As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING REPLACEMENT OF THE TE WEDGE PER E.O. 6-71653-3AD, SEVERAL WEDGE-TO-UPPER SKIN ATTACH FASTENERS WERE INSTALLED WITH TENSION HEAD FLUSH FASTENERS, RESULTING IN OVERSIZED COUNTERSINKS. AUTHORIZED INSTALLATION OF TENSION HEAD HI-LOKS IN DISCREPANT LOCATIONS.