# SDR MASA97283

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N50YV
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE50
- System (JASC): [3425 · Integrated Flight System](https://openairdocs.org/jasc/3425)
- Part: Efis Tube
- Part number: 6229681001
- Condition: Failed
- Location: Rt Instr Panel
- Stage of operation: CR
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MASA97283

## Discrepancy

WHILE CONDUCTING A MAINTENANCE TEST FLT FOR AUTOFEATHER PROBLEM, F/O'S EFIS TUBE FAILED, EMITTING SMOKE.  CREW DECLARED AN EMERGENCY AND RETURNED TO THE FIELD, LANDING WITHOUT INCIDENT.  MAINTENANCE REMOVED AND REPLACED EFIS TUBE, OPS CHECK GOOD.  (M)

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