# SDR CALA2024120603032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2024
- Submitted: December 6, 2024
- Operation: Air carrier
- Aircraft: [N35407](https://openairdocs.org/aircraft/N35407), registered now
- Make and model: Boeing 737924
- Aircraft serial: 30124
- Aircraft time: 63,638 hours, 26,508 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: No Test
- Location: Zone 200
- 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/CALA2024120603032

## Discrepancy

PASSENGER CABIN EMERGENCY LIGHTS, M2503 BATTERY PACK FAILS CAPACITY CHECK (REF: AAR NR 1000022891) REMOVED AND REPLACED BATTERY PACK (M2503) IAW B737 AMM 33-51-06-960-805. OPS TEST GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.