Bechstein grand

[Isaac OLEG]

The key spacing tool fit well on some of these square brass things .
It is important to keep the top and the low part straight (unscrew a
little after turning the turnbuckle) or your hammer line will move.

Isaac OLEG

Entretien et réparation de pianos.

PianoTech
17 rue de Choisy
94400 VITRY sur SEINE
FRANCE
tel : 033 01 47 18 06 98
fax : 033 01 47 18 06 90
cell: 06 60 42 58 77

> -----Message d'origine-----
> De : pianotech-bounces@ptg.org
> [mailto:pianotech-bounces@ptg.org]De la
> part de bruce greig
> Envoyé : lundi 9 juin 2003 21:18
> À : Pianotech
> Objet : Re: Bechstein grand
>
>
> Hi Ajay:
>
> If what you have is a rocker capstan with two screws to be
> adjusted, what is
> needed is an offset slotted screwdriver.  Schaff has two
> types of these
> shown on pages 69 and 70.  I have both and greatly prefer
> the No. 50-2 on
> page 69.
>
> It takes a lot of patience to perfect this adjustment,
> backing off one screw
> and removing lost motion by snugging up the other and then
> repeating until
> you get the height you want.  If I recall correctly, to
> raise hammer height
> you back off the innermost screw and snug up the one closet
> to the keys.
> And vice versa to lower.  A word of caution, don't
> overtighten as these
> screws have a nasty habit of splitting at the slot.
>
> I also have encountered one (on an Ibach) which has a metal
> turnbuckle
> coupled to the key. This one required a very thin capstan
> tool - I actually
> used a skewer which the owner had available, as none of my
> other tools would
> fit.
>
> Best of luck
> Bruce Greig
>
>
> ----- Original Message -----
> From: "Ajay Mistry" <ajaymistryin@yahoo.co.in>
> To: <pianotech@ptg.org>
> Sent: Monday, June 09, 2003 12:55 PM
> Subject: Bechstein grand
>
>
> > Hi I have got a Bechstein grand for repairs whose
> > whippens are linked with wooden links to the keys
> > instead of capstans can any one help me as to how to
> > adjust the hammer blow for this action is there a
> > special screw driver for this purpose
> >           Please do help
> >                           Thanks
> >                                        Ajay Mistry.
> >
> > =====
> > Ajay Mistry
> >
> >
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