Job of the day: Charging narrowboat batteries in series
Now I’ve been told this can be done.
There’s no reason you can’t charge batteries in series,
As the diagram suggests, you need a 24V charger to make an adequate PD or potential difference across the two batteries in order that they accept charge.
I don’t have a 24V charger, I have a 12V charger, or 17.2V charger when on quick-charge.
This won’t be enough that the batteries actually charge, and I’m finding this when I disconnect the charger.
Starting the engine and running it is the only way to charge the batteries.
However, I’m not seeking to charge the batteries. …