Disassembling the LV connections After opening the boults, Disconnect the LV • wire harness connection on negative contactor for B- + Now disconnect the B-relay connection coming • from LV harness on the negative contactor. Now unboult the mounting boults using a • socket of 8mm Hex, rotate it in anti-clockwise direction. Checking the continuity Check the continuity across the replaced • Contactor Should not be any continuity or buzzer sound. Contactor replacement Replace the old contactors with new contactors • and connections to be done as per polarity and marking done before disassembling. HIGH VOLTAGE ELECTRICAL SYSTEM (HV) 83
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