As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH WEATHER RADAR SYS FAILED AFTER TAKEOFF, ENROUTE. FLIGHT DIVERTED AND DURING TROUBLESHOOTING IT WAS IDENTIFIED THAT THE WEATHER ANTENNA SWEEP MOTOR, COMMON TO BOTH SYS, WAS SEIZED. THE ANTENNA WAS REPLACED AND BOTH SYSTEMS WERE GROUND FUNCTIONED SERVICEABLE IAW AMM 34-43-05.