How to Hook Up a Three-Pin Plug to a Trolling Motor 12/24 Volt System

Trolling motors are small portable motors that are commonly used by fishermen as a backup motor. Once fishermen reach an area they are going to fish with their main engine, the trolling motor is employed to maneuver quietly so as not to disturb the fish. Some trolling motors are equipped with three-pin connectors that are used to to connect to 12/24 volt battery systems where there are two batteries. In order to connect the 3-pin connector, to the 12/24 system, a three-pin adapter is needed.

Things You'll Need

  • Three-pin adapter
  • Adjustable wrench
  • Wire
  • Wire stripper
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Instructions

    • 1

      Plug the three-pin plug running from the trolling motor to the three-pin adapter.

    • 2

      Remove the positive battery cable on the first battery with the wrench. Connect the red wire from the adapter cord to this terminal and then replace the positive cable with the wrench.

    • 3

      Remove the negative battery cable on the first battery. Attach the white wire running from the adapter cable to this post, but do not replace the negative battery terminal yet.

    • 4

      Cut a 1-foot length of wire and strip both ends.

    • 5

      Attach one end of the stripped wire to the negative terminal on the first battery and then replace that battery cable.

    • 6

      Attach the other end of the stripped wire to the positive terminal on the second battery.

    • 7

      Run and attach the black adapter wire to the negative battery terminal on the number two battery.