Should I Leave My Battery Tender On All Winter. Knowing this it bears the question. Clean and fully charge the batteries before storing them on a clean dry surface.
Just make sure you fully charge them before you de-commission the boat. If you choose to remove the battery and put it on. Dont allow the battery to discharge below 80 and check its charge once a month.
Please note that a battery tender is different from a trickle charger which we will cover later.
Disconnect the black or negative cable first. Click to see full answer. Tenderize the battery. Pull all the batteries from customers boats and store them in the marinas battery room where they get connected to a constant rate battery charger for the long winter lay-up.
