# SDR 2012F00021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2011
- Submitted: December 2, 2011
- Operation: General aviation
- Make and model: Boeing 767-300
- Registry model: [Boeing 767-300](https://openairdocs.org/model/boeing-767-300) (OpenAirDocs)
- Aircraft time: 80,780 hours, 12,924 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: PAC5005
- Part serial: 23226
- Condition: Faulty
- Location: Zone 200
- 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/2012F00021

## Discrepancy

OVERWING EMERGENCY EXIT SIGNS 4EA AND SEAT MOUNTED EMERGENCY MARKERS WOULDN'T TEST. FOUND POWER SUPPLY FAULTY.

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