# SDR HALA20240624168

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 2024
- Submitted: June 25, 2024
- Operation: Air carrier
- Aircraft: [N393HA](https://openairdocs.org/aircraft/N393HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1422
- Aircraft time: 42,998 hours, 6,872 cycles
- Engine: Rroyce RB211TRENT77
- Engine time: 38,395 hours, 597 cycles
- System (JASC): [7531 · Compressor Bleed Governor](https://openairdocs.org/jasc/7531)
- Part: Control Unit
- Part number: UNKNOWN
- Condition: Faulted
- Location: Nr 1 Eng Vsv
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA20240624168

## Discrepancy

ETOPS - ENG 1 CONTROL SYS FAULT ON ECAM PAGE. REMOVED AND REPLACED VSV CONTROL UNIT PER AMM 75-33-51 ON #1 ENG. VERIFICATION FLIGHT FOR #1 ENGINE EEC COMPLETED SATISFACTORILY.

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