It is therefore possible to jump start a vehicle with a 12 v electrical system using only one of the two batteries.
Boosting a 24 volt system.
You could how ever put two 12 volt batteries in series and then use that set to jump your 24 volt system there are two possible waysin any case do not use one 12 volt source to boost both.
If this is the same way your 24 volt system is connected the starting procedure is quite simple.
The battery system is connected as in this diagram which is the most common setup for 24 volt systems in trucks and buses.
Vintage cars may have 6 volt electrical systems or may connect the positive terminal of the battery to the chassis.
It consists of 2 x 1000 cca 12 volt batteries connected in series to give 24 volts.
If your diesel won t start due to a dead battery follow the steps here to jump it safely.
You can power trolling motors electric fences and emergency equipment.
Trucks usually have a 24 v supply using two 12 v automotive batteries in series.
Position the 12 volt truck as close to the 24 volt truck as possible.
Orientate the vehicles so their batteries are as close to each.
In addition says glen baxter a certified electrician you can power camper appliances boat appliances emergency broadcast equipment and even a golf cart when.
To avoid confusion these instructions call the vehicle with the dead.
However powering remote water pumps for livestock is only one of many uses for your average 12 volt battery.