Caption do: Lift: 1. the jack handle clockwise 2. Place the jack placed right below the lifting vehicle parts (such as the need to adjust the rotation until the jack screw counterclockwise on its contact with the vehicle) 3. Jack handle into the handle casing, the vertical actuator handle until the vehicle was raised to the desired height decreased: Caution: vehicle slowly rotated slowly declining return valve 1. Remove the handle, with the handle loosen the oil return valve, (please slowly Turn the handle counterclockwise to release the oil return valve) Caution: Do not loosen the oil return valve over two laps; 2. vehicle completely down, move the jack. (If the adjustment screw is in the extended lift state, you need to rotate clockwise until it is completely out of their vehicles) Note: a) In time there is a load, should not remove the quick connector factory direct jack, to avoid accidents and damage to the parts. b) The machine is oil as the medium, this equipment must be prepared oil and maintenance work, in order to avoid blockage or leakage affect the results. c) new or long opposed hydraulic jack, because there is more air cylinders memory jack, when started, the rod may appear tiny breakaway phenomenon can be hydraulic jack load reciprocating motion 2-3 times to exclude air chamber. Long idle jack, do not work long-term because the seals caused by hardening of the seal, thus affecting the life of hydraulic jacks, hydraulic jack when not in use so that Shanghai Yan jack, hydraulic jack monthly to load reciprocating motion 2 -3 times. Jack, English (Jack) is a lifting height is small (less than 1m) of the easiest lifting equipment. It has mechanical and hydraulic two. Jack is mainly used for factories, mines, transportation and other departments as vehicle repair and other lifting, support and so on. The structure of light, solid, flexible and reliable wholesale jack, one person can carry and operate. Jack as wide a range of tools, using the highest quality materials casting, ensure the quality and life of the jack. Jack Quality | Xinjiang jack | Qingyuan Xinyu Xinyu lifting the lifting machinery Limited. Road Zhiyuan, temper forward. Qingyuan Xinyu Crane Limited (xyqz0312.1688.com) aims to become and you win symbiosis, strategic partners to move forward, more determined to become the engineering, construction crane of the most influential companies, together with you leap, common success!