What was found
MCN - MAJOR REPAIR - DURING C16 CHECK, DISCOVERED THE UPPER AND LOWER SURFACE OF THE NR 3 SLAT WEDGE DISBONDED FROM SS 12.25L TO SS 18.25L. MAINTENANCE REMOVED DAMAGED AREA FROM THE NR 3 SLAT WEDGE IAW BOEING 737-300 SRM 51-70-10-2R4. FABRICATED REPAIR CORE AND REPAIR DOUBLER IAW BOEING 737-300 SRM 51-70-10-2R4. BONDED FABRICATED REPAIR PARTS TO THE UPPER AND LOWER SURFACES OF THE NR 3 SLAT WEDGE FROM SS 12.25L TO SS 18.25L IAW BOEING 737-300 SRM 51-70-10-2R4.