pianotech-digest V2000 #984

[Meyer Carl]

Dave;  You might get a 12 volt transformer rated at about 3 amps and with
two probes, connect to the top and bottom of the screw threads and hold for
about 5 seconds and see if that will loosen them up.  Increase time until it
works.

Carl Meyer
Santa Clara Ca.


----- Original Message -----
From: "Brian Trout" <btrout@desupernet.net>
To: <pianotech@ptg.org>
Sent: Sunday, November 12, 2000 9:16 AM
Subject: Re: pianotech-digest V2000 #984


> Hi Dave,
>
> You can probably get a new rail from Baldwin, or you could probably even
> make one yourself.  It's not exactly rocket science, and besides, it might
> be faster than trying to fix the old one, especially if you have a shop
> setup and are already familiar with makin' stuff.
>
> Something that came to mind, and I don't know if it would work or not...
>
> You could try strapping that there sucker to a Dampp-Chaser rod for a
couple
> of days and see if that would make any difference. ??  I forget if they're
> in one piece or whether they're made in sections...  Any possibility of
> sticking the rail(s) in an oven on a low temperature setting?  Just
thinking
> about what might shrink / dry out the wood.  I would have thought that
> heating the screws would work well enough, but evidently it'll take more
> than trying to crush the wood.
>
> Good luck,
>
> Brian Trout
> Quarryville, PA
> btrout@desupernet.net
>
> ----- Original Message -----
> From: "Dave Nereson" <dnereson@dimensional.com>
>
> > Does anyone know how to loosen up "frozen" (seized-up) regulating
> screws --
>
>