# SDR CHQA20131004359

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2013
- Submitted: October 8, 2013
- Operation: Air carrier
- Aircraft: N257JQ
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500812
- Aircraft time: 23,477 hours, 21,285 cycles
- Engine: Rroyce AE3007A1P
- Engine time: 18,887 hours, 16,653 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 100865
- Part serial: C02224
- Condition: Discharged
- Location: Emergency Light
- Part time: 14,648 hours, 11,497 cycles
- 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/CHQA20131004359

## Discrepancy

MX REPORTED THAT THE NR 4 EMERGENCY LIGHT BATTERY WAS FOUND TO BE INOPERATIVE.  REPLACED NR 4 EMERGENCY LIGHT BATTERY.  OPS CHECKED GOOD WITH NO FURTHER DEFECTS NOTED.

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