# SDR AALA202212065495

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2022
- Submitted: December 6, 2022
- Operation: Air carrier
- Aircraft: [N950AN](https://openairdocs.org/aircraft/N950AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30087
- Aircraft time: 59,140 hours, 24,748 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 271A14441
- Condition: Leaking
- Location: Electrial Hyd
- Stage of operation: DE
- 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/AALA202212065495

## Discrepancy

AIRCRAFT WAS GROUNDED: PRIOR TO DESCENT MASTER CAUTION HYDRAULIC A ENGINE 1 LOW PRESSURE LIGHT ILLUMINATED. HYDRAULIC A PRESSURE AT 20% PERFORMED QUICK REFERENCE HANDBOOK LOSS OF SYSTEM A CHECKLIST. EMERGENCY WAS DECLARED INTO DFW. TROUBLESHOOTING FOUND HYDRAULIC LEAK IN A ELECTRIC HYDRAULIC PUMP. REMOVED AND REPLACED A ELECTRIC HYDRAULIC PUMP ACOUSTIC FILTER PER AMM 29-11-21.

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