# SDR J7SA2020072300210

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2020
- Submitted: July 23, 2020
- Operation: Air carrier
- Aircraft: [N423FX](https://openairdocs.org/aircraft/N423FX), registered now
- Make and model: Emb EMB-545
- Registry model: [EMB EMB-545](https://openairdocs.org/model/embraer-s-a-emb-545) (OpenAirDocs)
- Aircraft serial: 55010055
- Aircraft time: 894 hours, 540 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 6450LS00
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/J7SA2020072300210

## Discrepancy

DISCOVERED EMERGENCY LIGHTS NOT ARMED CAS MESSAGE WILL NOT GO OFF.  REMOVED AND REPLACED THE NR 1 EMERGENCY BATTERY PACK WITH AN INSPECTED UNIT AND THE NR 2 EMERGENCY BATTERY PACK WITH A TESTED UNIT IAW  AMM 33-51-00. ACCOMPLISHED THE OPERATIONAL TEST OF THE EMERGENCY BATTERY PACKS IAW AMM 33-51-01. OPERATIONAL CHECKED GOOD.

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