As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON INSPECTION OF VENTRAL TANK AFTER REMOVAL FROM AIRCRAFT, SEVERAL AREAS OF SIDE WALLS WERE FOUND SCORED AND CHAFED IN RADIUS. SAID AREAS APPEAR TO HAVE BEEN SCORED DURING PREVIOUS REMOVAL PROCEDURES USING SHARP INSTRUMENT TO CUT BEAD SEALING. THE SIDE WALLS HAVE BEEN DEEMED UNAIRWORTHY BY THE RAYTHEON REPAIR DESIGN OFFICE AND ARE BEING REPLACED. PROPER TECHNIQUES USING APPROVED TOOLING TO REMOVE SEALANT RECOMMENDED.