When I leave the boat and the batteries are:
STARTER Batt.=13,0v
HOUSE Batt.=12,5v
after 24h with everything OFF the batteries have both the same voltage (~12.7v).
I thought right away that the Cyrix is connecting both batteries and when I tested with a voltmeter, there is indeed connection from both poles of the Cyrix. Is this a normal behavior?
See video HERE.
My current setup is: