I'm not an electrical expert by any means but I think it may be fairly normal. A switch will do the same when running a 6v motor at reduced speed. The excess energy not sent to the motor is bled off as heat. If I'm wrong we'll hear about it. grin


Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.