As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME EVENT ON DESCENT. ODOR FORM COMPLETED. FOUND APU OIL OVERSERVICED PERFORMED APU OIL DRAINAGE IAW AMM SUBTASK 49-90-00-617-060-A. PERFORMED LEVEL A DECONTAMINATION OF ECS IAW AMM 21-00-00-615-802-A.NO FURTHER ODOR FOUND. AC OKAY FOR SERVICE. /END/.