<!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 6.00.2800.1476" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>William asked: "<FONT face="Times New = Roman" size=3>Also tried varying the backcheck height, which showed no noticeable<BR>improvement with either higher or lower backchecks.  = Also tried changing the<BR>backcheck angle - again no improvement one way or = the other, hammers simply<BR>will not check on soft blows."<BR><BR>Lost in Wisconsin:<BR>William R. Monroe<BR>Madison, WI</FONT></FONT></DIV> <DIV><FONT face=Arial size=2><FONT face="Times New Roman" size=3></FONT></FONT> </DIV> <DIV><FONT face=Arial size=2><FONT face="Times New Roman" size=3>William,</FONT></FONT></DIV> <DIV><FONT face=Arial size=2><FONT face="Times New Roman" = size=3>If you've tried all of that, then it has to be something you didn't try.<G> Have = you checked to see if the keyframe is bedded properly? I've known that to = mess up checking.</FONT></FONT></DIV> <DIV><FONT face=Arial size=2><FONT face="Times New Roman" = size=3>Best Regards,</FONT></DIV> <DIV><BR></DIV></FONT> <DIV><FONT face=Arial size=2>Joe Garrett, R.P.T.<BR>Captain, Tool Police<BR>Squares R I</FONT></DIV></BODY></HTML>