# SDR DALA2025101307452

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2025
- Submitted: October 13, 2025
- Operation: Air carrier
- Aircraft: [N359NW](https://openairdocs.org/aircraft/N359NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 846
- Aircraft time: 79,487 hours, 37,527 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Ecs
- Condition: Contaminated
- Location: Zone 100
- 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/DALA2025101307452

## Discrepancy

ON DECENT AT 2,500FT, CREW DECLARED AN EMERGENCY AND DONNED O2 MASKS DUE TO FUMES IN THE FLIGHT DECK. ARFF INSPECTED A/C ON TAXIWAY WITH NTF.   MTC FOUND APU INLET CONTAMINATION WITH OIL. PERFORM LEVEL B ECS DECONTAMINATION. APU PLACED ON MEL FOR CLEANING AND LEAK TROUBLESHOOTING. (LP: 7653266)

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