# SDR CALA2025021702336

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2025
- Submitted: February 17, 2025
- Operation: Air carrier
- Aircraft: [N37252](https://openairdocs.org/aircraft/N37252), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30583
- Aircraft time: 75,075 hours, 28,215 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Inoperative
- 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/CALA2025021702336

## Discrepancy

EMEGENCY BATTERY SUPPLY M1674 REQUIRES REPLACEMENT. REMOVED AND REPLACED BATTERY PACK PER REF AMM 33-51-06 OPS CHECK GOOD PARTS USED:  99-3351-3-0015,QTY :1

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