What was found
AT C CHECK, LT WING NR 4 FLAP TRACK ASSY FIXED FAIRING REAR CUT OUT HAVE TWO AREAS WITH MATERIAL DENTED AND CRACKED. ROUTED OUT CRACK AREA ON NR 4 FLAP TRACK FIXED FAIRING PER SRM 51-10-1 MAINTAINED EDGE DISTANCE FOUND TO BE WITHIN LIMITS, REPLACED DENTED RIB PER B727 STM 51-40-3 USING .040 2024T3 1 X 1 X 10, ALODINED AND PRIMED ROUTED AREA AND NEW RIB IAW SRM 51-10-2 N/R 1454.