# SDR C8GA20120208003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2012
- Submitted: February 13, 2012
- Operation: Air carrier
- Aircraft: [N715AA](https://openairdocs.org/aircraft/N715AA), registered now
- Make and model: Boeing 727223
- Aircraft serial: 22470
- Aircraft time: 65,812 hours, 35,249 cycles
- System (JASC): [3421 · Attitude Gyro and Indicating System](https://openairdocs.org/jasc/3421)
- Part: Gyro
- Part number: 158973C
- Part serial: 010102
- Condition: Inaccurate
- Location: Zone 100
- Part time: 24 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C8GA20120208003

## Discrepancy

DURING CRUISE, BOTH CAPTAIN'S AND FIRST OFFICER'S ADI SHOWED A 10 DEGREE LT TURN.  AN EMERGENCY WAS DECLARED AND THE ACFT LANDED WITHOUT INCIDENT.  POST FLIGHT INSPECTION WAS PERFORMED.  R & R THE NR 1 AND NR 2 GYRO, PERFORM OPERATION CHECKS WITH NO DEFECTS.  ACFT WAS RETURNED TO SERVICE.

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