# SDR DALA2021011500261

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 2021
- Submitted: January 15, 2021
- Operation: Air carrier
- Aircraft: [N402DX](https://openairdocs.org/aircraft/N402DX), registered now
- Make and model: Airbus A330-941
- Registry model: [Airbus A330-941](https://openairdocs.org/model/airbus-a330-941) (OpenAirDocs)
- Aircraft serial: 1920
- Aircraft time: 5,295 hours, 552 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Diaphragm
- Condition: Failed
- Location: L1 Door Assist
- Stage of operation: IN
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021011500261

## Discrepancy

DOOR PRESSURE WARNING FOR 1L.  CORRECTIVE ACTION: REMOVED AND REPLACED DIAPHRAGM ON IL DOOR ASSIST BOTTLE PRECUSSION MECHANISM, IAW A330 AMM 52-10, NO LEAKS NOTED.  REMOVED AND REPLACED 1L DOOR ACTUATOR PNEUMATIC ASSEMBLY, NO LEAKS.

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