TM 9-2320-360-20-1 WARNING Jewelry   can   catch   on   equipment   and cause   injury   or   short   across   electrical circuit     and     cause     severe     burns     or electrical shock. Remove rings, bracelets,   watches,   necklaces,   and   any other jewelry before working around HET Tractor. WIRE NO. 1008 VOLTAGE TEST (1) Turn ENGINE switch to ON position. (2) Place headlights switch in center position. (3) Place positive (+) probe of multimeter on wire no 1008 at CL.  LTS relay. (4) Place negative (-) probe of multimeter on ground and look for 10-14 volts on multimeter. (5) Place headlights switch in off position. (6) Turn ENGINE switch to OFF position. CL.  LTS.  RELAY TEST (1) Turn ENGINE switch to ON position. (2) Place headlights switch in center position. (3) Place positive (+) probe of multimeter on wire no. 1012 at CL. LTS.  relay. (4) Place negative (-) probe of multimeter on ground and look for 10-14 volts on multimeter. (5) Place headlights switch In off position. (6) Turn ENGINE switch to OFF position. Check ground wire no. 1435 from CL.  LTS. relay for loose connections or damage. CONTINUITY TEST CAUTION Electrical power must be disconnected from circuit before continuity can be checked.  Failure to comply may result in damage to test equipment or electrical system. (1) Disconnect wiring from components at each end of wire. (2) Set multimeter to ohms position. NOTE A reading of infinity indicates an open circuit. (3) Connect multimeter leads to each end of wire and check multimeter for continuity. NOTE Any reading besides infinity indicates a grounded wire. (4) Remove multimeter lead from one end of wire and connect to chassis ground. Change 2  2-551