# SDR 2008UALA02381

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2008
- Submitted: April 24, 2008
- Operation: Air carrier
- Aircraft: N199UA
- Make and model: Boeing 747422
- Aircraft serial: 28717
- Aircraft time: 43,412 hours, 5,224 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Part number: 20131A
- Condition: Inoperative
- Location: Seats 46-52abc
- 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/2008UALA02381

## Discrepancy

SEAT 46-52ABC EMERGENCY LIGHTS IS INOP.   REPLACED EMERGENCY LIGHT BATTERY PACK.  CHECKS NORMAL.

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