How do you check a regulator on a Kubota B8200?

To check the regulator on a Kubota B8200, first ensure the engine is off and disconnect the battery for safety. Inspect the regulator for any visible signs of damage or corrosion. Use a multimeter to measure the voltage output at the regulator; it should typically be around 13.5 to 14.5 volts when the engine is running. If the voltage is outside this range, or if the regulator shows signs of failure, it may need to be replaced.