What was found
(AIRCRAFT NOT GROUNDED) (DEFECT DISCOVERED DURING AC HEAVY MX VISIT) FWD CARGO COMPARTMENT, LOWER DOOR CUTOUT, CORROSION FOUND ON SILL PLATE BTW FR24A - FR28. / FWD CARGO COMPARTMENT, LOWER DOOR CUTOUT, SILL PLATE BTW FR24A - FR28 REPLACED AS PER SRM 51-72-11-911-001 REV.159.