# SDR HALA2023082200175

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2023
- Submitted: August 22, 2023
- Operation: Air carrier
- Aircraft: [N373HA](https://openairdocs.org/aircraft/N373HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1530
- Aircraft time: 37,573 hours, 6,013 cycles
- Engine: Rroyce RB211TRENT77
- Engine time: 36,264 hours, 5,790 cycles
- System (JASC): [2600 · Fire Protection System](https://openairdocs.org/jasc/2600)
- Part: Fdu
- Part number: 371100
- Part serial: ZL2167
- Condition: Faulty
- Location: Unknown
- Stage of operation: TX
- How discovered: V
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2023082200175

## Discrepancy

ETOPS - BLOCK TURN BACK. ENG 2 FIRE LOOP A FAULT ECAM MESSAGE. REMOVED AND REPLACED FDU #2 PER AMM 26-12-34. (24044, 8-21-23). CHECKED WIRES PER TSM 23-12-00-810-937-A STEP 4.B.(7), WIRES CHECK GOOD. BITE TEST OF FDU GOOD. NO FAULTS.

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