# SDR UALA2012021000796

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2012
- Submitted: March 2, 2012
- Operation: Air carrier
- Aircraft: N177UA
- Make and model: Boeing 747422
- Aircraft serial: 24384
- Aircraft time: 89,465 hours, 10,909 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Cabin
- 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/UALA2012021000796

## Discrepancy

EMERGENCY EXIT EEL LIGHTS INOP SEAT ROWS 45 THRU 53 LEFT, DOOR 4 LEFT FWD EXIT SIGN, DOOR 4 RIGHT AFT EXIT SIGN, LOWER WALL EEL ACROSS DOOR 4 LEFT, AND DOOR 4 GALLEY AREA LOWER WALL EEL.  THIS IS A REPETITIVE PROBLEM IN THIS SPECIFIC AREA ON 84XX AIRCRAFT.  REPLACED LIGHT PLATE AND REPLACED BULB IN LWR WALL GALLEY ALL WORKED NORMAL.

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