# SDR SWAA2026091465467

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2026
- Submitted: September 15, 2026
- Operation: Air carrier
- Aircraft: [N943WN](https://openairdocs.org/aircraft/N943WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36913
- Aircraft time: 53,229 hours, 32,710 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Intermittent
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026091465467

## Discrepancy

EMERGENCY EXIT LIGHTS AT 19DEF AND 22DEF ILLUMINATE ON AND TURN OFF WTHIN A COUPLE OF SECONDS.   REMOVED AND REPLACED EMERENCY LIGHT POWER SUPPLY AND BATTERY PACK IAW AMM 33-51-06-960-806.

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