# SDR 2020FA0000390

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2020
- Submitted: September 1, 2020
- Operation: General aviation
- Aircraft: [N783AN](https://openairdocs.org/aircraft/N783AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30004
- Aircraft time: 81,638 hours, 9,788 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Charger
- Part number: D71702001
- Part serial: 7654
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2020FA0000390

## Discrepancy

EMERGENCY LIGHT POWER SUPPLY CHARGING UNIT FAILS TO RECHARGE BATTERY.

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