As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIRTY SOCK ODOR COMING FROM BOTH A/C PACKS. REMOVED AND REPLACED COALESCER WATER CLOTHS FROM THE LEFT AND RIGHT WATER SEPARATORS IAW AMM 12-10-01. PERFORMED A BORESCOPE INSPECTION OF THE APU COMPRESSOR SECTION FOR EVIDENCE OF OIL. OIL FOUND IN THE COMPRESSOR SECTION, REMOVED AND REPLACED THE APU. PERFORMED ALL OPS CHECKED WITH NO DEFECTS NOTED IAW AMM 49-10-00.