# SDR DALA2026081504667

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2026
- Submitted: August 15, 2026
- Operation: Air carrier
- Aircraft: [N357DN](https://openairdocs.org/aircraft/N357DN), registered now
- Make and model: Airbus A321-213
- Registry model: [Airbus A321-213](https://openairdocs.org/model/airbus-a321-213) (OpenAirDocs)
- Aircraft serial: 8339
- Aircraft time: 23,678 hours, 10,592 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Condition: Leaking
- Location: Hyd Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026081504667

## Discrepancy

HYD SYS,  IN CRUISE AT FL 330 GREEN HYD LO PRESS CAUTION MESSAGE.  COMPLETED ECAM ACTIONS.  PERFORMED MANUAL GEAR EXTENSION PER PROCEDURE. FOUND O-RING ON LT ENG PRESS SWITCH DAMAGED. REPLACED IAW AMM 29-11. PERFORMED ENG RUN, NO LEAKS. (LP 9583784, 1751126 - AIRCRAFT WAS GROUNDED)

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