Removing Plate

David W. Pitsch dpitsch@ix.netcom.com
Mon, 02 Feb 1998 19:38:51 -0700


I once asked Steinway why the two holes in the plate and soundboard in the top
treble of their grand pianos.  The answer was "to align the plate to the
sounboard".  Ever since I've been watching to see if these two hole line up.
Rarely do they.  Just how was it that these holes were used in the manufacturing
process?

Peter KESTENS wrote:

> Newton,
>
> Isn't it sufficient to take care of the screws which are fixing the plate on
> the inner rim and the pinblock to be shure both are in the same position as
> before?
> Greetings,
>
> Peter
> 't MUZIEKINSTRUMENTENATELIER
> PETER KESTENS
> BELGIUM
> KESTENS.P@DEBCOM.BE
> -----Oorspronkelijk bericht-----
> Van: Newton Hunt <nhunt@jagat.com>
> Aan: pianotech@ptg.org <pianotech@ptg.org>
> Datum: vrijdag 30 januari 1998 0:17
> Onderwerp: Re: Removing Plate
>
> >Depends upon the make of the piano.  If you wish to make sure the plate
> >and pinblock go back exactly drill a 1/16" hole through the plate into
> >the pinblock, one in the treble and one in the bass.  Using a nail or
> >similar object you can be assured that the plate / pinblock relationship
> >is presicely the same.  You can drill two holes through the plate around
> >the rim bolts to align the plate to the rim and bridges.  Usually
> >technicians use tuning pins for this purpose.
> >
> >Once these holes are drilled, have no fear about drilling holes in the
> >plate, after all, the manufacturer drill several hundred of them in the
> >plate themselves, you can remove the plate and the block with no fear of
> >not being able to relocate them.
> >
> > Newton
> >
> >





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