# SDR AALA202506169282

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 2025
- Submitted: June 16, 2025
- Operation: Air carrier
- Aircraft: [N734AR](https://openairdocs.org/aircraft/N734AR), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 31480
- Aircraft time: 39,912 hours, 4,566 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Zone 200
- 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/AALA202506169282

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: **DR 1L EMER BATTERY PACK (M33093) POWER LOW & WONT CHARGE UP**. MAINTENANCE REPLACED DR 1L EMER BATTERY PACK (M33093) AND TEST NORMAL IAW AMM 33-51-06 REV246.

---
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.