# SDR GTIA2018021002421

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2018
- Submitted: February 13, 2018
- 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: 15,515 hours, 7,155 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Isolation Valve
- Condition: Failed
- Stage of operation: CL
- 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/GTIA2018021002421

## Discrepancy

AVIONIC VENT SYS FAULTED ON ECAM DURING CLIMB.    HAD SLIGHT BURNING ODOR UNTIL EXTRACT WAS PUT TO OVERRIDE,  SKIN EXCHANGER ISOLATION VALVE INOPERATIVE IN THE OPEN POSITION.  REMOVED AND REPLACED VENTILATION EXCHANGER ISOLATION VALVE IAW AMM 21-26-55.  TESTED GOOD, NO FAULTS NOTED.

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