<!DOCTYPE HTML PUBLIC "-//W3C//DTD W3 HTML//EN"> <HTML> <HEAD> <META content=text/html;charset=iso-8859-1 = http-equiv=Content-Type> <META content='"MSHTML 4.71.1712.3"' name=GENERATOR> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT color=#000000 size=2>I recently replaced the = hammerbutts,shanks and hammers on a Mason & Hamlin screwstringer upright.  Now the = piano has two problems.  The extra flat spring on the back of the jack is = hanging up on the back catch felt and the hammerbutt springs are too weak and the = hammers are too slow on the return.I am planning on replacing the hammerbutt = springs and was wondering if there were any tricks to replacing these springs with = the dampers and hammers on the action.   </FONT></DIV> <DIV><FONT color=#000000 size=2>I read in the archives that the flat = spring on the jack hanging up on the catcher felt could be a problem but no = solutions were given.  The customer is not happy with the way the piano plays and = wants me to fix it.  Any help the list could give me in solving these two = problems would be graetly appreciated.</FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT size=2>Thanks,</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>Arthur</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>7</FONT></DIV></BODY></HTML>