TM 10-3930-669-20 WARNING Remove all jewelry such as rings, dog tags, bracelets, etc.  If jewelry contacts battery terminal, a direct short may result in instant heating of tools, damage to equipment, and injury or death to personnel. VOLTAGE TEST (1) Open right-hand engine access cover (TM 10-3930-669-10). (2) Set multimeter select switch to VOLTS DC. (3) Connect positive (+) multimeter lead to battery positive terminal one at a time. (4) Connect negative (-) multimeter lead to battery negative terminal one at a time. (a) If there are not 10 to 12 vdc present, replace battery (Para 7-47). (b) If there are 10 to 12 vdc present, battery is OK. 2-21