# SDR DALA1053413312

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2010
- Submitted: December 30, 2010
- Operation: Air carrier
- Aircraft: [N812NW](https://openairdocs.org/aircraft/N812NW), registered now
- Make and model: Airbus A330-323
- Registry model: [Airbus A330-323](https://openairdocs.org/model/airbus-a330-323) (OpenAirDocs)
- Aircraft serial: 784
- Aircraft time: 18,888 hours, 2,592 cycles
- Engine: Pwa PW4168A
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: O-Ring
- Condition: Leaking
- Location: Oil Cap
- Stage of operation: TX
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1053413312

## Discrepancy

AFTER ENGINE START CREW EXPERIENCED A FUME EVENT, TOXIC ODOR OF SWEATY SOCKS INDICATING WET SEALS IN THE COMPRESSOR SECTION LEAKING OIL.  NO OIL LEAKS WERE FOUND IN THE ENGINE OR AIR-CONDITIONING SYS.  NR 2 ENGINE START AND OIL ODOR, REPLACED DAMAGED OIL CAP O-RING AND DID THIRD BURN OUT AND ODOR CLEARED AND RECIRCULATION FILTERS WERE REPLACED AND CHECKS OK.

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