Do You Put Positive or Negative on First
In general when working on DC circuits should the positive or negativeground wire be connected first. So connecting the lead first is safer. Pin On Pregnancy Tips As mentioned earlier the negative terminal forms a circuit by connecting it with the ground wire. . So by disconnecting the negative then the circuit is open. But then in the boat it was used to connect one both or no battery. Start the Supply Engine. Whole car except a few parts like the positive pole are connected. When you disconnect the negative terminal you will break the link between the negative terminal and the frame of the car. Connect the new battery. One is marked positive the other negative -. Attach the negative or black clamp to the negative terminal on the supply battery. Connect the positive terminal first. In general when working on most circuits there should not be any power in the circuit. Attach the other posi...