# SDR ASAA2021091735982

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 2021
- Submitted: September 20, 2021
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 35,107 hours, 10,264 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: CR
- 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/ASAA2021091735982

## Discrepancy

THE LIGHT ON 17A EMERGENCY EXIT WINDOW STAYED ILLUMINATED DURING THE FLIGHT. ON DESCENT ALL FOUR (16A, 16F, 17F) ILLUMINATED. GROUNDED - YES. ACCOMPLISHED B737-800 33-50 TASK 801. INITIAL EVALUATION EMERGENCY EXIT LIGHTS ARE OPERATING NORMALLY.

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