# SDR AALA201701049002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 1, 2017
- Submitted: January 5, 2017
- Operation: Air carrier
- Aircraft: [N194UW](https://openairdocs.org/aircraft/N194UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 3629
- Aircraft time: 28,172 hours, 10,969 cycles
- System (JASC): [2197 · Air Conditioning System Wiring](https://openairdocs.org/jasc/2197)
- Part: Contactor
- Part number: E0175B01E00
- Condition: Defective
- Location: Zone 100
- Stage of operation: DE
- How discovered: O
- Nature of condition: J, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201701049002

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED AN AVIONICS VENT FAN FAULT. AND ELECTRICAL FUMES IN THE COCKPIT DURING DECENT. THE AIRCRAFT LANDED AT CLT SAFELY AND FIRE TRUCKS FOLLOWED THE AIRCRAFT TO THE GATE. MAINTENANCE DETERMINED THAT THE AVIONICS EXTRACT FAN HAD FAILED AND SEIZED. THE AVIONICS EXTRACT FAN 18HQ AND CONTACTOR 7HQ WERE REPLACED PER AMM 21-26-51. (SEE AALA201701029002)

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