Left pedal / center pin thingy

[David Ilvedson]

If the center pin is drifting it isn't tight in the birdseye or the butt
plate isn't tightened down.  Is it possible that the North Pole is pulling
on the center pins?  Try turning it around...;-'

David I.

> -----Original Message-----
> From: owner-pianotech@ptg.org [mailto:owner-pianotech@ptg.org]On Behalf
> Of Kristinn Leifsson
> Sent: Wednesday, October 25, 2000 5:57 PM
> To: pianotech@ptg.org
> Subject: Left pedal / center pin thingy
>
>
> My esteemed fellow fellows and fellas,
>
>
> I tuned a Gratiae piano, made in North Korea.  They´re not as bad
> as you´d
> think.
> What I noticed is that throughout the piano there were center
> pins in butt
> flanges migrating all over the place.
>
> I know the owner quite well, and he uses the left pedal a lot.  I
> mean, he
> literally stands on it.
>
> What I was thinking is whether there is a chance that abnormal impact on
> the butts from the jacks might result in a kind of nudging effect in
> time.  He uses the piano a lot, I´ve tuned many of these pianos
> but haven´t
> seen this problem in them before.
> Maybe a slightly crooked jack could cause this.
>
> So waddaya think?
>
> Should I nuke them all?
>
> Kristinn
>
>