[pianotech] Question about an old action damper and jack

[Ron Nossaman]

paul bruesch wrote:
> Huh? So does turning the screw move the damper up/down? Seems to me it 
> would move it in/out (front/rear).
> Paul

The one (and only) one I've seen, the "screws" weren't 
threaded. They were fluted parallel to the length.
Ron N