# SDR ASAA2026013163156

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2026
- Submitted: February 4, 2026
- Operation: Air carrier
- Aircraft: [N5879K](https://openairdocs.org/aircraft/N5879K), registered now
- Make and model: Airbus A330-343
- Registry model: [Airbus A330-343](https://openairdocs.org/model/airbus-a330-343) (OpenAirDocs)
- Aircraft serial: 1226
- Aircraft time: 35,650 hours, 6,237 cycles
- Engine: Rroyce RB211TRENT77
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Odor
- Location: Nr 1
- Part time: 705 hours, 216 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2026013163156

## Discrepancy

RUN ENG 1 & ENG 2 TO TROUBLE SHOOT SMELLY SOCK ODOR IN COCKPIT. GROUNDED - YES. PERFORMED ENG 1 & ENG 2 RUN IAW A330 AMM 71-00-00. ISOLATED ENG 1, ENG 2 & APU BLEEDS AND FOUND STRONGEST ODOR HAPPENS WITH ENG 1 RUNNING AND APU BLEED ON. FURTHER TROUBLESHOOTING REQUIRED.

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