[pianotech] Sagging keybeds

[Ryan Sowers]

Now you just have to catch the kid who is jumping up and down on the
keyboard!

Ryan

On Sun, Jan 29, 2012 at 11:23 AM, David Boyce <David at piano.plus.com> wrote:

>  At a school earlier this month the head of music asked if I could fix
> the sagging keybed of one of their 1970s Marshall & Rose uprights (quite
> nice school pianos of that era).  The bass end was hanging down at least
> half an inch.  I managed to fix it, by propping the middle of the keybed on
> a chair such that the front of the piano was lifted off the ground and the
> keybed forced back up to where it should be, letting me glue and screw it
> into place.
>
> At another school last week the same thing was beginning to happen to a
> similar piano. This time both ends, but only about a quarter inch.  Similar
> repair, this time using an old car jack. Three inch screws in through the
> ends of the key cheeks which are pretty solid. (The key cheek blocks were
> removed and the glue worked in before lifting the keybed up).  Not elegant,
> though the pianos are pretty beat-up anyway.  But next time I attend, if I
> am satisfied that everything has remained solid, I will cover the screw
> heads with a suitable filler.
>
> Best regards,
>
> David.
> www.davidboyce.co.uk
>



-- 
Ryan Sowers, RPT
Puget Sound Chapter
Olympia, WA
www.pianova.net
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