# SDR ASAA2023101045531

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2023
- Submitted: October 10, 2023
- Operation: Air carrier
- Aircraft: [N247AK](https://openairdocs.org/aircraft/N247AK), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36364
- Aircraft time: 25,986 hours, 8,468 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: D71701100
- Condition: Inoperative
- Location: Main Cabin
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023101045531

## Discrepancy

EMERGENY LIGHTS AT ROW 27DEF INOP. GROUNDED - YES. REMOVED, REPLACED, AND OPS CHECKED GOOD THE EMERGENCY LIGHT POWER SUPPLY BATTERY PACK AT ROW 27DEF IAW B737-900 AMM 33-51-06-960-805. (S/N 414469)

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