# SDR 2021060743370

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2021
- Submitted: April 5, 2022
- Operation: Air carrier
- Aircraft: [N688QS](https://openairdocs.org/aircraft/N688QS), registered now
- Make and model: Gulstm 680
- Aircraft serial: 680A0222
- Aircraft time: 1,339 hours, 854 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Unknown
- Condition: Unknown
- Stage of operation: TX
- How discovered: C
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2021060743370

## Discrepancy

EMERG LIGHT SWITCH: WITH EMER LTS SWITCH IN ARM POSITION NO EMER LIGHTS ILLUMINATE. EMER LIGHTS DO ILLUMINATE
IN THE ON POSITION.

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