# SDR GTIA2018033002548

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2018
- Submitted: April 2, 2018
- Operation: Air carrier
- Aircraft: [N602NK](https://openairdocs.org/aircraft/N602NK), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 4264
- Aircraft time: 30,708 hours, 14,222 cycles
- Engine: Iae V2527A5
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Contaminated
- Location: Nr 1
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: G, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2018033002548

## Discrepancy

DURING DESCENT THROUGH 10,000 FT,  HAD A STRONG DIRTY SOCK ODOR IN THE COCKPIT.   ISOLATED THE NR 1 PACK,  ODOR WAS STILL PRESENT.  ISOLATED THE NR 2 PACK AND ODOR STILL STRONG.  LANDED WITH OXYGEN MASKS ON.   FOUND THE NR 1 ENGINE TO BE THE SOURCE OF CONTAMINATION.  PERFORMED A DECONTAMINATION OF THE ENVIROMENTAL CONTROL SYSTEM WITH ENGINES IAW AMM 21-00-00-615-003-A. NO ODER PRESENT AFTER DECONTAMINATION.

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