As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG DIRTY SOCK SMELL ON APPROACH. WE DID NOT HAVE TIME TO TROUBLESHOOT-PERFORMED TSM TASK 05-50-00-810 AND AMM TASK 49-00-00 PROCEDURE FOR LEVEL A INSPECTION OF THE APU. FOUND APU OVERSERVICED . APU OIL WAS REMOVED AND SERVICED TO CORRECT LEVEL IAW AMM 12-13-49. CLEANED APU DOORS AND SURROUNDING AREA. NO SMELL NOTED. A/C OK FOR SERVICE.