As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YIP - PER AD 66-04-02 INSPECTION, LEFT WING NR 2 FUEL TANK UPPER SURFACE. THREE INCH LONG SUBSURFACE RP/UT CORROSION/CRACK INDICATION IN PLANK 2 AT 2/3 PLANK JOINT, LWS 77-80. ROUTED OUT CRACKED AREA, LWS76 TO LWS80, PER SB620. FABRICATED AND INSTALLED REPAIR PER L-188 SB678 DRAWING 842451. (M)