<HTML>In a message dated 3/29/0= 3 1:17:40 AM Pacific Standard Time, dnereson@dim.com writes: <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-= LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px"> <<What were they thi= nking:  that the let-off would be set for life?>>    Yes, that's exactly what they were thinking.  It= 's amazing how many things in pianos are designed with the underlying though= t that "Our pianos are perfect; nobody'll ever need to adjust this or get a = tool in here ."    If the props for the jack stop rail turn easily, I wo= uld turn it in far enough to be able to regulate let-off.  If that prev= ents the jacks from coming far enough away from the butts, then try bending = the rail up.  Do you have the type of eye-screw regulator that lets you= turn the screws at an angle?  Or are they the spade type?    It'd be a big hassle, but you could remove the jack s= top rail, regulate let-off, then put it back.   </BLOCKQUOTE> David, Thanks for the reply.  Yes, the [piano has the spade screw supports= for adjusting the jack-stop rail.  They seem a bit insecure, and are b= ent, so that when I turn them, they turn in an eliptical fashion.  I th= ink I'll see if I can straighten them, then adjust the rail inward.  Ta= king it off would work, but that would be a major hassle.  Bending it t= he supports would work, too, which is what I think they did at the factory w= hen they regulated it.  That's probably why they make a funny rotation = when they turn....:-{ Dave Stahl </HTML>