What was found
DURING C-15 CHECK, CORROSION WAS FOUND ON ATTACH ANGLE AT BOTTOM OF L-2 CREASE BEAM INNER CHORD BETWEEN BS 969 AND BS 979, LBL 49. MAINTENANCE BLENDED OUT CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED CORRODED ATTACH ANGLE BS 969 - 979, LBL 49; FABRICATED A NEW REPLACEMENT ATTACH ANGLE PER DWG 65-52878; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02, FIG 12.