What was found
(CAN) DURING RAMP CHECK OBSERVED ARCING AND SMOKE AT TOP OF CENTER OF FIRST OFFICERS WINDSCREEN. RT WINDOW AND HEAT CONTROLLER REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) DURING RAMP CHECK OBSERVED ARCING AND SMOKE AT TOP OF CENTER OF FIRST OFFICERS WINDSCREEN. RT WINDOW AND HEAT CONTROLLER REPLACED.