As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMPENNAGE RT SIDE AFTER REMOVAL OF APU INLET HOUSING ASSY FOUND CORROSION ON THE FORWARD SIDE AT BS 1825 BETWEEN STRINGER 3 AND 6. CORROSION REMOVED & FOUND OUT OF LIMITS AS PER SRM 53-80-15 FEG 101 DETAIL II REV 109 AND REPAIRED IAW SRM 53-80-15 FIG 202 DETAIL 1 REPAIR 1 REV 109. MAJOR REPAIR.