How To Charge A 6 Volt Tractor Battery. How to Charge a 6 Volt Positive Ground Battery Switch your battery charger off or if your charger does not have a power switch unplug the chargers power cord. The act of charging a battery produces heat naturally.

It should read 6 volts if the battery is in good condition and is at least 20 percent charged. The act of charging a battery produces heat naturally. But if you use a trickle charge leave your battery to charge for about 6 to 12 hours and then turn off the charger.
This should be sufficient to charge the battery to around 80 plus percent.
Use a charger that matches the voltage for your battery. I am using an 8 volt battery in my 6 volt positive ground stock set up. 6 volt batteries hard to find and Dont know the price of them now. Necessary - their systems can handle it.
