# SDR UALA2010083003191

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2010
- Submitted: September 15, 2010
- Operation: Air carrier
- Aircraft: N548UA
- Make and model: Boeing 757222
- Aircraft serial: 25396
- Aircraft time: 71,120 hours, 20,526 cycles
- Engine: Pwa PW2037
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20121
- Condition: Inoperative
- Location: Emergency Lgiht
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010083003191

## Discrepancy

DOOR 3L EMERGENCY EXIT LIGHT OUT.  ACTUAL POSITION IS ABOVE DOOR 4L. FOUND DEAD BATTERY PACK AND REPLACED BATTERY PACK, OPS CHECK GOOD.

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