# SDR IPXA2016022399779

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2016
- Submitted: February 24, 2016
- Operation: Air carrier
- Aircraft: [N474UP](https://openairdocs.org/aircraft/N474UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 28844
- Aircraft time: 14,787 hours, 10,325 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part serial: 35465
- Condition: Inoperative
- 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/IPXA2016022399779

## Discrepancy

EMERGENCY LIGHTS FOUND TO BE INOPERATIVE.  R & R THE EMERGENCY BATTERY PACK IAW MM 33-51-07-902-001 PN, PN/OFF 2013-1A, SN ON 36483, SN OFF 35465.  SYSTEM OPS CHECKED NORMAL, OK FOR SERVICE.

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