# SDR YENA2025040700368

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2025
- Submitted: April 7, 2025
- Operation: Air carrier
- Aircraft: [N2156J](https://openairdocs.org/aircraft/N2156J), 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: 11342
- Aircraft time: 6,828 hours, 1,243 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Warning Message
- Condition: Failed Insp
- Location: Ac Generator
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2025040700368

## Discrepancy

FLT#848, LAS-JFK. (ETOPS) 'CLASS 2 MX MSG AC GEN ( CLASS II MX MSG - GPCU OR AC GEN ); PERFORMED BITE TEST THROUGH CFDS/EPGS OF GCU # 2 NO MAINT MSG NOTED, NO FAULTS DETECTED TSM 24-22-00 MDDR CLEARED MX-4 UPDATED PLACARD REMOVED.

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