# SDR 2008UALA01389

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2008
- Submitted: March 13, 2008
- Operation: Air carrier
- Aircraft: [N182UA](https://openairdocs.org/aircraft/N182UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 25279
- Aircraft time: 70,771 hours, 8,691 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 90085
- Condition: Inoperative
- Location: Emergency Lights
- 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/2008UALA01389

## Discrepancy

LEFT NR 2 AND RIGHT NR 2 EXIT SIGN LIGHT NOT ON. REPLACED BATTERY PACK OPS CHECK GOOD. AC OK FOR SERVICE.

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