# SDR AALA201909049005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2019
- Submitted: September 9, 2019
- Operation: Air carrier
- Aircraft: [N925UY](https://openairdocs.org/aircraft/N925UY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6613
- Aircraft time: 15,444 hours, 2,891 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 3031863001
- Part serial: MX785026
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Part time: 15,444 hours, 2,891 cycles
- 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/AALA201909049005

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT DECLARED EMERGENCY INBOUND TO CLT ON ACCOUNT OF LOST GREEN HYDRAULIC SYSTEM. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED & REPLACED #1 ENG HYD PUMP IAW AMM 29-11-51. NOTE: MAINTENANCE ALSO FOUND HYDRAULIC LINE LEAKING IN THE #1 PYLON. OPS CHECK GOOD. NO LEAKS NOTED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.