What was found
LH AND RH WING PLANK AT TRAILING EDGE OF AILERON AREAS. HAVE CORROSION ON THE PLANKS AROUND NUTPLATES FOR CLOSEOUT PANELS, TO INCLUDE OUTBOARD TRAILING EDGE OF BOX AREA BETWEEN AILERONS AND WINGLETS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LH AND RH WING PLANK AT TRAILING EDGE OF AILERON AREAS. HAVE CORROSION ON THE PLANKS AROUND NUTPLATES FOR CLOSEOUT PANELS, TO INCLUDE OUTBOARD TRAILING EDGE OF BOX AREA BETWEEN AILERONS AND WINGLETS.