# SDR AALA20170228025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2017
- Submitted: March 3, 2017
- Operation: Air carrier
- Aircraft: [N928AN](https://openairdocs.org/aircraft/N928AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29528
- Aircraft time: 51,545 hours, 21,144 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Part number: NAS16128
- Condition: Failed
- 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/AALA20170228025

## Discrepancy

EMERGENCY DECLARED,  FLIGHT DIVERTED DUE TO A LOSS OF HYDRAULIC  FLUID. UNEVENTFUL LANDING. REMOVED AND REPLACED LEFT WHEEL WELL FORWARD HYDRAULIC PRESSURE MODULE TRANSDUCER O-RING IAW AMM 20-10-17. LEAK AND OPERATIONAL CHECK GOOD.  AIRCRAFT WAS GROUNDED.

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