# SDR GTIA2017110602223

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 6, 2017
- Submitted: November 7, 2017
- Operation: Air carrier
- Aircraft: [N625NK](https://openairdocs.org/aircraft/N625NK), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 5954
- Aircraft time: 14,586 hours, 6,744 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Mixer Box
- Condition: Contaminated
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2017110602223

## Discrepancy

FUME EVENT IN REAR GALLEY.  PERFORMED INSPECTION OF ECS BETWEEN PACK INLETS AND PACK DOWNSTREAM CHECK VAVLES FOR CONTAMINATION IAW AMM 21-52-00.  NO CONTAMINATION FOUND.  ON FURTHER INVESTIGATION OF MIXING BAY, FOUND HYDRAULIC FLUID CONTAMINATION AT LOWEST POINT UNDER INSULATION BLANKETS.  CLEANED THE CONTAMINATION FROM MIXING BAY IAW AMM 12-21-12.  R & R BOTH RECIRCULATION FILTERS IAW AMM 21-21-41.

---
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.