I WAS BUSH HOGGING, LISTENING TO RADIO RUNNING WELL, GRASS WAS NOT TALL AT ALL, ALL OF A SUDDEN RADIO STOPPED, LOOKED DOWN ALL DASH GAUGES AND ALL HAD STOPPED, LOOKED BACK PTO HAD STOPPED, TRIED TO LIFT ARMS, NOTHING, BUT TRACTOR RUNNING GOOD, DONT SEE FUSE BLOWN, ANY IDEAS ? THANKS ALSO HEATER AND BLOWER STILL WORKED