<html><div>I understood the reasoning to be that their plates had a double flange (front and back); and that, along with the plate bushings, made it so.</div> <br> <div>At 12:24 AM 3/21/99 -0600, you wrote:</div> <div>></div> <div>>Yamaha's 'tolerance', as Jim diplomatically states,</div> <div>>reminds me of Samick's defence of non-mated pinblocks/flanges during my 7</div> <div>>year tenure with Samick Canada.</div> <div>></div> <div>>Factory engineers (apparently including the great Klaus Fenner) didn't</div> <div>>believe that this type of close fit was necessary.  If they had any</div> <div>>evidence or empirical data on which to base that belief, they certainly</div> <div>>didn't share it with us, their humble distributor.</div> <br> <div>>Stan Kroeker</div> <div>>Registered Piano Technician</div> > <br> <b>Vince<br> </b><i><<a href="mailto:vince@byu.edu" eudora="autourl">mailto:vince@byu.edu</a>><br> </i>Visit the web page for the Pacific Northwest Conference at: <br> <<a href="http://www.pnwpianoconf.com/" eudora="autourl">www.pnwpianoconf.com</a>> </html>