# SDR AALA202008219003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2020
- Submitted: August 21, 2020
- Operation: Air carrier
- Aircraft: [N780AN](https://openairdocs.org/aircraft/N780AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29956
- Aircraft time: 78,276 hours, 9,851 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Lamp
- Part number: WL767
- Condition: Inoperative
- 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/AALA202008219003

## Discrepancy

AIRCRAFT WAS GROUNDED: L4 DOOR EXTERIOR EMERGENCY EXIT LIGHT INOPERATIVE. REMOVED AND REPLACED 4L DOOR EXTERIOR EMERGENCY LIGHT PER AMM 33-51-04.

---
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.