# SDR CALA2023100402940

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2023
- Submitted: October 4, 2023
- Operation: Air carrier
- Aircraft: [N38459](https://openairdocs.org/aircraft/N38459), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 37206
- Aircraft time: 35,358 hours, 12,829 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: ADD71701100
- Condition: Failed
- Location: M1676
- 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/CALA2023100402940

## Discrepancy

EMERGENCY BATTERY PACK AT M1676 NIT HOLDING CHARGE REMOVED AND REPLACED BATTERY PACK IAW AMM CH 33-51-06. OPS CHECK GOOD.

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