Originally Posted by
BF Lesley
However trying to power it off of a battery pack of any kind is not working. The servo is a Hobico CS-70. I've tried 4 AA batteries for 6v, a 2s lipo for 7.4v, but it only engages and will not actually turn. Any advice?
You have to connect ground wire of your battery pack to the receiver ground wire. Did you remember to do that?