LSQ Automotive Essentials: How to use the jack

You encounter some minor problems on the road , the car is standing a sudden failure of the artifact : jack .
    But, you know how to properly use jack thing ?
    Now, Xiao Bian master collection network and maintenance of motor vehicles to be reminded to use what it needs to pay attention to :
    1 , turn off the engine
    When the vehicle is jacked up , never start the engine, because the engine 's vibration or rotation of the wheel will make the vehicle slid down from the jack danger .

    2 , placement
    Various models of cars to ensure safety, when using jacks generally have a fixed position and can not be supported on the bumper with a jack , beams and other parts. Rotating arm , the support bar can not slip out from inside the anchor . The ground must be hard supporting jack , if forced to operate on soft ground must be covered with a solid flat plate or a hard object .
    In four wheels beside , there is a clear sign as a jack to use a fixed position , determined owners , you can try to discover.

    3 car to ensure that nobody
    Before use, make sure that the car does not stay the passengers , because they may cause the movement of the vehicle from the jack slipped down . This is very dangerous !