# SDR CALA2022040800923

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2022
- Submitted: April 8, 2022
- Operation: Air carrier
- Aircraft: [N34222](https://openairdocs.org/aircraft/N34222), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28931
- Aircraft time: 72,132 hours, 26,061 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 262934
- Condition: Inoperative
- Location: M1674
- Stage of operation: UK
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2022040800923

## Discrepancy

EMERGENCY LIGHTING BATTERY PACK M1674 FAIL ON FUNCTIONAL CHECK. BATTERY REPLACED

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