As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RADAR PAINTS STREAK OF GROUND RETURNS AT 60 DEGREES RIGHT OF NOSE ON COUNTER CLOCKWISE SWEEP. SOUNDS LIKE RADAR HITS DOME ON CLOCKWISE SWEEP. FOUND RADAR DRIVE PLATE BINDING AGAINST RADOME STATIC DISCHARGE STRIP PLASTIC NUT PLATES. REPLACED THE RADOME ASSEMBLY.