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<DIV>Jay,</DIV>
<DIV>Re-check the damper lift to key timing It's probably a little early =
in the
key stroke. How close is the checking right now? I'll bet the regulation =
is not
correct. </DIV>
<DIV> </DIV>
<DIV><FONT size=2>Joseph Alkana RPT<BR><A
href="mailto:josephspiano@attbi.com">josephspiano@attbi.com</A></FONT><=
/DIV>
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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>
<A title=jaymercier@hotmail.com =
href="mailto:jaymercier@hotmail.com">Jay
Mercier</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> Tuesday, February 05, =
2002 4:31
AM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> Yamaha U1 - spongy, =
lack of
repetition...</DIV>
<DIV><BR></DIV><BR>List,<BR><BR>The symptons include spongy keys, lack =
of
repetition, and overall lack of <BR>control when playing fast =
runs. It's
also difficult to feel aftertouch, <BR>even though it's =
there.<BR><BR>A 1999
Yamaha U1, purchased brand new in the U.S., after customer complains =
<BR>I
proceed to the following:<BR><BR>1. With all cabinetry in place, =
the
keys stay up on the balance pins when <BR>lifted upwards. I =
eased the
balance rail holes a bit. The keys no longer <BR>stay
up.<BR><BR>2. I slightly weakened the damper springs.<BR><BR>The =
symptons are as evident as ever. Do I try lubing the capstans,
<BR>balance/front rail pins and key bushings with =
protek?<BR><BR>Regulation
looks good, very good & uniform. There is only slight excess =
<BR>lost motion.<BR><BR>The symptons get better with left pedal
depressed.<BR><BR>Any suggestions?<BR><BR>Jay Mercier<BR>Associate
member,<BR>Twin Cities Chapter PTG<BR>Glenwood,
=
MN<BR><BR><BR>___________________________________________________________=
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