# SDR YENA2025051200471

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2025
- Submitted: May 12, 2025
- Operation: Air carrier
- Aircraft: [N2105J](https://openairdocs.org/aircraft/N2105J), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 10101
- Aircraft time: 14,827 hours, 2,784 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Sdac
- Part number: 350E5500206
- Part serial: 0E5300355
- Condition: Faulted
- Location: Hyd System
- Part time: 14,914 hours, 2,801 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/YENA2025051200471

## Discrepancy

FLT#423, JFK-LAX. (ETOPS)'  ( ECAM HYD PAGE INDICATIONS 7) PUMPS ).'   REF TECH SUPPORT REQUEST CONT WITH TSM TASK 29-11-810-809-A. REMOVED AND REPLACED SDAC 1-1WV1- GREEN AND YELLOW INDICATION IN NORMAL CONDITION. SDAC INSTALATION IAW AMM 31-55-34-400-001-A. OPS HECK GOOD IAW AMM 31-50-00-710-001. THIS CLEARS MDDR 582175. PLACARD REMOVED MX 4 UNDATED SDAC PLACED ON SOS.

---
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.