As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DURING FLIGHT THE AIR CONDITIONING PACKS SMELL LIKE DIRTY SOCKS. **SUPPLEMENTAL REPORT FOR AALA202401023379: MAINTENANCE FOUND OIL RESIDUE IN THE APU COMPARTMENT AND CLEANED THE COMPARTMENT. MAINTENANCE ALSO ACCOMPLISHED THE DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK WITH NO LEAKS OR ODOR NOTED. ** (CLOSED)