# SDR DALA2025010300060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2024
- Submitted: January 3, 2025
- Operation: Air carrier
- Aircraft: [N431DX](https://openairdocs.org/aircraft/N431DX), registered now
- Make and model: Airbus A330-941
- Registry model: [Airbus A330-941](https://openairdocs.org/model/airbus-a330-941) (OpenAirDocs)
- Aircraft serial: 2073
- Aircraft time: 739 hours, 95 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Proximity Switch
- Condition: Faulted
- Location: Zone 800
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025010300060

## Discrepancy

SHIP 3431 CLASS 2 FAULT: PSCU(5MJ). CORRECTIVE ACTION: REPLACED PROX SWITCH PER A330 AMM 52-71. OK FOR SERVICE. (0735027)

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