<HEAD> <META content="MSHTML 6.00.2900.2802" name=GENERATOR></HEAD> <BODY> <DIV>Gary,</DIV> <DIV> </DIV> <DIV>Cosmetics matter when the customer is looking at the new action you're delivering, or wants to see what you've done to their piano.</DIV> <DIV> </DIV> <DIV>For heating shanks I've used an alcohol lamp, a butane lighter, a butane fire starter, and also the Weller heat gun and a small Ace hardware heat gun on low heat with a 5/8" nozzle attachment.</DIV> <DIV> </DIV> <DIV>Of all of these, the heat guns are the least likely to char or smudge the shanks.  They work well with the shank in a vertical orientation, so the shank can be stood upright on the rail. making it very unlikely that heat will strike any neighboring parts.</DIV> <DIV> </DIV> <DIV>(I'm refering here to heating shanks, not glue joints.)</DIV> <DIV> </DIV> <DIV>Ed Sutton<BR><BR><BR>-----Original Message----- <BR>From: Gary Mushlin <GARYM@PIANOSERVICE.BIZ><BR>Sent: Apr 3, 2006 12:41 AM <BR>To: College and University Technicians <CAUT@PTG.ORG><BR>Subject: Re: [CAUT] hammer burning experiment <BR><BR><ZZZHTML><ZZZBODY style="WORD-WRAP: break-word; khtml-nbsp-mode: space; khtml-line-break: after-white-space">List,</DIV> <DIV><BR class=khtml-block-placeholder> <DIV>My understanding is that the blackening on the shank is generally due to poor combustion of the fuel being used. This carbon deposit would appear even if another material like metal was being heated. <DIV><BR class=khtml-block-placeholder></DIV> <DIV>I've always understood that this carbon deposit was a cosmetic problem and shouldn't impede the function of the shank. On the other hand, actual burning of the wood would be harmful.</DIV> <DIV><BR class=khtml-block-placeholder></DIV> <DIV>Are there any comments concerning this?</DIV> <DIV><BR class=khtml-block-placeholder></DIV> <DIV>Thanks.</DIV> <DIV><BR class=khtml-block-placeholder></DIV> <DIV>Sincerely,</DIV> <DIV>Gary Mushlin, MME, RPT</DIV> <DIV><BR class=khtml-block-placeholder></DIV> <DIV><BR> <DIV> <DIV>On Apr 2, 2006, at 9:45 PM, Paul Chick ((Earthlink)) wrote:</DIV><BR class=Apple-interchange-newline> <BLOCKQUOTE type="cite"><SPAN class=Apple-style-span style="WORD-SPACING: 0px; FONT: 12px Helvetica; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; border-spacing: 0px 0px; khtml-text-decorations-in-effect: none; apple-text-size-adjust: auto; orphans: 2; widows: 2"> <DIV class=Section1> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><?XML:NAMESPACE PREFIX = O /><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"> </SPAN></O:P></SPAN></FONT></P> <DIV> <P class=MsoNormal><B style="FONT-WEIGHT: bold; FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><FONT face=Tahoma size=2><SPAN style="FONT-WEIGHT: bold; FONT-SIZE: 13px; FONT-FAMILY: Tahoma"><SPAN class=Apple-style-span style="FONT-WEIGHT: bold; FONT-SIZE: 13px; FONT-FAMILY: Tahoma">Subject:</SPAN></SPAN></FONT></B><FONT face=Tahoma size=2><SPAN style="FONT-SIZE: 13px; FONT-FAMILY: Tahoma"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; FONT-FAMILY: Tahoma"> Re: [CAUT] hammer burning experiment</SPAN></SPAN></FONT><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></P></DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"> </SPAN></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial">Jon,</SPAN><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"> </SPAN></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial">IMO alcohol seems to burn (blacken) the shank easier than butane. As long as the shank is held in the blue flame it won?t burn. Don?t you find this to be true?</SPAN><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"> </SPAN></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial">Jim</SPAN><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"> </SPAN></O:P></SPAN></FONT></P> <DIV> <DIV class=MsoNormal style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman; TEXT-ALIGN: center" align=center><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman; TEXT-ALIGN: center"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman; TEXT-ALIGN: center"></SPAN> <HR tabIndex=-1 align=center width="100%" SIZE=2> </SPAN></FONT></DIV> <P class=MsoNormal><B style="FONT-WEIGHT: bold; FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><FONT face=Tahoma size=2><SPAN style="FONT-WEIGHT: bold; FONT-SIZE: 13px; FONT-FAMILY: Tahoma"><SPAN class=Apple-style-span style="FONT-WEIGHT: bold; FONT-SIZE: 13px; FONT-FAMILY: Tahoma">Subject:</SPAN></SPAN></FONT></B><FONT face=Tahoma size=2><SPAN style="FONT-SIZE: 13px; FONT-FAMILY: Tahoma"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; FONT-FAMILY: Tahoma"> [CAUT] hammer burning experiment</SPAN></SPAN></FONT><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></P></DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"> </SPAN></O:P></SPAN></FONT></P> <DIV> <P class=MsoNormal><FONT face=Arial color=black size=1><SPAN style="FONT-SIZE: 10px; COLOR: black; FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 10px; FONT-FAMILY: Arial">>As I said, I heat the shank at the hammer. The question I have is,  where do</SPAN><BR style="FONT-SIZE: 10px; FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 10px; FONT-FAMILY: Arial">>you guys heat the shank? How far from the hammer?</SPAN></SPAN></FONT><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></P></DIV> <DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"> </SPAN></O:P></SPAN></FONT></P></DIV> <DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman">I heat with an alcohol lamp and wave the flame under the length of the shank</SPAN><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></SPAN></FONT></P></DIV> <DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman">while holding/rotating the hammer in the corrected direction until the shank</SPAN><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></SPAN></FONT></P></DIV> <DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman">heats up enough to feel it 'give'.  Hold the hammer for a few seconds longer</SPAN><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></SPAN></FONT></P></DIV> <DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman">with no flame to set.  I was instructed not to concentrate the heat on one spot.</SPAN><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></SPAN></FONT></P></DIV> <DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"> </SPAN></O:P></SPAN></FONT></P></DIV> <DIV> <P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"><SPAN class=Apple-style-span style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman">Jon Page</SPAN><O:P style="FONT-SIZE: 16px; FONT-FAMILY: Times New Roman"></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"> </SPAN></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial">?Where the flame is blue, there?s no residue.?  Steinway school.</SPAN><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"> </SPAN></O:P></SPAN></FONT></P> <P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"><SPAN class=Apple-style-span style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial">Paul C</SPAN><O:P style="FONT-SIZE: 13px; COLOR: rgb(0,0,128); FONT-FAMILY: Arial"></O:P></SPAN></FONT></P></DIV></DIV><BR class=Apple-interchange-newline></SPAN></BLOCKQUOTE></DIV><BR></DIV></DIV></DIV></ZZZBODY></ZZZHTML></BODY>