Automobile maintenance enterprises should pay attention to safety specifications in use and understand the safety operation procedures of 2 post car lifts: 1. Before use, remove the appliances and sundries that hinder the operation near thecar lifts, and check whether the operating handle is normal. 2. The operating mechanism is sensitive and effective, and the hydraulic system is not allowed to crawl. 3. When supporting the vehicle, the four supporting angles should be on the same plane, and the height of the rubber pad of the supporting angle should be adjusted to make it contact the supporting part of the vehicle chassis. 4. When supporting the vehicle, the vehicle should not be supported too high, and the four brackets after supporting should be locked. 5. After the vehicle is lifted and driven in, the2 post car liftingmachine support block should be adjusted and moved to align with the specified lifting point of the vehicle. 6. When lifting, personnel should leave the vehicle. When lifting to the required height, the safety lock pin must be inserted and safe and reliable before starting to work under the vehicle. 7. Except for the basic maintenance and minor repair items, other cumbersome and cumbersome operations are not allowed to operate and repair on the lifter. 8. The lifter shall not rise and fall frequently. 9. When supporting the car, the car lifts should be stable and the landing should be slow. 10. It is forbidden to lift the hoist when someone is working. 11. If the operating mechanism is found to be ineffective, the motor is out of sync, the bracket is uneven or the hydraulic part leaks oil, it should be reported for repair in time, and it is not allowed to operate with disease. 12. After the operation, remove the sundries and clean the area around the lift to keep the site clean. 13. Regularly (half a year) remove the accumulated water in the lift cylinder and check the oil volume. If the oil volume is insufficient, fill the pressure oil of the same brand in time. At the same time, check the lubrication, hoist transmission gear and seam strip. There are many forms of lifts produced, which are classified from the column structure, mainly including single column lift,2 post car lifts, four column lift, scissors liftand trench lift.