* You should be able to see the screw thread of the hex bolt and part of the brass nut. You should not be able to see the plasic of the internal actuator column
* Rotate the {{includetext: "thumbwheel", if: var_actuators is _manual}}{{includetext: "gear", if: var_actuators is not _manual }} until the hole in the inner actuator column is aligned with the slot in the outer casing
* Repeat for the Y and Z axes {{includetext: "on the main body, and the separate Z actuator", if: var_optics is upright}}
