Squaring Modules Ender 3v2

Hello

Unless you are lucky ; using a precision square will show that a printed cube is not really square in all directions. Especially if you use the portico as an handle or you let a 1kg spool gently ply it all day long...
Then you have to fine tune the Z profiles to square them perfectly with the absolute reference that is the Y profile.

Here is my solution to fine tune my Ender 3v2.
Advanced user only ! I'll not give a step by step tutorial just few tips.

Assemble the M6 threaded rods in the Squaring Modules. Tighten two M6 nuts together on one side of the rod so you can screw the threaded rod easily. Do not forget to add the intermediates nuts and washers as shown on the picture. Then tighten the modules on each side, just let the M6 nuts loose for the moment. Take off the gantry profile (horizontal one) and all the X axis (extruder profile hotend). No need to take off the bed.

1. Loosen the Z profiles and use strong spring clips to join them together with the gant