# SDR HNAA2019100400294

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2019
- Submitted: October 4, 2019
- Operation: Air carrier
- Aircraft: [N637AE](https://openairdocs.org/aircraft/N637AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145170
- Aircraft time: 45,132 hours, 42,004 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: RPS1B
- Part serial: C02845
- Condition: Inoperative
- 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/HNAA2019100400294

## Discrepancy

OVERHEAD EMERGENCY LIGHTS AT 12A AND 12BC PSU'S DO NOT ILLUMINATE.   R & R THE EMERGENCY BATTERY AND POWER SUPPLY IAW AMM 33-50-11-000/400-801-A. OK FOR SERVICE

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