# SDR UIEA2019060704422

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2019
- Submitted: June 7, 2019
- Operation: Air carrier
- Aircraft: [N322SG](https://openairdocs.org/aircraft/N322SG), registered now
- Make and model: Boeing 747481
- Aircraft serial: 30322
- Aircraft time: 45,914 hours, 6,019 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20131A
- Part serial: 36987
- Condition: Inoperative
- Location: Emergency Lights
- 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/UIEA2019060704422

## Discrepancy

FOUND CABIN ZONE D CEILING PANEL EMERGENCY LIGHT POWER PACK M7927 INOP.  REPLACED EMERGENCY LIGHT POWER PACK M7927 IAW AMM 33-51-04-902-001-001 REV. 95.  PERFORMED EMERGENCY LIGHT TEST. RESULT WAS SATISFACTORY IAW AMM 33-51-04-902-001-001 REV. 95.

---
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.