? Are both ethyl and isopropyl considered rubbing alcohol? (Slow action = center problem wondering about which type to mix with H2O.  I Have seen = PTG archives, but am still unclear on alcohol types)<BR><BR>Julia Gottchall,<BR>Reading, PA</FONT> </FONT></BLOCKQUOTE></BODY></HTML>