You may have the bolt pin in wrong. If it's not in the correct spot, it can sometimes prevent the ram from cycling.
Your dwell setting may have gotten set too low by mistake. It's actually a simple mistake to make using the stock board. Double check it.
Your battery may be a dud, despite being fresh.
ETEK 3LT, with 14" critical .680 barrel and cure 3 + bolt F/S