# SDR 2021F00020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 5, 2021
- Submitted: February 8, 2021
- Operation: General aviation
- Aircraft: [N328QS](https://openairdocs.org/aircraft/N328QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500175
- Aircraft time: 5,884 hours, 4,643 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 6450LS00
- Part serial: 002416
- Condition: No Test
- 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/2021F00020

## Discrepancy

THE COCKPIT LOCATION EMERGENCY LIGHTS BATTERY FAILED SCHEDULED FUNCTIONAL TEST. BATTERY ASSEMBLY WAS REPLACED WITH A REPAIRED BATTERY AND NO FURTHER DEFECTS WERE NOTED. THIS REPORT COMPLIES WITH 14CFR PART 135 OPERATOR'S GMM REQUIREMENTS.

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