As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT HMV, THE LT WING LWR SURFACE FUEL TANK ACCESS PLATES ATTACH RINGS ARE DIRTY AND HAVE FRETTING CORROSION. FRETTING CORROSION WAS REMOVED AND AREAS CLEANED. AREA WAS ROTO PEENED PER SRM 57-20-01 FIG 205. REPAIR WAS COMPLETED PER SRM 57-20-01 FIG 205.