# SDR YENA2025091600940

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2025
- Submitted: September 16, 2025
- Operation: Air carrier
- Aircraft: [N4073J](https://openairdocs.org/aircraft/N4073J), 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: 11129
- Aircraft time: 10,346 hours, 1,536 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Transfer Pump
- Condition: Faulted
- 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/YENA2025091600940

## Discrepancy

FLT#1621, LHR-BOS. (ETOPS) "FUEL ACT XFR FAULT MESSAGE APPEARED ON ECAM; PRIMED ACT TRANSFER PUMP AND RESET THERMAL RELAY PER MM 28-25-00-869-002-A CHK OK FUEL TRANSFER OK PER 28-28-00."

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