# SDR CALA2022112103175

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2022
- Submitted: November 21, 2022
- Operation: Air carrier
- Aircraft: [N62895](https://openairdocs.org/aircraft/N62895), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 62769
- Aircraft time: 19,106 hours, 7,006 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Part serial: 423878
- Condition: Inoperative
- Location: M2816
- Stage of operation: IN
- How discovered: O
- Nature of condition: L
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2022112103175

## Discrepancy

EMERGENCY POWER PACK, M2816, FAILS EMERGENCY LIGHTING OPERATIONA L TEST (REF AAR NR 99950704)

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