# SDR YENA2025072300756

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2025
- Submitted: July 23, 2025
- Operation: Air carrier
- Aircraft: [N2165J](https://openairdocs.org/aircraft/N2165J), 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: 11679
- Aircraft time: 8,214 hours, 1,499 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Part number: 1718201
- Part serial: AAPT001841
- Condition: Failed
- Location: Generator Nr 2
- 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/YENA2025072300756

## Discrepancy

FLT#687, BOS-LAX. (ETOPS) AC GEN CLASS 2 MX MSG ( CLASS II MX MSG - GPCU OR AC GEN ); REMOVED AND REPLACED ENG2 IDG PER AMM 24-21-51 OPS CHK GOOD.  PLACARD REMOVED.

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