# SDR DALA2026020300807

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2026
- Submitted: February 3, 2026
- Operation: Air carrier
- Aircraft: [N139DU](https://openairdocs.org/aircraft/N139DU), registered now
- Make and model: Airbus BD-500-1A10
- Registry model: [Airbus BD-500-1A10](https://openairdocs.org/model/airbus-canada-ltd-ptnrsp-bd-500-1a10) (OpenAirDocs)
- Aircraft serial: 50058
- Aircraft time: 13,737 hours, 6,383 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Smoke
- Location: Zone 200
- 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/DALA2026020300807

## Discrepancy

SMOKE- ON DESCENT INTO SEA CREW REPORTED ODOR EVENT AND DID DAWN O2 MASKS IN THE FLIGHT DECK.   T/S PER MSI WORKCARDS. FOUND ODOR FROM NBR 2 ENGINE. PERFORMED COMPRESSOR WASH, LOCKED OUT RIGHT BLEED SYSTEM PER MEL AND PERFORMED ECS DUCT DECONTAMINATION. ISSUED MONITOR LOG TO BORESCOPE WITHIN 10 DAYS. (LP# 8035283)

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