# SDR DL76L090830

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2009
- Submitted: May 8, 2009
- Operation: Air carrier
- Aircraft: [N196DN](https://openairdocs.org/aircraft/N196DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 28453
- Aircraft time: 55,746 hours, 8,149 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Condition: Malfunctioned
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL76L090830

## Discrepancy

DIVERTING TO BGR FOR AIR DATA ISSUES.  CAPT AIRSPEED WENT TO 400 KNOT AND ALTN STARTED TO DROP AT FL330.  F/O SIDE WAS UNRELIABLE.

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