What was found
DURING HEAVY CHECK MAINTENANCE FOUND FRAME 80 IS CORRODED AT STRINGER 28R. REMOVED AN REPLACED FRAME 80 REF EMB SRM 51-40-08, 51-23-05, 51-23-06, CPM 51-25-00. A/C REMAINS IN CHECK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK MAINTENANCE FOUND FRAME 80 IS CORRODED AT STRINGER 28R. REMOVED AN REPLACED FRAME 80 REF EMB SRM 51-40-08, 51-23-05, 51-23-06, CPM 51-25-00. A/C REMAINS IN CHECK.