# SDR CALA2026020913639

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2026
- Submitted: February 9, 2026
- Operation: Air carrier
- Aircraft: [N76265](https://openairdocs.org/aircraft/N76265), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31585
- Aircraft time: 76,375 hours, 27,298 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Faulty
- 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/CALA2026020913639

## Discrepancy

EMERGENCY LIGHT BATTERY PACK M1675 FAILED CAPACITANCE CHECK REMOVED AND REPLACED BATTERY PACK M1675 IAW AMM 33-51-06-960-805 OPS CHECK GOOD PARTS USED:  99-3351-3-0015, QTY :1

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