As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POST REMOVAL -HIDDEN DAMAGE AFTER REMOVAL OF AFT HEATED DRAIN MAST FOUND CORROSION ON FUSELAGE SKIN AND INTERNAL DOUBLER AT MOUNTING AREA (C-CHECK RO 03/19/2024)REMOVED AND REPLACED INTERNAL DOUBLER BETWEEN FRAMES 86-87 REF SRM 51-40-08. RESTORED SURFACE PROTECTION REF SRM 51-23-06 (319676) AND APPLIED CIC PROTECTION REF SRM 51-25-00 (321181) O.E.M. PART INSTALLED NO CHANGE TO WEIGHT AND BALANCE