# SDR HALA20250708208

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2025
- Submitted: July 9, 2025
- Operation: Air carrier
- Aircraft: [N378HA](https://openairdocs.org/aircraft/N378HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1672
- Aircraft time: 39,682 hours, 6,294 cycles
- Engine: Rroyce RB211TRENT77
- Engine time: 35,072 hours, 5,565 cycles
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil System
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: DE
- 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/HALA20250708208

## Discrepancy

ETOPS - LIGHT DIRTY SOCK SMELL ONLY ON DESCENT. PERFORMED TSM 71-00-81-810-805A PER STEP 2(E) PERFORMED BORESCOPE OF LP HP COMPRESSOR. RAN #1 ENGINE AND FOUND OIL WETNESS PRESENT. REQUIRES #1 ENGINE CHANGE PER TSM.023199 AIRCRAFT FERRYING TO LAX FOR ENGINE CHANGE PER ENGINEERING. ENG #1 REQUIRES CHANGING DUE TO INTERNAL OIL LEAK. ENGINE 1 REPLACED ACCORDING TO T/C 330-72-HWI-01-INSTALL.

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