<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi, Wim!<div>APSCO  used to sell those Shift Springs in 3 different strenghs ,3 different gages of metal..</div><div>To make spring stronger:Just install Cardboard Front Rail Punching between the Spring and the Rim and it works..</div><div>Bending the spring weakens the Screw holes..</div><div>Just saw today Shimmed Shift spring on Yamaha C5.</div><div>spring becomes more effective when it is POLISHED and all of them need it.</div><div>3M light Deburring Wheel in shop or 0000 Steel Wool in the field does the trick.</div><div>Hope,it helps..</div><div>Isaac<br><div><div>On Aug 17, 2012, at 12:50 AM, <a href="mailto:tnrwim@aol.com">tnrwim@aol.com</a> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><font color="black" size="2" face="Arial, Helvetica, sans-serif"> <div>Thanks for the advice on the tool. What I'm still looking for is someone who has experience jumping on the spring. Or is it better not to do that. </div> <div> </div> <div>Wim </div> <div></div> <div style="clear: both;"> <div> </div> </div> <div></div> <div></div> <div style="color: black; font-family: arial,helvetica; font-size: 10pt;">-----Original Message-----<br> From: Ryan Sowers <<a href="mailto:tunerryan@gmail.com">tunerryan@gmail.com</a>><br> To: pianotech <<a href="mailto:pianotech@ptg.org">pianotech@ptg.org</a>><br> Sent: Thu, Aug 16, 2012 6:58 pm<br> Subject: Re: [pianotech] return spring<br> <br> <div id="AOLMsgPart_1_789c3da9-1e5f-4b44-af9f-9968ef26dce6"> This past year I broke one of those springs in an old Steinway trying to weaken it with just my hands (I guess I don't know my own strength!<G>) The good news was there was still enough of the spring's screw holes left where I could attach half the spring to the piano and it worked just right! Since then I bought a couple of replacements and will put one in next time I see the piano. <div> <br> </div> <div>Here's is a couple of pictures that Kent Webb from Steinway sent me of the factory tool for this purpose. I put the pictures up on my website:</div> <div><a href="http://pianova.net/media2/shiftspringtool.jpg" target="_blank">http://pianova.net/media2/shiftspringtool.jpg</a> </div> <div><a href="http://pianova.net/media2/shiftspringtooldetail.jpg" target="_blank">http://pianova.net/media2/shiftspringtooldetail.jpg</a> </div> <div><br> </div> <div>Ryan Sowers<br> <br> <div class="gmail_quote">On Thu, Aug 16, 2012 at 5:00 AM, Tom Driscoll <span dir="ltr"><<a href="mailto:tomtuner@verizon.net">tomtuner@verizon.net</a>></span> wrote:<br> <blockquote style="margin: 0px 0px 0px 0.8ex; padding-left: 1ex; border-left-color: rgb(204, 204, 204); border-left-width: 1px; border-left-style: solid;" class="gmail_quote"><u></u> <div bgcolor="#ffffff"> <div><font face="Arial">Wim,</font></div> <div><font face="Arial">     I weakened a S and S return spring on a newish model B with a very sophisticated tool.</font></div> <div><font face="Arial">  Placing the spring on a piece of scrap wood on the clients garage floor I whacked it flatter with a big ass hammer. </font></div> <div><font face="Arial">   Two whacks ---  eight years ago and all is still well.</font></div> <span class="HOEnZb"><font color="#888888"> <div><font face="Arial"> Tom Driscoll</font> </div> </font></span> <div> <div class="h5"> <blockquote style="padding-right: 0px; padding-left: 5px; margin-right: 0px; margin-left: 5px; border-left-color: rgb(0, 0, 0); border-left-width: 2px; border-left-style: solid;" dir="ltr"> <div style="font: 10pt/normal arial; font-size-adjust: none; font-stretch: normal;">----- Original Message ----- </div> <div style="background: rgb(228, 228, 228); font: 10pt/normal arial; font-size-adjust: none; font-stretch: normal;"><b>From:</b> <a title="tnrwim@aol.com" href="mailto:tnrwim@aol.com">tnrwim@aol.com</a> </div> <div style="font: 10pt/normal arial; font-size-adjust: none; font-stretch: normal;"><b>To:</b> <a title="pianotech@ptg.org" href="mailto:pianotech@ptg.org">pianotech@ptg.org</a> </div> <div style="font: 10pt/normal arial; font-size-adjust: none; font-stretch: normal;"><b>Sent:</b> Thursday, August 16, 2012 3:55 AM</div> <div style="font: 10pt/normal arial; font-size-adjust: none; font-stretch: normal;"><b>Subject:</b> [pianotech] return spring</div> <div><br> </div> <font color="black" face="Arial, Helvetica, sans-serif"> <div><font style="background-color: transparent;" face="Arial, Helvetica, sans-serif">I think I saw a tool that can reduce the tension of an action return spring. I don't remember what it looks like, but it bends the steel. </font></div> <div><font style="background-color: transparent;" face="Arial, Helvetica, sans-serif"></font> </div> <div><font style="background-color: transparent;" face="Arial, Helvetica, sans-serif">I wonder if anyone has ever tried to stand on the spring to do the same thing?  Either stand on each end of the spring, or turn it around and stand in the middle. </font></div> <div> </div> <div>Hey, I weigh 240 pounds. Isn't that enough to bend the spring?</div> <div> </div> <div>Wim</div> <div></div> <div style="clear: both;"> <div> </div> </div> </font></blockquote></div> </div> </div> </blockquote></div> <br> <br clear="all"> <div><br> </div> -- <br> Ryan Sowers, RPT<br> Puget Sound Chapter<br> Olympia, WA<br> <a href="http://www.pianova.net" target="_blank">www.pianova.net</a><br> </div> </div>  </div> </font></blockquote></div><br></div></body></html>