# SDR DALA2021011900323

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2021
- Submitted: January 19, 2021
- Operation: Air carrier
- Aircraft: [N190DN](https://openairdocs.org/aircraft/N190DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 28447
- Aircraft time: 105,620 hours, 15,483 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Guard
- Condition: Inoperative
- Location: Light Switch
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021011900323

## Discrepancy

EMERGENCY LIGHT SWITCH GUARDED FUNCTION INOPERATIVE.  MAINTENANCE FOUND 2 SPRINGS MISSING.  REPLACED OVERHEAD EMERGENCY LIGHT SWITCH GUARD.  SYSTEM OPERATION IS NORMAL.

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