# SDR 2DYA20200106002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2019
- Submitted: January 6, 2020
- Operation: Air carrier
- Aircraft: [N700KW](https://openairdocs.org/aircraft/N700KW), registered now
- Make and model: Boeing 767336
- Aircraft serial: 25443
- Aircraft time: 68,934 hours, 30,004 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Condition: Discharged
- Location: Cabin
- Part time: 68,934 hours, 30,004 cycles
- 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/2DYA20200106002

## Discrepancy

DURING 28 DAY CHECK FOUND R/H EXIT SIGN LIGHT INOP.  REMOVED AND REPLACED R/H AFT BATTERY PACK IAW B767 AMM 33-51-07.  OPS CHECK NORMAL.  NOTE: AIRCRAFT WAS IN MAINTENANCE CHECK AT THE TIME THE ISSUE WAS FOUND.  FAA PMI HAS BEEN NOTIFIED.

---
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.