# SDR DALA2022122008235

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 20, 2022
- Submitted: December 20, 2022
- Operation: Air carrier
- Aircraft: [N871DN](https://openairdocs.org/aircraft/N871DN), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 31982
- Aircraft time: 19,106 hours, 7,364 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- 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/DALA2022122008235

## Discrepancy

(LOG 9046167) DURING INSPECTION FOUND EMERGENCY LIGHTS INOP AT SEATS 28 TO 32. REPLACED BATTERY PACK ON POWER SUPPLY FOR SEAT ROWS 28 TO 32 PER B737-AMM-33-51-06. OPS CHECK GOOD.

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