# SDR CALA2025080607361

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2025
- Submitted: August 6, 2025
- Operation: Air carrier
- Aircraft: [N14517](https://openairdocs.org/aircraft/N14517), 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: 12101
- Aircraft time: 2,276 hours, 837 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cockpit
- 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/CALA2025080607361

## Discrepancy

WET CHEMICAL STINGING ODOR DURING DECENT AT 5000 FT. NON-NORMAL PROC ACCOMPLISHED PERFORMED TSM TASK 05-50-00-810-831-A FOR INDENTIFICATION OF THE CAUSE FOR CABIN ODOR,SMOKE OR FUME. IAW TABLE CHART,  THE RESULTS HAS CONCLUDED TO BE TYPE 10.  NO SMELL OR LEAK HAS BEEN FOUND AT THIS POINT OR COULD NOT BE DUPLICATED. AS PER PILOTS DEBRIEF ODOR COULD ONLY BE FOUND ON THE FLIGHT DECK ONLY, NOT IN THE CABIN.

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