As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OIL FUMES APPEAR TO BE COMING FROM NR 3 PACK. PACK SHUTOFF, BLEED ON. OIL QUANITY STABLE IAW AMM 49-00-00-2 INSPECTED APU BLEED AIR OUTLET AND LOAD BLEED VALVE FOR OIL, NONE FOUND. CHANGED ALL WATER COALESCER BAGS IAW AMM 24-54-03-2. WITH ISOLATION VALVES CLOSED, OPERATED EA AIR CONDITIONING PACK BY RESPECTIVE ENGINE BLEED AIR. RAN EACH PACK USING APU. THERE IS NO OIL ODOR OR MIST IN CABIN.