# SDR DALA2026060603407

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 2026
- Submitted: June 7, 2026
- Operation: Air carrier
- Aircraft: [N333DX](https://openairdocs.org/aircraft/N333DX), registered now
- Make and model: Airbus A321-213
- Registry model: [Airbus A321-213](https://openairdocs.org/model/airbus-a321-213) (OpenAirDocs)
- Aircraft serial: 8026
- Aircraft time: 26,557 hours, 11,590 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Filter
- Condition: Odor
- Location: Zone 100
- Stage of operation: CL
- 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/DALA2026060603407

## Discrepancy

ATB-RETURNED TO ATL DUE TO BURNING PLASTIC SMELL ON TAKE-OFF. EMERGENCY WAS DECLARED.   REPLACED CABIN RECIRCULATION FILTERS AND PERFORMED HIGH POWER ENGINE RUNS. NO ODORS.

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