As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT IS IN FOR A 4C INSPECTION, WHEN INSPECTION FOUND THE LAV AREA RT OMEGA BEAM TOP CAP HAD AREAS OF CORROSION. MX DRILLED AND COUNTERSUNK A NEW TOPCAP AFTER REMOVAL OF THE OLD TOPCAP IAW SRM 51-20-03 AND 51-40-06; R & R THE TOPCAP IAW SRM 51-40-02.