<!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>List,</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>I have a customer with a Steinway M = Grand which has several notes in octave 3 that make a rattle or knocking noise when played.  There is a lot  of space around the damper wires at = the guide rail bushings.  The damper can be easily moved from side to side = and back and forth.  When the damper lever strikes the <FONT = color=#000000>upstop </FONT>rail the wire rattles and knocks against the guide rail bushing. = If I play the note with a little pressure with my finger on the damper wire = the noise stops.  I am looking for adjustment or repair ideas to solve this problem.</FONT></DIV> <DIV><FONT color=#000000 size=2>Do I need to raise the upstop rail, = adjust key dip or rebush the guide rail?</FONT> </DIV> <DIV><FONT color=#000000 size=2>Thanks,</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>Arthur Chickering</FONT></DIV> <DIV><FONT size=2>PTG Associate</FONT></DIV> <DIV><FONT size=2>Rockland,ME.</FONT></DIV></BODY></HTML>