As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 0319745) DURING OVERNIGHT OF APRIL 5, 2024 FOR AIR CONDITIONING SERVICE, MAINTENANCE DISCOVERED SEVERE CORROSION TO THE FLANGES OF THE STA 540 LOWER BULKHEAD CHORD P/N 111A2203-1 BETWEEN STR 28L AND STR 28R. CORROSION WAS ALSO FOUND ON THE EXTERNAL SKIN P/N 143A3232-12 AND THE 143A3233-2 A/C GROUND CONNECT DOUBLER. MAINTENANCE REPAIRED CORROSION PER ERA 617453-14.