# SDR AALA202605124579

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2026
- Submitted: May 12, 2026
- Operation: Air carrier
- Aircraft: [N336TM](https://openairdocs.org/aircraft/N336TM), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 68107
- Aircraft time: 8,987 hours, 3,327 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202605124579

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: EMERGENCY LIGHTS NOT TURNING ON WITH SWITCH ACTIVATED. REMOVE AND REPLACED EMERGENCY LIGHT SWITCH S7. PER WDM 33-51-11 AND SWPM 20-83-11. OPS CHECKED GOOD.

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