<font color='black' size='2' face='arial'> <div>Unless I'm looking at the picture wrong... one should screw the nut tight against the rod.</div> <div> </div> <div>It appears that turning the top (w/ a wrench) is essentially screwing that (whatever you'd call it) in or out of the rod... changing the length of the overall assembly, to set the correct pedal regulation.</div> <div> </div> <div>And in order to keep that overall assembly from changing length w/ time & usage, that nut needs to be tightened DOWN against the main rod (into which the screw adjuster goes).</div> <div> </div> <div>At least from what I think I see in the pic!!!...   Bill Fritz, St Louis</div> <div> </div> <div> <TABLE> <TBODY> <TR vAlign=top> <TD style="PADDING-BOTTOM: 1px; PADDING-LEFT: 9px; PADDING-RIGHT: 10px; FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000; PADDING-TOP: 1px" noWrap>From:</TD> <TD style="FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000">lim hock seng <limhseng@gmail.com></TD></TR> <TR vAlign=top> <TD style="PADDING-BOTTOM: 1px; PADDING-LEFT: 9px; PADDING-RIGHT: 10px; FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000; PADDING-TOP: 1px">To:</TD> <TD style="FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000">pianotech@ptg.org</TD></TR> <TR vAlign=top> <TD style="PADDING-BOTTOM: 1px; PADDING-LEFT: 9px; PADDING-RIGHT: 10px; FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000; PADDING-TOP: 1px">Subject:</TD> <TD style="FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000">[pianotech] Kawai grand pedal lock nuts</TD></TR> <TR vAlign=top> <TD style="PADDING-BOTTOM: 1px; PADDING-LEFT: 9px; PADDING-RIGHT: 10px; FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000; PADDING-TOP: 1px">Date:</TD> <TD style="FONT: 11px arial; BACKGROUND: #f9f9f9; COLOR: #000000">Tue, 17 Apr 2012 21:10:30 +0800</TD></TR></TBODY></TABLE></div> <div id=AOLMsgPart_16_372e1ed3-f748-4b14-a360-5de3122a2c4c> <div>Usually I locked the 2 nuts together but I have seen the lower nut tightened to the rod. Which is correct?</div> </div> </font>