# SDR S2YA04008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 2004
- Submitted: February 2, 2005
- Operation: Air carrier
- Aircraft: [N91SK](https://openairdocs.org/aircraft/N91SK), registered now
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE91
- Engine: Pwa PT6A67D
- System (JASC): [3414 · Airspeed/Mach Indicator](https://openairdocs.org/jasc/3414)
- Part: Indicator
- Part number: 1303800057
- Condition: Erratic
- Location: Airspeed
- Part time: 16,115 hours
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/S2YA04008

## Discrepancy

DURING TAKEOFF ROLL, THE CREW NOTICED THE FO`S AIRSPEED INDICATOR WENT FROM INDICATING 0 KNOTS TO 55 KNOTS WHEN THE PILOT`S GAUGE INDICATED 75 KNOTS.  THE CREW ABORTED TAKEOFF AND RETURNED TO THE GATE.  MX INSPECTED THE SYSTEM AND REPLACED THE FO`S AIRSPEED INDICATOR AND RETURNED THE AC TO SERVICE WITH NO FURTHER DEFECTS. (K)

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