REPLACMENT OF CURRENT SENSOR I. Insulating with Insulation tape Remove the negative busbars going through • the current sensor and insulate it Disconnecting the HVIL connection Then remove the Hall connection coming • through the BMS harness. Unbolting the nut Now to remove the nut of the bucket • Replacing the Precharge Replace the old Current sensor with New • Current Sensor. Connection to be done as before. Assembling the pack cover After connections are done, put the top cover • of the battery pack for fixing a torque of 7-8 N.M is used. The ratchet will move in clockwise direction. Performe IPX7 After closing the pack, it’s important to performe • the IPX7 test on the pack GENERAL CHECK POINTS 1. After the replacements are done make sure to connect the wires as they were. 2. Check continuity across the replaced pack. 3. Mark the faulty ones and send them back to Pune office. HIGH VOLTAGE ELECTRICAL SYSTEM (HV) 91
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