What was found
AT D-CHECK, FUSELAGE SKIN IS CHAFED JUST FWD OF LT WING LEADING EDGE WING ROOT BELOW PANEL 333. BURNISHED CHAFED AREA PER SRM 51-40-1, NDT AREA FOR MAT LOSS AND CRACKS. REMOVED I/B LEADING EDGE AT LT WING, CUT OUT DAMAGED AREA, INSTALLED REPAIR PER SRM 53-30-3, DOUBLER 14 X 28, FILLER 24 X 2.5.