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<DIV><FONT face=Arial size=2>Instead of smearing the glue with =
soundboard steel,
put some hot hide glue in an elmers glue bottle and inject it through =
the holes
in the ribs. Insert the screws and tighten. </FONT></DIV>
<DIV><FONT face=Arial size=2>Keith R</FONT></DIV>
<BLOCKQUOTE
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=JCSwafford@aol.com
href="mailto:JCSwafford@aol.com">JCSwafford@aol.com</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A =
title=pianotech@ptg.org
href="mailto:pianotech@ptg.org">pianotech@ptg.org</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Thursday, September 05, =
2002 12:27
AM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> Re: Soundboard =
Failure</DIV>
<DIV><BR></DIV><FONT face=arial,helvetica><FONT lang=0 =
face=Arial size=2
FAMILY="SANSSERIF">In a message dated 9/4/02 11:27:23 PM Central =
Daylight
Time, <A href="mailto:jurjens@tpg.com.au">jurjens@tpg.com.au</A>
writes:<BR><BR><BR>
<BLOCKQUOTE
style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #0000ff 2px =
solid; MARGIN-RIGHT: 0px"
TYPE="CITE">Do i try to clamp this up to reglue? Has the soundboard =
warped
this<BR>much? Am i wasting my time? </BLOCKQUOTE><BR><BR>I've done =
many a job
on "cheap" pianos like this with complete success in a very short =
period of
time.<BR><BR>I'll tell what I do for what it's worth.<BR><BR>I'll just =
assume
that all the ribs are completely detached from the soundboard for a =
worse case
scenario.<BR><BR>I would use about 100 to 125 dry wall screws (these =
work the
best for me) that are just long enough to go through the rib and into =
the
soundboard, but not all the way through. Use a soundboard steel to =
stop the
drill bit from penetrating the board by sliding it under the rib =
beneath the
point where you are drilling through the rib for the screw. The =
diameter of
the bit should be ideally the same diameter as the screw. You will be =
drawing
the board into the ribs. Do not drill into the board at all - Dry wall =
screws
are small enough in diameter to bite firmly into soft spruce or =
mahogany
without splitting the wood, stripping in the wood or fatiguing the =
metal of
the screw. <BR><BR>You can drill about 100 holes one right after the =
other in
a very short period of time in factory style - maybe 10 minutes or so =
from
start to finish. Then use the soundboard steel to smear glue between =
the ribs
and board - you might blow all the bits of wood and debris away from =
piano
before doing this. Then insert all the screws by hand through the ribs =
to the
board. Then use a power drill with a Phillips attachment to screw them =
all in
one by one - you have to have a feel for how much pressure to apply to =
the
screw and know when to stop screwing (usually the screw will penetrate =
the rib
a little before it will strip in the board or break in two). This can =
be done
in another 10 minutes or so. </FONT></FONT></BLOCKQUOTE></BODY></HTML>