# SDR USAABA01015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2001
- Submitted: December 18, 2001
- Operation: Air carrier
- Aircraft: N673UW
- Make and model: Airbus A330-323
- Registry model: [Airbus A330-323](https://openairdocs.org/model/airbus-a330-323) (OpenAirDocs)
- Aircraft serial: 0337
- System (JASC): [7601 · Engine Synchronizing](https://openairdocs.org/jasc/7601)
- Part: Control Unit
- Part number: 52D279
- Condition: Failed
- Location: Rt Engine
- Part time: 7,626 hours
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAABA01015

## Discrepancy

PHL - FLT 126 - EN ROUTE PHL-LGW, CREW RECEIVED THE E/W 'ENGINE 2 EPR MODE FAULT' AND NOTED A TWO INCH THROTTLE SPLIT.  FLIGHT RETURNED TO PHL AND LANDED WITHOUT FURTHER INCIDENT.  MAINTENANCE REPLACED THE RIGHT ENGINE RELAY CONTROL UNIT.  (M)

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