# SDR DALA2015012900744

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2015
- Submitted: January 30, 2015
- Operation: Air carrier
- Aircraft: [N542US](https://openairdocs.org/aircraft/N542US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26489
- Aircraft time: 52,990 hours, 21,593 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Ground Stud
- Condition: Loose
- Location: Emergency Light
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2015012900744

## Discrepancy

EMERGENCY LIGHTS INOP IN ROWS 34, 35, 36, 37, 38, 39, 40, 41, AND 42.  FOUND GROUND STUD NUT LOOSE AT GD4214-DC.  SECURED GROUND STUD NUT IAW WDM 33-51-22 AND CHAP 20.

---
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.