# SDR KCSA202608111193

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 11, 2026
- Submitted: August 11, 2026
- Operation: Air carrier
- Aircraft: [N741CK](https://openairdocs.org/aircraft/N741CK), registered now
- Make and model: Boeing 747-4H6
- Registry model: [Boeing 747-4H6](https://openairdocs.org/model/boeing-747-4h6) (OpenAirDocs)
- Aircraft serial: 24315
- Aircraft time: 110,074 hours, 18,726 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- 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/KCSA202608111193

## Discrepancy

EMERGENCY LIGHT POWER SUPPLY AT APPROX STA 830 BEHIND GALLEY FAILS OPS CHECKED

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