# SDR SWAA2025101323381

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2025
- Submitted: October 13, 2025
- Operation: Air carrier
- Aircraft: [N7702A](https://openairdocs.org/aircraft/N7702A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 33917
- Aircraft time: 69,487 hours, 38,253 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/SWAA2025101323381

## Discrepancy

IN DESCENT SUBTLE BURNING SMELL LIKE SULFUR & ACETONE.   CW CONDITIONAL SMOKE OR FUMES IN CABIN INSPEXTION PER AMM 05-51-56 & FIM 21-00 TASK 806. NO SMELLS OR FUMES DUPLICATED & NO 30 DAY HISTORY WITH THE RH PACK. A/C OK FOR SERVICE.

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