When jacking up an electric car with the jack on the car, it is absolutely forbidden to enter the lower part of the electric car. If you need to work under the vehicle, use a safety bracket to support the vehicle. Non-professional maintenance personnel should not approach the positive and negative poles of the power battery to avoid accidental short-circuit accidents. Pay attention to the correct placement of coolant, antifreeze and other vehicle liquids. Do not pour on the ground or in the sewer, keep away from children and other animals, and do not place it in any touchable place.
When cleaning the surface of the power and control device, please use a dry cloth to clean the foreign matter, and it is strictly forbidden to wash it directly with water. When cleaning and maintaining the vehicle, prevent water from entering the motor three-in-one assembly. Equipment that may cause radio interference should not be installed near the vehicle controller and motor three-in-one assembly to avoid interference. Regardless of whether the motor is running or not, it is prohibited to disassemble the motor three-in-one unit, sensor or other sensitive components when the ignition key is in the "ON" position.
Do not put silica gel (glass glue) on the sunroof under any circumstances. 。 For high-pressure systems, special attention should be paid to the following conditions. (1) Power battery device Whether the installation bolts of the battery pack assembly are loose or damaged. Whether the safety switch of the battery pack assembly is loose or damaged. Whether there are pits or cracks on the surface of the battery pack assembly. (2) Power and control device Check whether the installation and connecting bolts of the motor three-in-one assembly are loose or damaged. Check whether the connecting terminals of the motor three-in-one assembly are loose, damaged, or attached to dirt.
Check whether the output terminals of the motor three-in-one assembly are loose, damaged, or attached to dirt. (3) Charge and discharge system device Check whether the connecting bolts of the power three-in-one assembly are loose or damaged. Check whether the connection terminals of the power three-in-one assembly are loose, damaged, or attached to dirt. Check whether the connection terminals of the power supply three-in-one assembly are correctly and firmly connected.
Keep the terminals of the charging gun and charging socket clean, and clean them every three months; in case of special circumstances, such as sandstorms, heavy rain and other severe weather, they should be cleaned in time. Cleaning method: clean with cotton swabs, cleaning solvent: industrial alcohol. After charging, ensure that the charging gun and protective cover, charging socket and protective cover are installed in place; ensure that the external environment of the charging socket is clean, and the storage environment of the charging gun is clean. (4) High-voltage wiring harness device Check whether the connecting bolts of the high-voltage wiring harness are loose or damaged.
Check whether the connecting terminals of the high-voltage wiring harness are loose, damaged, or attached to dirt. Check whether the high-voltage wiring harness connection terminals are correctly and firmly connected. The connector is not allowed to be placed directly on the rotating device or on the surface of the parts with high temperature. 1.1.4.1.2Daily maintenance plan Daily maintenance refers to the adherence to the three inspections, that is, check the safety mechanism of the vehicle and the fastening of each component connection before, during and 19