# SDR GTIA2025122639223

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2025
- Submitted: December 26, 2025
- 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: 53,417 hours, 24,575 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Zone 100
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2025122639223

## Discrepancy

FUME EVENT ON TAKEOFF PACK 1-REF LP-6019368-2, OIL LEAK ON APU GENERATOR FOUND AND COORECTED AND PERFORMED DECONATMINATION OF THE BLEED AIR DUCTS PER PER TSM 05-50-00-810-831.  CONTINUED TSM AND PERFORMED DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM IAW AMM 21-00-00-615-804 AND REPLACED RECIRCULATION FILTERS IAW AMM 21-21-41PERFORMED OPERATIONAL TEST OF TEMPERATURE CONTROL SYSTEM IAW AMM 21-63-00 NO ODORS NOTED FROM AIRCONDITIONING SYSTEM.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.