What was found
LEFT WING NR 4 SLAT TRACK HAD CORROSION ON UPPER SIDE. PERFORMED REPAIR ON LT WING NR 4 SLAT TRACK ON UPPER SIDE IAW REO 690-57-42-1225, REV -, SRM 51-12-00. NDT PERFORMED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT WING NR 4 SLAT TRACK HAD CORROSION ON UPPER SIDE. PERFORMED REPAIR ON LT WING NR 4 SLAT TRACK ON UPPER SIDE IAW REO 690-57-42-1225, REV -, SRM 51-12-00. NDT PERFORMED.