# SDR SIMA20130125002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2013
- Submitted: January 25, 2013
- Operation: Air carrier
- Aircraft: [N638AE](https://openairdocs.org/aircraft/N638AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145172
- Aircraft time: 31,923 hours, 29,245 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Condition: Loose
- Location: Emergency Light
- Stage of operation: UK
- 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/SIMA20130125002

## Discrepancy

FOR FLIGHT 4110 THE CREW REPORTED THE EMERGENCY LIGHT ARMING SWITCH WAS LOOSE.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  TIGHTENED JAM NUT ON EMERGENCY LIGHT ARM SWITCH IAW STANDARD MTX PRACTICES.  THE AIRCRAFT WAS RETURNED TO SERVICE.

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