# SDR CALA2026021613774

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2026
- Submitted: February 16, 2026
- Operation: Air carrier
- Aircraft: [N23707](https://openairdocs.org/aircraft/N23707), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28768
- Aircraft time: 83,244 hours, 30,798 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- 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/CALA2026021613774

## Discrepancy

MIDDLE LIGHT EMERGENCY EXIT OVERWING LIGHTS OUT BOTH SIDES.    FOUND EMERGENCY EXIT LIGHTS GOOD, SIDEWALL LIGHTS AT EXIT DOORS INOPERATIVE.  PLACED ON MEL FOUND EMERGENCY EXIT LIGHTS GOOD, SIDEWALL LIGHTS AT EXIT DOORS INOP.  PLACED ON MEL DEFERRED.   R & R LIGHT BULBS, NO HELP TROUBLESHOOT DOWN TO BALLAST.  REPLACED FUSE ON LEFT SIDE WINDOW EMERGENCY LIGHT OPS CHECK GOOD, FOR THE RT SIDE NEED TO REPLACE BALLAST AND MORE A/C GROUND TIME R & R RIGHT SIDE EMERGENCY EXIT OVERWING WINDOW LIGHT ASSY. RIGHT SIDE EMERGENCY EXIT OVERWING WINDOW LIGHT OPS NORMAL.

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