HELLO. I HAVE HAD A PROBLEM WITH MY HEADLIGHTS, WITH TRACTOR RUNNING AND WHEN I TURN ON HEADLAMPS THE TRACTOR WILL SHUT OFF AFTER A FEW MOMENTS. I HAVE CHECKED FUSES, AND ALL CONNECTIONS, ALSO BATTEY. ALL IS GOOD. I HAVE NOTICED A CHERPING NOISE COMING OUT OF ALTERNATOR WHEN I FIRST START, OR...