# SDR YENA2025030500233

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2025
- Submitted: March 5, 2025
- Operation: Air carrier
- Aircraft: [N954JB](https://openairdocs.org/aircraft/N954JB), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 06725
- Aircraft time: 34,659 hours, 11,045 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2025030500233

## Discrepancy

FLT#1961, BOS-SJU. 'FUME EVENT FROM 12,000 -7000 ON DECENT. APU WAS OFF; REF ITEM #2 ON LP 4261239 AND ITEM 1 ON LP 4261240 (PERFORMED ENGINE RUN ON BOTH ENGINES NO INTERNAL CONTAMINATION NOTED ( NO ODOR PRESENT AT THIS TIME ) REF AMM 71-00-000) FOR CORRECTIVE ACTION NO ODOR NOTED AND REPLACED HEPA FILTERS REF AMM 21-21-41 A/C GOOD FOR SVC.'

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