# SDR SWAA2022053112581

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2022
- Submitted: May 31, 2022
- Operation: Air carrier
- Aircraft: N417WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29822
- Aircraft time: 68,168 hours, 40,431 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hydraulic System
- Condition: Failed
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022053112581

## Discrepancy

LOSS OF HYD SYSTEM A INFLIGHT / [01] FOUND O-RING LEAKING ON SYSTEM A HYDRAULIC PRESSURE TRANSMITTER. REMOVED AND REPLACED O-RING PER M/M 29-31-12 OPS AND LEAK CHECK GOOD . SERVICED SYSTEM A RESERVOIR PER M/M 12-12-00

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