# SDR UALA2013040202152

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2013
- Submitted: May 3, 2013
- Operation: Air carrier
- Aircraft: [N171UA](https://openairdocs.org/aircraft/N171UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 24322
- Aircraft time: 89,287 hours, 10,532 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Lamp
- Part number: 78671
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013040202152

## Discrepancy

UPPER DECK EMERGENCY DOOR LEFT GROUND MODE INDICATION LIGHT INOPERATIVE.  RELAMPED EMERGENCY LIGHT.

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