# SDR YENA2024031900438

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2024
- Submitted: March 19, 2024
- Operation: Air carrier
- Aircraft: [N2165J](https://openairdocs.org/aircraft/N2165J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 11679
- Aircraft time: 67 hours, 14 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Warning Message
- Condition: Illuminated
- Location: Apu Generator
- Stage of operation: UK
- 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/YENA2024031900438

## Discrepancy

(ETOPS)  APU GEN CLASS 2 MESSAGE; PERFORMED POST FLT SUMMARY & SEARCHED HISTORY & NO CLASS 2 FAULT FOR APU OR APU GEN FOUND. CHECKED APU & APU GEN OPS & OPS CHECK GOOD & NO HISTORY NOTED. THIS DONE IN REF AMM 49-00-00-710-010-A MX-4 UPDATED & MDDR CLEARED PLACARD REMOVED.

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