# SDR YENA2023120801556

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 5, 2023
- Submitted: December 8, 2023
- Operation: Air carrier
- Aircraft: [N746JB](https://openairdocs.org/aircraft/N746JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 03622
- Aircraft time: 56,395 hours, 20,298 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: TO
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2023120801556

## Discrepancy

FLT#479, JFK-MJB. 'FUME EVENT ON TAKE OFF BOTH PACKS ODOR ISOLATION DID NOT WORK AIR RETURN; FOUND SOURCE OF ODOR TO BE APU. LEVEL B DECONTAMINATION OF THE ECS CARRIED OUT IAW AMM 21-00-00. NO SMELL NOTED APU PLACED ON DEFERRAL REF MDDR 531486 REPLACED RECIRCULATION FILTERS IAW AMM 21-21-41. A/C OK FOR CONT SVC.'

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