What was found
DURING C-18 CHECK THE LT WING NR 3 SLAT WAS FOUND DELAMINATED AT OUTBOARD UPPER TRAILING EDGE, SLAT STA 329.75. MAINTENANCE REMOVED DELAMINATED SECTION OF SKIN AT OUTBOARD UPPER TRAILING EDGE; FABRICATED REPAIR DOUBLERS; BONDED REPAIR PART TO SLAT SKIN IAW B737-300 SRM 51-70-10, FIG 1, 5, & 16, PG 1, 31, 33, 41, 43-44, & 67-69.