What was found
WHILE IN 'C' CHECK MAINTENANCE FOUND LT WING OUTBOARD LEADING EDGE ASSY. NR 17, 21, 24, AND 27 UPPER RIBS CRACKED IN UPPER SURFACES. INSTALLED REPAIRS IAW MM 27-00-00, FIG. 801. (P/N 5769589, 5720123).
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN 'C' CHECK MAINTENANCE FOUND LT WING OUTBOARD LEADING EDGE ASSY. NR 17, 21, 24, AND 27 UPPER RIBS CRACKED IN UPPER SURFACES. INSTALLED REPAIRS IAW MM 27-00-00, FIG. 801. (P/N 5769589, 5720123).