TM 9-2320-209-20-3-1 7-56. STORAGE BATTERIES REMOVAL AND REPLACEMENT. TOOLS : 1/2-inch wrench 9/16-inch wrench SUPPLIES: Sodium bicarbonate, O-S-576 PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Removal. WARNING Battery electrolyte will burn wood, clothing, and skin. Wash spills immediately with flowing water. Use paste solution of sodium bicarbonate and water to apply to affected area. FRAME 1 1. Open battery compartment door (1). 2. Loosen two thumbscrews (2) and push clamps (3) down to clear battery box (4). 3. Pull battery box (4) out onto running board (5). GO TO FRAME 2 7-209