Shift Problems

Avery Todd avery@ev1.net
Fri, 25 Oct 2002 17:53:02 -0500


At 10:18 PM 10/25/02 +0200, you wrote:
>So... what are you telling us ? The Cheek block has the cheek to stop the 
>key frame before it moves more then a quarter inch ? Just how far to the 
>right does the action shift with the cheek block in ?

Not much.

>Curious as to whats really wrong here.

 From the measurements I took today, the stop block on the bass end
is about 3/16" thicker than the other piano which is fine.

Avery

>RicB
>
>>>List,
>>>
>>>I ran into a new problem today I've never had before on a
>>>Steinway 'B'.
>>>
>>>The piano is one Abbey Simon uses in his studio and he's been
>>>complaining that there wasn't enough difference when he uses the
>>>"soft" pedal and there's too much noise when shifting.
>>>
>>>While working on it today, I discovered that the noise is because
>>>the keyframe is hitting the cheek block instead of the stop screw
>>>(wood hitting wood).
>>>
>>>With the block out, the action travelled a good bit further so I
>>>adjusted the screw to stop the noise. But now, as it was before,
>>>the action isn't travelling far enough to clear the left string,
>>>which was the basic problem to begin with (except for the noise).
>>>
>>>I don't see anything I can do to make the action shift further
>>>except reduce the thickness of the cheek block. The hammers are
>>>very well aligned to the strings, so that's not the problem.
>>>
>>>Any ideas I've overlooked? The piano is only about 1 yr. old. The
>>>5 yr. old one shifts much further and is fine. Thanks for any
>>>ideas.
>>>
>>>Avery
>
>--
>Richard Brekne
>RPT, N.P.T.F.
>UiB, Bergen, Norway
><mailto:rbrekne@broadpark.no>mailto:rbrekne@broadpark.no
>http://home.broadpark.no/~rbrekne/ricmain.html
>



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