# SDR CALA2025112811540

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2025
- Submitted: November 28, 2025
- Operation: Air carrier
- Aircraft: [N27273](https://openairdocs.org/aircraft/N27273), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 67528
- Aircraft time: 11,279 hours, 3,875 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Wire Harness
- Condition: Pulled
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025112811540

## Discrepancy

EMERGENCY LIGHTS OPS CHECK,  FIRST CLASS FLOOR PROXIMITY LIGHTS INOPERATIVE TROUBLESHOT AND FOUND OPEN FUSE IN EMERGENCY LIGHT BATTERY PACK M2816, ISOLATED EACH FIRST-CLASS SEAT ROWS AND FOUND HARNESS PULLED TIGHT AT SEAT 2B AROUND RECLINE MECHAISM. REROUTED HARNESS, REPLACED FUSE AND PERFORMED OPERATIONAL CHECK OF CABIN EMERGENCY EXIT LIGHTS, NO DEFECTS NOTED, OK TO CONTINUE

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.