Yes. Brand New!Are the batteries charged?
Then re-visit the wiring of the new batteries. And check the reverse polarity fuses on the converter/charger or inverter/charger.Yes. Brand New!
Yes, I have power everywhere.Then re-visit the wiring of the new batteries. And check the reverse polarity fuses on the converter/charger or inverter/charger.
Do you have any 12v power inside the RV? Either when connected to shore power or battery only?