What was found
DURING HEAVY CHECK FOUND AFT CARGO DOOR CUTOUT LOWER BEAM PLATE FR 77-80 STR 27 CORRODED. REPLACED LOWER BEAM IAW AMM 20-10-01-410-801-A00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK FOUND AFT CARGO DOOR CUTOUT LOWER BEAM PLATE FR 77-80 STR 27 CORRODED. REPLACED LOWER BEAM IAW AMM 20-10-01-410-801-A00.