I do appreciate having that document. I am very familiar with that wire but you thru us off with “X-axis.” I had a rough time with the terminology myself so no hard feelings intended.
Yes, that z-axis is a bit of a bear because it is not easy to get it apart. I never thought to approach from the top. When I accidently loosened that wire, I did this:
Edit: I changed your title to “Z-axis”. Hope that is okay.