As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TWICE IN-FLIGHT, SMELLED BURNT PLASTIC ODOR. ODOR VERY STRONG. FOUND APU COMPARTMENT DOORS VERY WET. AIR/OIL SEPARATOR SPITTING OIL FROM VENT LINE AT HOLD DOWN CLAMP ON TOP OF GEARBOX. REMOVED AND REPLACED DETERIORATED PACKING PER AMM 49-51-51-401.