What was found
ON WALK AROUND FOUND A CRACK AT LT WING FUELING DOOR INBD SIDE. LT WING LWR LE CRACK VERIFICATION, PERFORMED HFEC OF SUSPECT CRACK AREA, CONFIRMED CRACK. CRACK ENDS AT RIVET HOLE. LT WING REFUEL & DEFUEL PANEL HAS BEEN REMOVED IAW SMP & PLACED IN THE COURIER AREA. EXTERNAL DOUBLER MADE FROM .063" 6AL-4V TITANIUM SHEET MP2358935, FILLER FOR CUT OUT MADE FROM .090" 7075-T6 ALUMINUM SHEET MP1681501. INSTALLED REPAIR PARTS IAW SRM 57-10-00 VOLUME 1 FIGURE 68. AREA STILL REQUIRES CLOSE UP.