What was found
DURING C-17 CHECK CORROSION WAS FOUND ON AFT CARGO COMPARTMENT RT SIDE PLATE CHANNEL BS 767-787, RBL 20. MAINTENANCE REMOVED CORRODED RT SIDE PLATE CHANNEL BS 767-787, RBL 20; FABRICATED A NEW REPLACEMENT CHANNEL IAW DWG 69-43477; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02, PG. 1, FIG. 2.