# SDR UALA2009113003665

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2009
- Submitted: December 2, 2009
- Operation: Air carrier
- Aircraft: N515UA
- Make and model: Boeing 757222
- Aircraft serial: 24840
- Aircraft time: 63,492 hours, 23,766 cycles
- Engine: Pwa PW2037
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131
- 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/UALA2009113003665

## Discrepancy

EEL BETWEEN ROWS 17 AND 23 INOPERATIVE.  REPLACED BATTERY P/N 2013-1 AND POWER SUPPLY 2012-1 M10770.

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