# SDR YENA2025030300229

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2025
- Submitted: March 3, 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: 8,081 hours, 1,200 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PPC110000
- Part serial: 88702
- Condition: Failed
- Location: Zone 100
- Part time: 23,405 hours, 6,389 cycles
- Stage of operation: TX
- 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/YENA2025030300229

## Discrepancy

FLT#2724, LAX-JFK. (ETOPS) ''SMOKE" CLASS 2 MAINT MESSAGE ON SHUT DOWN; REMOVED AND REPLACED FWD CARGO SMOKE DETECTOR (4WH) OPS TEST OK. REF AMM 26-16-15.'

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