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 NR 3 SLAT WAS FOUND DELAMINATED AT THE INBOARD UPPER TRAILING EDGE. MAINTENANCE REMOVED DELAMINATION ON INBOARD UPPER TRAILING EDGE OF NR 3 SLAT; FABRICATED REPAIR DOUBLERS; BONDED DOUBLERS ON SLAT IAW B737-300 SRM 51-70-10, FIG 16, PG 67-69.