As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING INSPECTION FOUND SILL CORRODED FROM FS 66 TO FS 68 AND Y-1732. MAINTENANCE REMOVED EXISTING REPAIR FILLER AND TRIMMED OUT ADDITIONAL .040 FROM I-BEAM. FOUND MATERIAL LOSS TO BE OUT OF LIMITS IAW AIRBUS 320 SRM 53-41-14. FABRICATED NEW REPAIR FILLER AND INSTALLED ON I-BEAM IAW AIRBUS 320 SRM 53-41-14 FIG 201.