# SDR 2003UALA00911

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2003
- Submitted: December 9, 2003
- Operation: Air carrier
- Aircraft: [N850UA](https://openairdocs.org/aircraft/N850UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1653
- Aircraft time: 6,289 hours, 2,565 cycles
- Engine: Iae V2522A5
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil Cooler
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003UALA00911

## Discrepancy

FLIGHT DIVERTED DUE TO LOSS OF OIL IN NUMBER 1 ENGINE.  FUEL COOLED OIL COOLER FAILED AND ALLOWED THE OIL TO ESCAPE INTO THE FUEL SIDE OF THE COOLER.  REPLACED FCOC PER AMM 79-21-43.

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