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) Remove relay R5 (Para 7-33). (2) Set multimeter select switch to VOLTS DC. (3) Connect positive (+) multimeter lead to relay R5, terminal 86 cavity. (4) Connect negative (-) multimeter lead to a known good ground. (5) Start engine (TM 10-3930-669-10). (a) If there are not 22 to 24 vdc present, perform Steps (6) and (7) below and go to Step 11 of this Fault. (b) If there are 22 to 24 vdc present, perform Step (6) below and go to Step 8 of this Fault. (6) Shut down engine. (7) Install relay R5. CONTINUITY TEST (1) Set multimeter select switch to OHMS. (2) Check continuity between relay R5, terminal 85 cavity and a known good ground. (a) If there is no continuity, repair relay R5 ground wire 5 (see schematic Appendix F). (b) If there is continuity, relay R5 ground wire is OK. 2-25