# SDR DXTA2026101410165

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2026
- Submitted: October 14, 2026
- Operation: Air carrier
- Aircraft: [N333QS](https://openairdocs.org/aircraft/N333QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500186
- Aircraft time: 11,046 hours, 8,648 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 7450LS00
- Part serial: 007472
- Condition: Defective
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026101410165

## Discrepancy

IN CRUISE FLIGHT WITH THE EMERGENCY LIGHT SWITCH IN THE ARMED POSITION THE EMER LIGHTS WERE ON IN THE CABIN.  ON LANDING THE EMERGENCY LIGHTS BEGAN TO FLASH.   REPLACED BATTERIES. OPS CHECK GOOD. IAW AMM 33-52-01.

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