Puzzler

[David Love]

There was so much lead that the key had zero or negative upweight.

David Love


>From: "David Ilvedson" <ilvey@jps.net>
>Reply-To: pianotech@ptg.org
>To: "pianotech" <pianotech@ptg.org>
>Subject: Puzzler
>Date: Mon, 30 Apr 2001 16:02:43 -0700
>
>List,
>
>Easier puzzler for newer technicians...
>
>Steinway L, 502XXX:  Customer complained that key was sticking and sure
>enough the A2 key was hanging down a bit.  I pulled the action and
>depressed the key and the hammer/shank stuck up at a 45 degree angle.  The
>key had play at the balance rail and front rail.  I pulled the hammer/shank
>off and the center was not tight.  Same with the wippen.  I removed
>neighbor parts and they had no effect on the problem.  Clue (in hindsight
>for me): when I pulled the stack I noticed all the bass keys had 6 leads.
>What was the problem and no, the leads were not rubbing or causing
>friction...
>
>David I.
>

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