# SDR C2XA99CL056

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N87557
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE246
- System (JASC): [3421 · Attitude Gyro and Indicating System](https://openairdocs.org/jasc/3421)
- Part: Vertical Gyro
- Part number: 6224565001
- Condition: Malfunctioned
- Location: Nr 2
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA99CL056

## Discrepancy

CLE - FLT 3056 - THE CREW REPORTED THE NR 2 EADI DISPLAY WENT BLANK IN-FLIGHT MOMENTARILY. THE AIRCRAFT RETURNED TO CLEVELAND WITHOUT FURTHER INCIDENT.  MAINTENANCE REMOVED AND REPLACED THE NR 2 VERTICAL GYRO IAW COLLINS CMM AND PERFORMED OPERATIONAL CHECKS WITH NO DEFECTS NOTED.  THE AIRCRAFT WAS RELEASED TO SERVICE.  (X)

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