# SDR CALA2025031702869

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2025
- Submitted: March 17, 2025
- Operation: Air carrier
- Aircraft: [N26210](https://openairdocs.org/aircraft/N26210), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28770
- Aircraft time: 80,277 hours, 29,676 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- 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/CALA2025031702869

## Discrepancy

M1670 BATTERY PACK FAILED EMERGENCY LIGHTING SYSTEM FUNCTIONAL CHECK (INTERIOR AND EXTERIOR) {MULT-33-3-0004} - REPLACED EMERG BATTERY #M1670, OPS CHK GOOD PER MM # 33-51-06-960-805.

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