As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCOVERED DURING O/H THAT THE INCORRECT CENTERING CAM SET WAS INSTALLED. ACCORDING TO CURRENT CMM DATA, THE PROPER PN IS GA58207. THE CAM SET INSTALLED PN GA64000 IS MFG AND IS MACHINED AT A DIFFERENT ANGLE AFFECTING THE BREAK AWAY TORQUE FOR THE CENTERING ASSY. WE HAVE COMMUNICATED WITH THE ENGINEERING DEPARTMENT AND CONFIRMED THAT THESE PARTS ARE NOT INTERCHANGEABLE.