# SDR UIEA2013071000362

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2013
- Submitted: July 10, 2013
- Operation: Air carrier
- Aircraft: [N415MC](https://openairdocs.org/aircraft/N415MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 32837
- Aircraft time: 46,701 hours, 7,622 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: BPS73
- Part serial: 52545
- 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/UIEA2013071000362

## Discrepancy

TWO EMERGENCY LIGHTS INOPERATIVE.    R & R POWER SUPPLY M5170 L-1 EMERGENCY LIGHTS OPS NORMAL REF AMM 33-51-04.

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