# SDR DALA2021011900350

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2021
- Submitted: January 19, 2021
- Operation: Air carrier
- Aircraft: [N366NB](https://openairdocs.org/aircraft/N366NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 2026
- Aircraft time: 47,555 hours, 24,558 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Condition: Leaking
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021011900350

## Discrepancy

SHYD, DE, EMERGENCY DECLARED DUE TO HYD G RSVR LO LVL ECAM MESSAGE.  GRAVITY GEAR EXTENSION REQUIRED, PER QRH.  CORRECTIVE ACTION: FOUND DAMAGED O-RING AT NR 1 EDP PRESSURE SWITCH.  REPLACED O-RING AND REPLACED CASE DRAIN FILTER.  LEAK CHECK GOOD.

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