<!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 6.00.2900.2722" name=GENERATOR></HEAD> <BODY id=role_body style="FONT-SIZE: 10pt; COLOR: #000000; FONT-FAMILY: = Arial" bottomMargin=7 leftMargin=7 topMargin=7 rightMargin=7><FONT id=rol= e_document face=Arial color=#000000 size=2> <DIV> <DIV>Matthew,</DIV> <DIV> </DIV> <DIV>Just a hunch....</DIV> <DIV> </DIV> <DIV>I work on a Samick SG 150.  I'd be willing to bet that your Shafer= is a Samick-made product.  But if yours is a 1968, it predates m= ine by 30 years.</DIV> <DIV> </DIV> <DIV>I ran into a similar problem.  Make sure you look closel= y at where the problem lies.  I  found that a good many wippen, jack, repetition, and hammer centers were essentially seized up  .  A co= uple of underlever flanges were sluggish, too.  I have probably replaced 1/3= -1/2 the center pins in the piano in the last 3 appointments.</DIV> <DIV> </DIV> <DIV>When you start removing center pins, you may discover that there i= s dark, sort of gooey stuff on them.  If that is the case, I believe it is graphite from graphite impregnated flange bushing cloth.  (My fear is that I will go back one time and find that the repl= aced pins will start seizing, too).  </DIV> <DIV> </DIV> <DIV>The piano that I work on suffers from sitting in a picture window and getting extreme doses of sunlight in the winter months.  I am not certa= in that heat exacerbates the condition, but it seems to get worse when the= sun hits piano squarely.</DIV> <DIV> </DIV> <DIV>Be patient, work slowly until you get the hang of it.  I find it a= nice break from tuning--for the first couple of hours, at least!  </DIV= > <DIV> </DIV> <DIV>I have had more than one 4 hour session in the customer's home.  I= t saves you drive time if you can do it there.  Having a stand or platfor= m of some kind for the action is essential.  </DIV> <DIV> </DIV> <DIV>Good luck!</DIV> <DIV> </DIV> <DIV>Dave Stahl</DIV> <DIV> </DIV> <DIV>In a message dated 9/13/2005 7:38:04 PM Pacific Standard Time, toddpianoworks@yahoo.com writes:</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue 2px solid"><= FONT style="BACKGROUND-COLOR: transparent" face=Arial color=#000000 size= =2> <DIV>Some of the worst hammers there don't swing at all.  About six o= f them are that bad, and others have between one to two.  There are som= e others that "seem" to be fine.  I say "seem" because I tested their p= iano by playing it first, finding the really bad ones, then taking the action o= ut and really examining them to pinpoint the problem.</DIV> <DIV> </DIV> <DIV>Matthew<BR><B><I>"William R. Monroe" <pianotech@a440piano.net></I></B> wrote:</DIV> <BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px sol= id">Hi Matthew,<BR><BR>You wrote: "Could this just be related to swelling?"<BR><BR>Only you can tell us. Is it humid there now? Does it g= et dry in the<BR>winter, and then, are the hammer centers more free? You'll= need to do some<BR>analyzing yourself and determine what is your best solution. If the hammers<BR>are really seized up (less than a couple swings), I'd be comfortable saying<BR>that it's not just humidity, and o= pt for repinning. Of course, if the<BR>bushings are all full of nastys, may= be needs new bushings?<BR><BR>Once you've determined the cause of the probl= em, then determine the solution<BR>that works for you and your client.<BR><BR>Respectfully,<BR>William R. Monroe<BR><BR><BR><BR>----- Original Message ----- <BR>From: "Matthew Todd" <TODDPIANOWORKS@YAHOO.COM><BR>To: "Pianotech" <PIANOTECH@PTG.ORG><BR>Sen= t: Tuesday, September 13, 2005 6:20 PM<BR>Subject: Re: Repinning! ....Can I= pullease get more responses?<BR><BR><BR>> I believe I will take the action home with me. These are hammer centers.<BR>The hammers are very t= ight to move! Could this just be related to swelling?<BR>><BR>> This is= not a Steinway. I don't believe I have the Mannino, but I do have<BR>a set I= ordered from Schaff, and a good center pin punch.<BR>><BR>> Matthew<BR>><BR>> J Patrick Draine <DRAINE@COMCAST.NET>wrote:<BR>&= gt; Matthew,<BR>> If you are already skilled & speedy at repinning ac= tion parts, go for<BR>> it. But it sounds like you aren't so ... bring the= action to your<BR>> shop. It will probably take you more than 4 hours= (are these hammer<BR>> centers? jack centers? damper lever centers??).<BR>> Why are you repinning? Parts frozen up? Are treatmen= t with Protec<BR>> CPL, or sizing the bushings with an alcohol/water solution, viable<BR>> alternative solutions?<BR>> Is this a Steinw= ay?? If so, it's likely you're dealing with<BR>! > verdigris, and repinnin= g is seldom the correct remedy (parts<BR>> replacement is best).<BR>> G= ive us more details and we'll be able to give more precise advice.<BR>> D= o you have appropriate tools? The Mannino broaches, a quality center<BR>&g= t; pin punch, etc?<BR>> Patrick Draine<BR>><BR>> On Sep 13, 2005, = at 5:43 PM, Matthew Todd wrote:<BR>><BR>> > I will be undergoing a= repinning project on a client's grand. The<BR>> > "G" Piano Works guide says it takes 4 hours. Is it appropiate to<BR>> > do this project in the client's home, or do I need to take the<BR>> > acti= on with me and do it in the shop? If I take the action with<BR>> > me= , that brings up another question. If it's raining, how do you<BR>> &gt= ; all prepare and protect the grand action??<BR>> _______________________________________________<BR>> pianotech list i= nfo: https://www.moypiano.com/resources/#archives<BR>><BR>><BR>> ---------------------------------<BR>> Yahoo! for Good<BR>> Click = here to donate to the Hurricane Katrina relief effort.<BR><BR><BR>_______________________________________________<BR>pi= anotech list info: https://www.moypiano.com/resources/#archives<BR></BLOCKQUOTE= > <P> <HR SIZE=1> Yahoo! for Good<BR></FONT></BLOCKQUOTE></DIV> <DIV></DIV> <DIV> </DIV></FONT></BODY></HTML>