# SDR DXTA2023022881190

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2023
- Submitted: February 28, 2023
- Operation: Air carrier
- Aircraft: [N335QS](https://openairdocs.org/aircraft/N335QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500200
- Aircraft time: 7,602 hours, 5,977 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 6401359500
- Part serial: 001475M
- Condition: Discharged
- Location: Zone 900
- Part time: 1,671 hours
- Stage of operation: NR
- How discovered: V
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2023022881190

## Discrepancy

EMERGENCY LIGHTING: EMERGENCY LIGHTS ARE ON WITH THE EMER LT SWITCH IN THE ARM POSITION. *** CORRECTIVE ACTION *** TROUBLESHOT AND REMOVED DEFECTIVE #2 EMERGENCY BATTERY AND REPLACED WITH CUSTOMER SUPPLIED MODIFIED EMERGENCY BATTERY IAW EMB-505 AMM 33-52-01. OPS CHECKED GOOD NO DEFECTS NOTED AT THIS TIME.

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