<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; = charset=iso-8859-1"> <META content="MSHTML 5.00.2314.1000" name=GENERATOR></HEAD> <BODY bgColor=#ffffff> <DIV> </DIV> <DIV><FONT face=Arial><SPAN class=310023900-29072000>Hi, List. </SPAN></FONT></DIV> <DIV><FONT face=Arial><SPAN = class=310023900-29072000></SPAN></FONT> </DIV> <DIV><FONT face=Arial><SPAN class=310023900-29072000>I have just = finished inspecting the action of an old Hallet & Davis baby grand. (The = serial number seems to have been long ago obliterated but I'm guessing it's = about 60-70 years old.)  The piano was just "rebuilt" but the "rebuilder" = didn't bother to regulate the action. This action isn't a little out, it's grossly = out! Perhaps the reason it wasn't regulated is that most of the regulating = screws are binding so badly I think they would break, or worse - strip the holes = if they were turned any large amount. </SPAN></FONT></DIV> <DIV><FONT face=Arial><SPAN = class=310023900-29072000></SPAN></FONT> </DIV> <DIV><FONT face=Arial><SPAN class=310023900-29072000>I will shortly = be attempting to regulate this action. </SPAN></FONT><FONT = face=Arial><SPAN class=310023900-29072000>I'm looking for any experiences out there = with techniques to free up  binding regulating screws. It has been = suggested that I try pin-point applications of Proteck's Prolube liquid, which I = will. But I would like to have more than one card up my sleeve before I start this = job. Can anyone suggest other approaches?  I thought of  Liquid = Wrench, but would it harm the action?</SPAN></FONT></DIV> <DIV><FONT face=Arial><SPAN class=310023900-29072000>Thanks, </SPAN></FONT></DIV> <DIV><FONT face=Arial><SPAN = class=310023900-29072000></SPAN></FONT> </DIV> <DIV><FONT face=Arial><SPAN class=310023900-29072000> <DIV><FONT size=3>Arnie</FONT></DIV> <DIV><STRONG>Arnold D. Moss</STRONG></DIV> <DIV><STRONG>Associate Member, PTG</STRONG></DIV> <DIV> </DIV> <DIV> </DIV> <DIV><A href="mailto:arniex@earthlink.net">arniex@earthlink.net</A></DIV></SPAN= ></FONT></DIV></BODY></HTML>