<!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 6.00.2800.1264" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>FYI:</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>I CA-treated the pinblock of an old = upright six months ago. Dozens of pins were so loose that = they immediately spun back on their own after raising the pitch. I tipped the piano = back and applied two bottles of thin CA (after spending 20 minutes trying to talk = the lady into dumping the piano). It was quite apparent that the pins had = been doped some years ago - plate was all stained at the tuning pins and the feel = of the few pins that had any torque was very spongy. The CA treatment seems to = work well a couple days later when I pitch-raised and tuned the = piano.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>I went back there last night to tune. = Three pins had let go. I gave them a tap or two and they then had a very solid = feel. All the other tuning pins had good to great torque and very good = feel.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>This piano had a full plate with no = tuning pin bushings.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Bottom line: CA worked great = on this previously doped block. Your results may vary.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Terry = Farrell</FONT></DIV></BODY></HTML>