How To Jump 24 Volt To 24 Volt. Rj45 jack wiring diagram. The battery system is connected as in this diagram which is the most common setup for 24 Volt systems in trucks and buses.

Save the day with a 12V jump start. 1 Using a Multimeter find the 12v battery of the two. Connect the negative of battery 1 in the 24 volt system to the frame of vehicle 1.
A 24 volt or a 36 volt battery to jump to the dead vehicle.
Then connect the positive of battery 2 in the 24 volt system to to the positive of the vehicle 2. Connect a second jump lead between the negative terminal and the engine block or other ground connection in the 24-volt truck. Red to the positive terminal on the battery and black to. A trucks 24 volt system is usually supplied by two batteries wired in series or four batteries wired in seriesparallel some have as many as six.
