# SDR CALA2026101220269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2026
- Submitted: October 12, 2026
- Operation: Air carrier
- Aircraft: [N56859](https://openairdocs.org/aircraft/N56859), registered now
- Make and model: Boeing 757324
- Aircraft serial: 32818
- Aircraft time: 63,847 hours, 20,117 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 99335130015
- 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/CALA2026101220269

## Discrepancy

DURING EMERGENCY LIGHT TEST FOUND MULTIPLE INTERIOR LIGHTS IN FWD AND MID CABIN NOT TURNING ON OR TURNING OFF SHORTLY AFTER TEST START REPLACED BATTERY PACK M11613 IAW AMM 33-51-07-902-005-002. OP CHECKS GOOD.

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