# SDR 2008UALA05707

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2008
- Submitted: September 22, 2008
- Operation: Air carrier
- Aircraft: [N120UA](https://openairdocs.org/aircraft/N120UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 29166
- Aircraft time: 39,077 hours, 4,689 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 582233
- Condition: Inoperative
- Location: Emergency Light
- 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/2008UALA05707

## Discrepancy

EMERGENCY EXIT LIGHT INOP AT DOOR 2 LEFT FWD AND AFT SILL LIGHTS.  FOUND BATTERY INOP.  REPLACED BATTERY, OPS CHECKS NORMAL.

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