As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING REMOVAL OF FWD DRAIN MAST. TO FOM FOUND CORROSION ON FWD DRAIN MAST LANDING. PERFORMED REPAIR OF FUSELAGE SKIND UNDER FWD DRAIN MAST BETWEEN FS333.00-FS349.00 AND STR24R-STR25R ON FWD DRAIN MAST LANDING PER REO 601R-53-21-3794 REV -- DATE 2026-03-06. FITS AND LEAK CHECK GOOD. COMPLIED WITH TASK CARD 51-900-1003-SKY.