<!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 5.50.4913.1100" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>    Gee, Bill, it's = really hard to give you all the answers to a lifetime of piano work in one night, but = what the heck.....</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>    Yes, there are other = things that should be done first, but only if you're serious about doing a complete regulation. </FONT></DIV> <DIV><FONT face=Arial size=2>    If the main = complaint is "cheating jacks" as you describe them, then by all means get them back = under the knuckles. Of course, that's going to be hard to do if the jacks are too = high in the repetition window,,,,,,,,,,,,,, and then, If the keybed isn't bedded = correctly, it could change that adjustment,,,,,,,,,,,,,,,  But if = the main complaint is cheating jacks and they're too far forward, and that's all = you've been called upon to fix; then go ahead and adjust them. I personally = think that this is one of the more important adjustments in an action regulation, = but I personally never do it without making sure that the jacks are below the = windows (five minutes) applying teflon powder (three minutes) and adjusting the = spring tension (fifteen minutes), but after you change the relationship of the = jacks to the knuckles, it will change the let-off,,,,,,,,,,,sheesh! Pretty soon, = you've got a basic regulation going there buddy!</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=pianowrmonroe@hotmail.com href="mailto:pianowrmonroe@hotmail.com">William R. Monroe</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Friday, March 01, 2002 = 6:58 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Regulating Grand = Jacks</DIV> <DIV><BR></DIV> <DIV><FONT face="Book Antiqua">List,</FONT></DIV> <DIV><FONT face="Book Antiqua"></FONT> </DIV> <DIV><FONT face="Book Antiqua">Also on this 1973 Kimball Grand, I = have the problem of jacks being out of alignment with the hammer knuckles (I think).  When played hard, the hammers loose so much power that = they do not even reach the strings.  When played softly, they seem fine = and the repetition is fine as well.  Assuming that the jacks are not = aligned with the knuckles once I pull out the action and look, is there any reason = not to regulate the back edge of the jacks to the back edge of the wood core = of the knuckles without first doing any other part of the regulation sequence?</FONT></DIV> <DIV><FONT face="Book Antiqua"></FONT> </DIV> <DIV> </DIV> <DIV><FONT face="Book Antiqua">William R. Monroe<BR>PTG = Associate<BR>Salt Lake City, UT</FONT></DIV></BLOCKQUOTE></BODY></HTML>