As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK THE LOWER SURFACE SKIN OF THE NR 3 SLAT WAS FOUND DELAMINATED AT SLAT STA 14.5. MAINTENANCE REMOVED PREVIOUS REPAIR AND DAMAGED AREA OF LOWER NR 3 SLAT SKIN; FABRICATED A CORE FILLER AND EXTERNAL DOUBLER; BONDED REPAIR PARTS TO SLAT IAW 51-70-10, FIG 24.