# SDR GTIA2026030939292

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2026
- Submitted: March 9, 2026
- Operation: Air carrier
- Aircraft: [N621NK](https://openairdocs.org/aircraft/N621NK), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 5672
- Aircraft time: 44,047 hours, 20,186 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Nr 2
- 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/GTIA2026030939292

## Discrepancy

DURING LANDING 2000FAT SMELLED ODOR, TURN OFF PACK 2, ODOR WENT AWAY AND STOPPED- WITH PACK 2 OFF- ( PACKS - A320 WITH MOD. 30626/MP K6443 (ENHANCED ECS) OR A321 WITH MOD. 157080/MP K17996 (PACK FLOW SELECTOR) AND WITH MOD. 30626/MP K6443 (ENHANCED ECS) )-PERFORMED TSM 05-50-00-810-831-A, DECISION TREE POINTED TOWARDS HYDRO LEAK. WE FOUND A HYDRO LEAK REF LOG 6024105-1. DURING TESTING PACK 2 SHOWS A PERDOMINANT SMALL POSSIBLE ENG CONTAMINATION OR PACK 2 COMPONENT CONTAMINATED. REF OG 6024105-2.

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