# SDR AALA20160310002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2016
- Submitted: March 10, 2016
- Operation: Air carrier
- Aircraft: [N482AA](https://openairdocs.org/aircraft/N482AA), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49675
- Aircraft time: 77,653 hours, 41,254 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Condition: Faulty
- Location: Zone 100
- Stage of operation: DE
- How discovered: O
- Nature of condition: G
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20160310002

## Discrepancy

DURING APPROACH, BOTH CAPTAIN & FIRST OFFICER’S AIRSPEED INDICATORS STEADILY DECREASED IN AIRSPEED DURING DESCENT.  STANDBY INDICATION WAS RIGHT ON.  THE CREW DECLARED AN EMER & THE FLIGHT LANDED WITHOUT FURTHER INCIDENT.  CHANGED NR 1 CADC IAW AMM 34-16-01.  ACCOMPLISHED PITOT LEAK CHECK & STATIC LEAK CHECK IAW AMM 34-11-00.  OPERATIONS CHECKED GOOD.  THE ACFT WAS GNDED.  SEE ALSO AALA20160310003.

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