# SDR CALA2025111911351

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2025
- Submitted: November 19, 2025
- Operation: Air carrier
- Aircraft: [N77012](https://openairdocs.org/aircraft/N77012), registered now
- Make and model: Boeing 777224
- Aircraft serial: 29860
- Aircraft time: 121,112 hours, 12,279 cycles
- System (JASC): [3421 · Attitude Gyro and Indicating System](https://openairdocs.org/jasc/3421)
- Part: Indicator
- Part number: C16786FA02
- Part serial: C16786013008
- Condition: Faulted
- Location: Attitude
- Part time: 33,636 hours, 5,375 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: P
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025111911351

## Discrepancy

STBY ATTITUDE INDICATOR FAILED.  R & R ISFD OPS CHECKED, TEST PASSED, AND ROLL POINTER VISUAL ALIGNMENT WITHIN TOLERANCE IAW AMM 34-24-02.

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