What was found
CORROSION ON SEVERAL LOCATIONS OF THE ACCESS PANEL SEATING SURFACE (621AT, 621AB & 621BR) (521AT, 521AB & 521BR) BOTH WINGS. CORROSION ON SEVERAL LOCATIONS OF THE ACCESS PANEL SEATING SURFACE (621AT, 621AB & 621BR) (521AT, 521AB & 521BR) BOTH WINGS. WERE REPAIRED PER REO 690-57-41-596 REV --, REO 690-57-41-599 REV --, REO 690-57-41-601 REV --, REO 690-57-41-602 REV --, REO 690-57-41-597 REV --, REO 690-57-41-598 REV --, REO 690-57-41-600 REV --, REO 690-57-41-603 REV --,