# SDR AALA2018090519029

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2018
- Submitted: September 5, 2018
- Operation: Air carrier
- Aircraft: [N655AW](https://openairdocs.org/aircraft/N655AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1075
- Aircraft time: 65,600 hours, 25,144 cycles
- System (JASC): [2197 · Air Conditioning System Wiring](https://openairdocs.org/jasc/2197)
- Part: Contactor
- Condition: Burned
- Location: Extract Fan
- Stage of operation: NR
- 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/AALA2018090519029

## Discrepancy

ELECTRICAL BURNING ODOR IN THE COCKPIT AFTER STARTING THE NR 1 ENGINE.  THE AIRCRAFT WAS GROUNDED.   FOUND AVIONICS VENT EXTRACT FAN CONTACTOR 7HR BURNED.  REPLACED THE CONTACTOR 7HR. SYSTEM OPS CHECKED GOOD IAW AMM 21-26-00-710-001A, ESPM 20-45-24, ESPM 20-48-11.

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