# SDR GTIA2020123135526

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2020
- Submitted: December 31, 2020
- Operation: Air carrier
- Aircraft: [N604NK](https://openairdocs.org/aircraft/N604NK), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 4431
- Aircraft time: 38,449 hours, 17,593 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: DE
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2020123135526

## Discrepancy

FUME EVENT DESCENDING THROUGH 4000 FEET DIRTY SOCKS SMELL.  AFT FA REPORTED STRONGEST SMELL COMING FROM ROWS 14 AND BACK.  ACCOMPLISHED TSM 05-50-810-831 FOR CABIN ODOR IDENTIFICATION USED AEROTRACER FOUND NO CONTAMINATION OR ODORS PERFORMED ENGINE 1 AND 2 RUNS, IAW 71-00-00 ISOLATED ALL BLEED SOURCES.  NO ODOR DUPLICATION IN CABIN OR COCKPIT.  A/C OK FOR SERVICE.

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