I think I just took fine tweezers, illuminated part where they have to go and just fitted them back in place.

You can see how it looks like a few pictures later. There are slots to fit them in and then you just add the cover back on top.

Hi Nils, I assume you mean something like "can you add your teardown" - I unfortunately don't know how, but feel free to add it to your page :)

Sorry, just realized you asked a bit different thing: There were no more markings on the motor other than the one showed in the picture

you can actually see it a few pictures before at “dismantelling the rest": it's a relatively uncommon 25byj412-56