# SDR 2DYA20210128002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2021
- Submitted: January 29, 2021
- Operation: Air carrier
- Aircraft: [N705KW](https://openairdocs.org/aircraft/N705KW), registered now
- Make and model: Boeing 767336
- Aircraft serial: 24342
- Aircraft time: 63,886 hours, 29,377 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Depleted
- Location: L4 Emer 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/2DYA20210128002

## Discrepancy

DURING MTX CHECK IT WAS FOUND THE L4 EMERGENCY LIGHT INOPERABLE, (EXTERIOR) AND THE LIGHTS WERE LEFT ON.  MTX MECHANIC DISCOVERED THE L4 BATTERY NEEDED TO BE CHARGED.  A/C LIGHTS WERE RECHARGED AND ARE NOW OPERATIONAL.

---
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.