Some ESCs will stop when you send them a signal outside their normal range. Since you won't tell us what ESC you're using I'll just guess that your new one is is one of them and your old one wasn't.
Steve
Some ESCs will stop when you send them a signal outside their normal range. Since you won't tell us what ESC you're using I'll just guess that your new one is is one of them and your old one wasn't.
Steve