As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG INTERMITTENT OILY ODOR PRESENT WITH A/C PACKS ON HIGH FLOW. POST FLIGHT INSPECTION FOUND FWD A/C PACK OIL RESERVOIR BLACK IN COLOR. REMOVED FORWARD AIR CYCLE MACHINE AND REPLACED WITH A NEW IAW MM 21-51-00. OPS AND LEAK CHECKED GOOD.