# SDR SWAA2026032380623

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2026
- Submitted: March 23, 2026
- Operation: Air carrier
- Aircraft: [N495WN](https://openairdocs.org/aircraft/N495WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33869
- Aircraft time: 69,937 hours, 41,848 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Filter
- Condition: Odor
- Location: Zone 100
- Stage of operation: TO
- How discovered: O
- Nature of condition: B
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026032380623

## Discrepancy

FLIGHT CREW SMELLED SMOKE IN THE COCKPIT AND FLIGHT ATTENDANTS SMELLED SMOKE IN THE CABIN.   PERFORMED CONDITIONAL INSPECTION REMOVED AND REPLACED LEFT AND RIGHT COALESCED BAGS; AND REMOVED AND REPLACED CABIN RECIRCULATING AIR HEAP FILTER. PERFORMED ENG AND PACK OPERATION OPS CHECK GOOD NO DEFECTS NOTED IAW AMM 05-51-56, AMM 21-25-01 & AMM 21-51-05

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