# SDR AALA202311202016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2023
- Submitted: November 20, 2023
- Operation: Air carrier
- Aircraft: [N733AR](https://openairdocs.org/aircraft/N733AR), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 33524
- Aircraft time: 36,725 hours, 4,206 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: BPAS105
- Condition: No Test
- Location: Zone 200 - Fuse
- 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/AALA202311202016

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: DOOR 3L EMERGENCY POWER ASSIST SYSTEM (EPAS) BATTERY TEST FAILED.**SUPPLEMENTAL REPORT FOR (AALA202311172016): INSTALLED EPAS BATTERY PACK. FUNCTIONAL CHECK GOOD.**(CLOSED).

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