# SDR ASAA2026081968119

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2026
- Submitted: August 20, 2026
- Operation: Air carrier
- Aircraft: [N964AK](https://openairdocs.org/aircraft/N964AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44068
- Aircraft time: 12,889 hours, 3,663 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- 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/ASAA2026081968119

## Discrepancy

AFT EMERGENCY LIGHT INOP. GROUNDED - YES. REPLACED BOTH AFT BATTERY PACKS IAW AMM 33-51-06 OPS CHECK GOOD NO FAULT AT THIS TIME.

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