What was found
YVR - MAJOR REPAIR - DURING C-16 CHECK THE UPPER SURFACE, INBOARD CORNER OF THE NR 4 SLAT WAS FOUND DELAMINATED. MAINTENANCE REMOVED NR 4 SLAT, REPAIRED DAMAGE IAW SRM 51-70-10, FIG. 32, PG. 88I, RE-INSTALLED SLAT AND RIGGED SYSTEM IAW BMM 27-81-21, PG. 414-419.