# SDR AALA202412094790

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 2024
- Submitted: December 9, 2024
- Operation: Air carrier
- Aircraft: [N732AN](https://openairdocs.org/aircraft/N732AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 31549
- Aircraft time: 41,243 hours, 4,816 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Battery
- Part number: BPAS105
- Part serial: 2068
- Condition: No Test
- Location: Zone 200
- Part time: 140 hours, 17 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/AALA202412094790

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: L/H #3 OVERWING ESCAPE SYSTEM BACKUP BATTERY FAILED TEST. MAINTENANCE REPLACED L/H #3 OVERWING ESCAPE SYSTEM BACKUP BATTERY I.A.W AMM 52-12-24.

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