I made a video about the recommended maintenance for the X and P series 3D printers:
These recommendations come from the official wiki: Bambu Lab X1 Maintenance Recommendation | Bambu Lab Wiki.
Note to hold your fans and not let them spin while cleaning them out. I rightfully got called out in the comments many times. I’m sure Bambu Lab put some reverse voltage protection on their PCB or a free wheeling diode but just to be safe don’t let the fans spin.