# SDR FDEA202610201632

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2026
- Submitted: October 21, 2026
- Operation: Air carrier
- Aircraft: [N960FD](https://openairdocs.org/aircraft/N960FD), registered now
- Make and model: Boeing 757236
- Aircraft serial: 25593
- Aircraft time: 73,771 hours, 27,642 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Part number: 43410312001
- 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/FDEA202610201632

## Discrepancy

WHEN EMERGENCY LIGHT SWITCH WAS TURNED OFF, AFTER SHUTDOWN, THE UNARMED LIGHT DID NOT ILLUMINATE.  REMOVED AND REPLACED UNARMED LIGHT HOUSING ASSY IAW SWPM20-84-18. OPS CHECKED NORMAL, UNARMED  ANNUNCIATOR LIGHT REMAINS ILLUMINATED WITH  EMERGENCY EXIT SWITCH IN OFF POSITION, ACFT OK FOR  SERVICE.

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