# SDR XMXR20191211005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2019
- Submitted: December 11, 2019
- Operation: Air carrier
- Aircraft: [N359AS](https://openairdocs.org/aircraft/N359AS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500354
- Aircraft time: 2,355 hours, 1,553 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 6450LS00
- Part serial: 629
- Condition: Failed
- Location: Emergency Lights
- Part time: 818 hours, 557 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/XMXR20191211005

## Discrepancy

EMERGENCY LIGHTS STAYS ON IN ARM POSITION OR FLASHES ON/OFF IN ARM AND ON.   REPLACED BATTERY PACK.

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