EQUIPMENT DESCRIPTION Continued
Four batteries connected in a parallel-series arrangement supply electricity through the distribution box to the carrier. On the
M113A3, M901A3, M981A3, M1059A3, and M58 carriers, the four batteries are located on the left sponson. On the
M577A3 and M1068A3 carriers, the four batteries are located on the right sponson next to the personnel heater. On the
M1064A3 carrier, two batteries are located in a drawer on the left sponson behind the driver and two batteries are located
under the right personnel seat.