Connect positive red lead from motor to positive terminal on battery 3. Conversely if the motor is rated at 15v using a 3v battery runs the risk of immediate damage the motor as would anything above the maximum operating voltage.

How To Connect Trolling Motor To Battery
How to connect motor to battery. Insert the key into the ignition and turn it to start the vehicle and ensure the battery is properly connected. New car owners often have difficulty in determining what each step involves and even more importantly figuring out the order in which the steps should be followed. How to connect a car battery safely when it comes to how to connect a car battery as safely as possible the installation process can be a challenge especially if you have never tried doing something like this before. Connect a connector cable to the positive terminal of battery 2 and to the negative terminal of battery 3. Connect a connector cable to the positive terminal of battery 1 and to the negative terminal of battery 2. With the battery connected the dome light should come on when you open the drivers side door.
For example while a 3v motor will likely run from a 15v aa battery but you will get better performance connecting two aa batteries in series to create a 3v supply. Insert the key into the ignition and start the car. How to connect a motor to a battery to a switch how to connect a dc motor to a battery motor duration. Brain booster common sense 13041 views.