Old automotive battery charger question
I have an approx. 40 year old 12/6 volt automotive battery charger. When set for 12 volts and not connected to a battery, it reads 12.81 volts. Set to 6 volts and not connected to a battery, it reads ...
Forum Discussion
Gdetrailer wrote:
YES, that is all normal for the old school battery chargers.
Old school chargers (or when using a simple DC power supply) should have a timer. It is very important to make sure the water level is full before starting the charging process.
The boiling is releasing hydrogen which can be explosive in high enough concentrations.
