Originally Posted by
crappierebel
I have a 24v 70lb MinnKota, I have 3 Interstate batteries, about 2yrs old, I have a 3 bank 18 amp total, 6 Per battery on board charger, the batteries all have liquid in them, if I fish 3 hours I am lucky, after that I have to put the motor on the highest setting to move the boat fast enough to pull a crankbait under, so I have disconnected all the trolling motor batteries, and hooked my 15 amp portable charger to the first one, it says the battery is 81% charged. I havent put it on battery 2 yet, but I was surprised at the 81%, after leaving Grenada this morning because I thought it was about dead. Any ideas, thoughts or suggestions appreciated.