A car will be equipped with many commonly used on-board tools as standard, among which the jack is a more important tool. How to use a jack is still a bit strange to Xiaobai who has just driven. If the vehicle needs to change tires in heavy traffic or at high speeds, turn on the double flashing lights and place a warning triangle.
For example, the car jack set used in a car can bear a weight of one to two tons, while the jack of an off-road vehicle can bear a weight of two to three tons. For the sake of safety, you must choose the scope of application of the jack. Don't use some jacks used in small cars on large cars. Otherwise, accidents are prone to occur.
It is conceivable that if the vehicle is not completely fixed before the support, then the vehicle sliding during the support process is likely to cause disastrous consequences. If it is a manual transmission model to pull up the handbrake, and at the same time put the gearbox into 1st gear or reverse gear, the automatic transmission model also pulls on the handbrake, and at the same time the gearbox is put on the P gear position.
The support point of a general family car is on the inner part of the side skirt, about 20 cm behind the front wheel.
Some car owners support the car jack set on the steel plate of the chassis and feel that it can be supported as well. This is likely to cause unnecessary damage to the chassis. If the jack slips and the vehicle falls down, Both the chassis and jack will be damaged.
When the vehicle is raised, someone rushes to disassemble the wheel hub. At this time, one action can avoid unnecessary accidents. Put the spare tire under the vehicle. At this time, if the jack unfortunately falls, there is a back cushion to improve the safety factor.
The car jack set is placed in the toolbox of the car and used to jack up the body when replacing the spare tire. Automobile jacks include pneumatic jacks, electric jacks, hydraulic jacks and mechanical jacks. Generally, hydraulic and mechanical jacks are commonly used. The car jack is used to replace the spare tire, and the tire is broken and easy to replace when driving out.