# SDR DALA2016051904073

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2016
- Submitted: May 20, 2016
- Operation: Air carrier
- Aircraft: [N547US](https://openairdocs.org/aircraft/N547US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26494
- Aircraft time: 61,452 hours, 20,868 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Lights
- 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/DALA2016051904073

## Discrepancy

EMERGENCY LIGHTS, ROWS 38DEF TO 42DEF INOPERATIVE.  REPLACED BATTERY PACK M735 AND SECURED GROUND G3029.  SYS OPS CHK GOOD IAW AMM 33-51.

---
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.