# SDR USAA2013020500032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2013
- Submitted: February 6, 2013
- Operation: Air carrier
- Aircraft: [N114UW](https://openairdocs.org/aircraft/N114UW), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1148
- Aircraft time: 40,469 hours, 18,337 cycles
- Engine: Cfmint CFM565B4
- Engine time: 36,538 hours, 14,712 cycles
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Seal
- Condition: Deteriorated
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2013020500032

## Discrepancy

CREW REPORTED NR 1 ENGINE LOW OIL QUANTITY DROPPED TO ZERO FOLLOWED BY "OIL LO PR" ECAM MESSAGE.  OIL PRESSURE INDICATED < 13 PSI ON ECAM ENG PAGE.  THE NR 1 ENGINE WAS SHUT DOWN AND FLIGHT WAS DIVERTED TO CLT.  MAINTENANCE REMOVED AND REPLACED NR 1 ENGINE AND IDG.  FOUND DETERIORATED CVT REAR SEAL CAUSE OF OIL LOSS.

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