# SDR P5CA2016052800119

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2016
- Submitted: May 31, 2016
- Operation: Air carrier
- Aircraft: [N454PA](https://openairdocs.org/aircraft/N454PA), registered now
- Make and model: Boeing 747-46NF
- Registry model: [Boeing 747-46NF](https://openairdocs.org/model/boeing-747-46nf) (OpenAirDocs)
- Aircraft serial: 30812
- Aircraft time: 60,534 hours, 9,863 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 2013A
- Part serial: 80907
- Condition: Faulted
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA2016052800119

## Discrepancy

UPPER DECK EMERGENCY LIGHT INOPERATIVE, REAR LIGHT ASSY.  T/S FOUND EMERGENCY LIGHT POWER SUPPLY AT FAULT BS 590, RT EQUIPMENT M5169 IAW WDM 33-51-71, PAGE 1.  REPLACED WITH SERVICEABLE POWER SUPPLY ASSY.  OP'S CHECKED NORMAL IAW AMM 33-51-04.

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