As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING P TO F MODIFICATION AND TRANSATION CHECK FOUND LEFT OUTBOARD FLAP HINGE FWD SECTION STA XW 486 WITH OXIDATION WHERE CONTACT STUD BOLTS. REMOVED CORROSION AT BARREL NUT CORRESPONDING SIDE LOAD FITTING BOLT HOLE IAW CMM 57-44-08, INSTALLED BUSHING IAW CMM 57-44-08FIG 404.