As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY MAINTENANCE PERFORMING INSPECTION IT WAS NOTED THAT THE RIGHT WING IB AFT FLAP BOTTOM SIDE UNDERNEATH TEARDROP AREA DELAMINATED. REMOVED DAMAGED AREA, FABRICATED CORE. FABRICATED DOUBLER. INSTALLED REPAIR HOT BONDED & SEALED CORE AND DOUBLER. IAW SRM 51-40-20. NO OTHER DEFECTS WERE NOTED. AIRCRAFT WAS RETURNED TO SERVICE.