TM9-2320-361-1 2-43. USING JUMPER CABLES TO START ENGINE a. Position jump starting vehicle with batteries opposite batteries of disabled vehicle. b. Stop engine of jump starting vehicle. Refer to para. 2-17. c. Open battery compartment doors of both vehicles and pull both battery boxes onto running boards. Refer to para. 3-15. WARNING One jumper cable must connect positive terminals and other jumper cable must connect negative terminal of jump starting vehicle to body, away from batteries, of disabled vehicle. Failure to do this may cause batteries to explode, resulting in injury or death to personnel. d. Clamp one jumper cable (2) to positive terminal (1) of jump starting vehicle and positive terminal (3) of disabled vehicle. e. Clamp other jumper cable (5) to negative terminal (6) of jump starting vehicle and body (4) of disabled vehicle. f. Start engine of jump starting vehicle. Refer to para. 2-14 or 2-15. g. Start engine of disabled vehicle. Refer to para. 2-14 or 2-15. If engine does not start after four tries, notify your supervisor. WARNING Make sure jumper cable clamps do not contact other jumper cable clamps or terminals. Failure to do this may cause batteries to explode, resulting in injury or death to personnel. h. Remove jumper cables (2) and (5). i. Push both battery boxes in and close battery compartment doors. Refer to para. 3-15. 2-192