# SDR DALA2021031801530

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2021
- Submitted: March 18, 2021
- Operation: Air carrier
- Aircraft: [N964AT](https://openairdocs.org/aircraft/N964AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55025
- Aircraft time: 52,531 hours, 35,733 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: No Test
- 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/DALA2021031801530

## Discrepancy

THE EMERGENCY LIGHTS WOULD NOT TEST FROM F/A SWITCH. MAINTENANCE FOUND THE OVERWING BATTERY PACK LOW AND REPLACED IT. THE EMERGENCY LIGHTS NOW CHECK GOOD FROM BOTH THE F/A AND COCKPIT POSITIONS. (LP #7577565)

---
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.