Posted by chriscase on Wednesday, April 20, 2005 at 9:22PM :
In Reply to: Re: Easy conversion to neg ground posted by Fred on Whidbey on Wednesday, April 20, 2005 at 4:43PM :
When you reverse the battery polarity, you are reversing both the field windings and the armature. To reverse a motor you would have to reverse the field compared to the armature, not both at once. I THINK you do this by changing the brush holder timing. But then the Bendix won't work.