I had the issue that charging wasnt stable anymore for a long period already. Persistantly cleaning the usb-c connector did solve the problem , and prevented the need for ordering a new bottom module. Some background on the problem:
and the solution
But actually, I only succeeded since I could see the fibers, using some usb microscope… otherwise I would be blindly cleaning, which also would work out in the end.
Drill came from a set like this one: HBM 150 Delige HSS Borenset Kleine maten | HBM Machines
By the way, the fairphone screw driver did not survive the repair action (used it a few times only to take apart the phone):
