# SDR YENA2023051200510

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2023
- Submitted: May 12, 2023
- Operation: Air carrier
- Aircraft: [N929JB](https://openairdocs.org/aircraft/N929JB), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 06031
- Aircraft time: 36,441 hours, 7,075 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: DE
- 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/YENA2023051200510

## Discrepancy

FLT#8665, JFK-JFK. 'DISTINCT ODOR SIMILAR TO OZONE/MILD CHEMICAL SMELL DETECTED IN FLT DECK DESCENDING FROM FL 240 TO 10,000 SUSPECT ENVIRONMENTAL SYSTEM/PACK CONTAMINATION; REF LOGPAGES 3733075, 3733076, 3733077, 3733078, 3733079, 3733080, 3733081, 3733082,3733083,3733084,3733085,3733086 (PERFORMED OPS CHECK AND LEAK CHECK OF PACK # 1 OZONE FILTER, PACK FLOW CONTROL VALVE & FAN PLENUM CHAMBER IAW AMM 21-51-41. ALL OPS NORMAL),3733087 AND 3733088 FOR CORRECTIVE ACTION. OK FOR SVC.

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