# SDR HALA20250317082

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2025
- Submitted: March 18, 2025
- Operation: Air carrier
- Aircraft: [N4663K](https://openairdocs.org/aircraft/N4663K), registered now
- Make and model: Airbus A330-343
- Registry model: [Airbus A330-343](https://openairdocs.org/model/airbus-a330-343) (OpenAirDocs)
- Aircraft serial: 01863
- Aircraft time: 1,015 hours, 295 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Sensor
- Condition: Faulted
- Location: Cabin Temp
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA20250317082

## Discrepancy

ETOPS - IMPOSSIBLE TO MAINTAIN CONSTANT TEMP IN CABIN AND COCKPIT. ON GROUND AND AIR. REMOVED AND REPLACED TEMP SENSOR (647HK) IAW AMM 21-63-5. PERFORMED BITE TEST. NO FURTHER DEFECTS NOTED.

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