# SDR UALA2010092903606

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2010
- Submitted: October 1, 2010
- Operation: Air carrier
- Aircraft: N127UA
- Make and model: Boeing 747422
- Aircraft serial: 28813
- Aircraft time: 45,197 hours, 5,383 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Faulty
- Location: Cabin
- 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/UALA2010092903606

## Discrepancy

EMERGENCY EXIT LIGHTS COME ON WITH SWITCH IN OFF POSITION. ACCOMPLISHED EXCESSIVE REPAIRS TO EMERGENCY LIGHT SYSTEM AND ACCOMPLISHED NUMEROUS OPS CHECK. SYSTEM GROUND CHECKS NORMAL.

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