# SDR DALA1108846815

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2011
- Submitted: February 7, 2011
- Operation: Air carrier
- Aircraft: [N718TW](https://openairdocs.org/aircraft/N718TW), registered now
- Make and model: Boeing 757231
- Aircraft serial: 28486
- Aircraft time: 38,673 hours, 12,509 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Condition: Malfunctioned
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1108846815

## Discrepancy

DURING FLIGHT, CREW REPORTED EMERGENCY LIGHTING CYCLING ON AND OFF IN VARIOUS LOCATIONS.  MX REPLACED THE EMERGENCY LIGHT TEST SWITCH.  OPS CHECKS WERE GOOD.

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