TM 9-2320-209-20-3-1 b. Reconnect. WARNING Do not let tool touch positive terminal on battery and truck or there will be a direct short, and arcing and tool will heat. This could cause equipment damage and injury to personnel. 1. Put ground cable terminal (1) on negative post (2) of rear battery Using 1/2-inch wrench, tighten nut (4). GO TO FRAME 2 (3). 7-225