# SDR CALA2026060216748

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2026
- Submitted: June 2, 2026
- Operation: Air carrier
- Aircraft: [N36444](https://openairdocs.org/aircraft/N36444), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 31643
- Aircraft time: 47,814 hours, 17,463 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/CALA2026060216748

## Discrepancy

EPS BATTERY FAILD OP CHECK SDR REPORTING ONLY THE SDR HAS BEEN NOTED THE THE ELB LOG PAGE.REPLACED EPS BATTERY PACK AT STA 952 WL 290 LBL 14 IAW AMM 33-51-06-960-805 OP CHECK GOOD.

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