# SDR ASAA2025070659258

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2025
- Submitted: July 10, 2025
- Operation: Air carrier
- Aircraft: [N979AK](https://openairdocs.org/aircraft/N979AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43393
- Aircraft time: 10,900 hours, 3,250 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- 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/ASAA2025070659258

## Discrepancy

EXTERIOR EMERGENCY EXIT LIGHT AFT OF RIGHT AFT OVERWING EMERGENCY EXIT DOOR INOP. GROUNDED - YES. REMOVED & REPLACED BATTERY PACK, OPS TEST CHECKS GOOD IAW B737MAX AMM 33-51-06 & 33-51-00.

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