# SDR CALA2024010400027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2023
- Submitted: January 4, 2024
- Operation: Air carrier
- Aircraft: [N77261](https://openairdocs.org/aircraft/N77261), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31582
- Aircraft time: 71,718 hours, 24,943 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 332618
- Condition: Discharged
- Location: Emergency Lights
- 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/CALA2024010400027

## Discrepancy

PASSENGER CABIN, EMERGENCY LIGHT BATTERY PACK M1671 CAPACITY CHE CK FAILS.  REMOVED AND REPLACED PASSENGER CABIN,EMERGENCY LIGHT BATTERY PACK M1671 IAW B737 AMM 33-51-06-960-805 PERFORMED OP''S CHECK ,TEST PASSED.

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