# SDR AALA202111159157

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2021
- Submitted: November 15, 2021
- Operation: Air carrier
- Aircraft: [N786AN](https://openairdocs.org/aircraft/N786AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30250
- Aircraft time: 82,442 hours, 10,260 cycles
- System (JASC): [2420 · AC Generation System](https://openairdocs.org/jasc/2420)
- Part: Converter
- Part number: 757183G
- Condition: Failed
- Location: Zone 100 - Fuse
- Stage of operation: CR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202111159157

## Discrepancy

AIRCRAFT WAS GROUNDED: BACKUP ELECTRICAL SYSTEM FAILED ON ETOPS ROUTE, FLIGHT DIVERTED TO LAX. **SUPPLEMENTAL REPORT: REPLACED BACKUP GENERATOR CONVERTER WITH SERVICEABLE UNIT IAW AMM 24-25-09, OPS CHECK GOOD.** (CLOSED)

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