What was found
CORROSION FOUND ON SILL BACKUP AT STRINGER 21L, BETWEEN BS 310 TO 333. REMOVED AND REPLACED THE SILL BACKUP DUE TO FOUND TO BE OUT OF LIMITS IAW SRM, DWG AND REO.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CORROSION FOUND ON SILL BACKUP AT STRINGER 21L, BETWEEN BS 310 TO 333. REMOVED AND REPLACED THE SILL BACKUP DUE TO FOUND TO BE OUT OF LIMITS IAW SRM, DWG AND REO.