# SDR CALA2016011895002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2016
- Submitted: January 18, 2016
- Operation: Air carrier
- Aircraft: [N795UA](https://openairdocs.org/aircraft/N795UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26927
- Aircraft time: 80,111 hours, 11,047 cycles
- Engine: Pwa PW40903
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- Location: Cabin
- 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/CALA2016011895002

## Discrepancy

WHILE PERFORMING EMER LIGHT CHECK AT A5 CHECK, CARD NR 2-3320 AREA LIGHTS, BETWEEN STATION 930RT - 1056RT, DID NOT ILLUMINATE, 3 EACH LIGHTS.  REPLACED BATTERY ASSEMBLY IAW WDM 33-51-64.  OPERATIONS CHECKED GOOD.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.