# SDR COEA2016102628917

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2016
- Submitted: October 28, 2016
- Operation: Air carrier
- Aircraft: [N917FX](https://openairdocs.org/aircraft/N917FX), registered now
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 354
- Aircraft time: 25,352 hours, 32,718 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Part number: 7000700959
- Part serial: 87112400
- Condition: Failed
- Location: Nr 2
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COEA2016102628917

## Discrepancy

FLT 200: REPO FLIGHT GEG TO SBA, AIR TURNBACK.  AIR DATA COMPUTER NR 2 FAILED AFTER TAKEOFF.  CREW ELECTED TO RETURN TO GEG, NO EMERGENCY DECLARED.  MAINTENANCE REPLACED THE NR 2 AIR DATA COMPUTER.

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