# SDR AALA202506021192

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2025
- Submitted: June 2, 2025
- Operation: Air carrier
- Aircraft: [N727AN](https://openairdocs.org/aircraft/N727AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 33541
- Aircraft time: 45,948 hours, 5,330 cycles
- Engine: Ge GE90115B
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: GE90115BG02
- Part serial: 907475
- Condition: Vibration
- Location: Left
- Part time: 45,824 hours, 5,315 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: E, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202506021192

## Discrepancy

AIRCRAFT WAS GROUNDED: LEFT ENGINE VIBRATIONS AT FL 320 4.1-4.2. FLIGHT CREW WENT BACK AND FELT A STRONG VIBRATION THROUGH THE FLOOR AND AIRFRAME ABNORMAL RUMBLE. DECESION MADE TO DIVERT TO CLT. AIRCRAFT LANDED OVERWEIGHT WITHOUT INCIDENT. MAINTENANCE REPLACED #1 ENGINE IAW JC 72L40072006.

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