Counterweight test bar for headstock alignment

[Claudio HG]

I was not thinking so much about the bed but about the head relative to the bed.

That is exactly what I am gonna adjust here: I am in the process of aligning the head with the slideways of the bed.

You have stated that practice and theory do not match, therefore there is something lacking in your theory.

Yes! And I'm looking for to find out what's wrong.