# SDR UALA2013071504938

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2013
- Submitted: September 3, 2013
- Operation: Air carrier
- Aircraft: [N120UA](https://openairdocs.org/aircraft/N120UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 29166
- Aircraft time: 58,675 hours, 6,801 cycles
- Engine: Pwa PW4056
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Wire
- Condition: Shorted
- Location: Emergency Light
- 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/UALA2013071504938

## Discrepancy

EXTERIOR EMERGENCY LIGHT INOPERATIVE.    TROUBLESHOT IAW SSM 33-51-04, PG 103, SH 1.  MEGGED L1871 & FOUND WIRE SHORTED. REPLACED WIRE  AND OPS CHECKED GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.