# SDR YENA2024070100921

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 30, 2024
- Submitted: July 1, 2024
- Operation: Air carrier
- Aircraft: [N4022J](https://openairdocs.org/aircraft/N4022J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 10303
- Aircraft time: 10,825 hours, 1,594 cycles
- Engine: Iae PW1133GAJM
- Engine time: 10,825 hours, 1,594 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 3031863002
- Part serial: MX830194
- Condition: Failed
- Location: Hyd System
- Part time: 12,491 hours, 3,266 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2024070100921

## Discrepancy

FLT#1408, CDG-JFK. (ETOPS). 'HYD G ENGINE 1 PUMP LO PR INFLIGHT; SYSTEM TROUBLESHOT IAW TSM 29-11-00-810-804-A AND FOUND ENGINE DRIVEN HYDRAULIC PUMP DRIVE SHAFT SPLINE WORN. REMOVED AND REPLACED EDP IAW AMM 29-11-51-400-805. INSPECTED CASE DRAIN FILTER, HP FILTER AND LP FILTER DPI. NO DEFECTS NOTED. OPS CHECK GOOD. NO DEFECT NOTED. A/C OK FOR SVC.'

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