NANO

ELECTRICAL 623 ELECTRICAL (b) Testing of negative heat sink diodes (i) Continuity check Connect as shown in figure. Use the multi meter with two probes. Connect the negative probe of multimeter to phase connecting points and positive probe to rectifier body All diodes should indicate continuity .If not, it indicates open circuit. Replace the rectifier assembly. (ii) No Continuity check Connect as shown in figure. Use the multi- meter with two probes. Connect positive probe of multimeter to phase connecting points and negative probe to rectifier body. All diodes should indicate no continuity. If not, it indicates short circuit. Replace rectifier assembly. REGULATORCHECK: Use LTVS authorized test equipment for checking Regulators and test as per instructions given in the test equipment manual. Connect the negative to the equipment as per the markings on the Regulator.