Disassembly method: General non-professionals can not disassemble themselves, because there is a high-voltage power supply group, even if not connected to the power supply will make people electrocuted, it is easy to cause life safety problems, because there are many circuits, if accidental damage, it is easy to cause danger. If you need to disassemble, please go to the repair shop to find a professional. Exhaust fans make a big difference. If the exhaust fan is damaged, handle it in time.
Refueling method: Open the TAB in the center of the fan and see a fan shaft (some fans are protected by a rubber copy cover, so the rubber cover needs to be opened), then clean the fan shaft with gasoline, and try to clean it with gasoline several times, finally dry the remaining gasoline in the fan shaft, and finally add the prepared lubricating oil.
Extended data
Lubricating oil is often added to the exhaust fan of the electric vehicle charger to make the exhaust fan in good working condition, reduce the temperature of the surrounding environment of electronic components, and prevent unnecessary losses caused by high temperature, especially the high temperature in outdoor summer, usually electric vehicles will produce high temperature when they do not work for a long time, and the exhaust fan can cool down well and ensure safety. When removing an exhaust fan, contact a professional to avoid unnecessary trouble.