<HTML>In a message dated 8/19/2003 = 10:25:23 AM Pacific Daylight Time, cmpiano@comcast.net writes: <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT= : 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px">Subj: Re: Nitrocellulose lacquer won't dry properly on a= lid Date: 8/19/2003 10:25:23 AM Pacific Daylight Time From: <A HREF="mailto:cmpiano@comcast.net">cmpiano@comcast.net</A>= Reply-to: <A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A>= To: <A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> Sent from the Internet I have had the same problem with wood that had been stripped, but must have<= BR> had some residue of varnish deep in the grain.  The lacquer would not d= ry but be gummy and sticky.  I assume the varnish residue is poisoning the= lacquer. Steel wooling it and repeated spraying more lac finally did it.&nbs= p; A thin coat of shellac should seal it and allow the finish to dry.  I hav= en't tried it but I'm told that shellac is the finishers friend.  If the ori= ginal finish was shellac it shouldn't have been a problem.  Perhaps the lid h= ad been refinished with varnish at one time.  That would explain the other= parts being free of the problem. Finishing can bring out many weird problems. Carl Meyer Ptg assoc Santa Clara, Ca. </BLOCKQUOTE>    &nbs= p;             C= arl    It probably wasn't varnish residue but its wax left over from t= he stripper that floats to the top after the lacquer is sprayed on. A old fi= nisher showed me how to remedy this by wiping over the lac.with mineral spir= its any time this problem showed up and then respraying without further prob= lem.      Ca</HTML>