Baldwin keyframes

[David ilvedson]

Bob,

Before bedding the front rail you need to raise the balance rail 
glides.  You probably did that?

David I.

Date sent:      	Sun, 05 Dec 1999 06:09:31 -0700
From:           	"Robert A. Anderson" <fndango@azstarnet.com>
To:             	pianotech@ptg.org
Subject:        	Baldwin keyframes
Send reply to:  	pianotech@ptg.org

> I had my first experience bedding a keyframe on a new Baldwin yesterday.
> The manual states that the front rail should be parallel to the keybed,
> at least 0.025" away from the keybed, and that strips of paper between
> the glides and keybed should pull out with equal pressure. This keyframe
> warped down a bit at the treble edge. I was not able to achieve both a
> parallel fit and equal pressure. So I made the best compromise between
> the two that I could. Does anyone have any light to thrown on this
> situation? The manual doesn't state how much pressure the glides should
> exert on the keybed. I used my judgment and was pretty much satisfied,
> but I wonder if anyone with some more experience at this has anything to
> add?
> 
> Thanks,
> 
> Bob Anderson
> Tucson, AZ
> 


David Ilvedson, RPT
Pacifica, CA
ilvey@jps.net