# SDR 2018FA0000102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2018
- Submitted: March 13, 2018
- Operation: General aviation
- Make and model: Boeing 737-3M8
- Registry model: [Boeing 737-3M8](https://openairdocs.org/model/boeing-737-3m8) (OpenAirDocs)
- Aircraft serial: 25041
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Part number: 4061100901
- Part serial: 95081890
- Condition: Failed
- Stage of operation: CL
- 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/2018FA0000102

## Discrepancy

AIRCRAFT RETURN TO AIRPORT AFTER TAKEOFF. FIRST OFFICER`S AIRSPEED INDICATOR INOPERATIVE IN ANALOG AND SPEED TAPE INDICATOR. THE FIRST OFFICER`S ALTIMETER INOPERATIVE.  ERRONEOUS INDICATORS ON BOTH INSTRUMENTS WITH STICK SHAKER DURING CLIMB.  CHANGED THE AIR DATA COMPUTER AND PERFORMED A FUNCTIONAL TEST NORMAL.

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