# SDR DBCA2012121100008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 2012
- Submitted: December 13, 2012
- Operation: Air carrier
- Aircraft: N16SU
- Make and model: Cessna 650
- Registry model: [Cessna 650](https://openairdocs.org/model/cessna-650) (OpenAirDocs)
- Aircraft serial: 6500025
- Aircraft time: 8,643 hours, 6,113 cycles
- System (JASC): [3421 · Attitude Gyro and Indicating System](https://openairdocs.org/jasc/3421)
- Part: Vertical Gyro
- Part number: 7000622901
- Part serial: 02079402
- Condition: Faulty
- Location: Nr 2
- Stage of operation: TX
- How discovered: C
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DBCA2012121100008

## Discrepancy

ON POWER UP CREW NOTED NR 2 ATTITUDE INDICATOR FLAG WON'T CLEAR.  CREW CYCLED POWER SEVERAL TIMES, WITH NO CHANGE.  CREW CONTACTED MAINTENANCE.  TROUBLESHOT TO NR 2 VERTICAL GYRO.  REPLACED NR 2 VERTICAL GRYO WITH INSPECTED UNIT.  OPS CHECK GOOD.

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