# SDR CALA2024011500108

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2024
- Submitted: January 15, 2024
- Operation: Air carrier
- Aircraft: [N73270](https://openairdocs.org/aircraft/N73270), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31632
- Aircraft time: 69,099 hours, 24,224 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 187607
- Condition: Discharged
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2024011500108

## Discrepancy

PASSENGER CABIN, EMERGENCY LIGHT BATTERY PACK M1673 OPS CHECK FAILS (REF AAR NR 99994959) REMOVED AND INSTALLED NEW BATTERY PACK M1673 IAW B737 AMM 33-51- 06-960-805. OPERATIONAL TEST GOOD.

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