# SDR CALA2024041801130

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2024
- Submitted: April 18, 2024
- Operation: Air carrier
- Aircraft: [N38454](https://openairdocs.org/aircraft/N38454), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 31640
- Aircraft time: 36,805 hours, 13,369 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Inoperative
- Location: Emergency Lgihts
- 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/CALA2024041801130

## Discrepancy

PASSENGER CABIN,EMERGENCY LIGHTS BATTERY PACK M1671 FAILS OPERAT IONAL CHECK.(REF AAR NR 100003046) REMOVED AND REPLACED EMERGENCY BATTERY PACK M1671 IAW B737 AMM 3 3-51-06-960-805. OPS TEST GOOD.

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