Standard chain hoists each product must be accompanied by a product maintenance manual, production licenses and product certification mark. Two products should be clear and durable signage. 3 Do overload or oblique lifting crane. Ban hanging pull buried or heavy condensation on the ground. 4 hanging chain hoists bearing point must be strong and stable. 5 hanging, tied with a rope and chain safety factor of not less than six non-rebate to the next hook lifting heavy lifting chain hoists 7 allowed to throw. 8 users can not change the original design of the product. 9 Replacement parts must meet the original design requirements. NRK gourd gourd usage rules I. Preparations 1, select the appropriate tonnage to be suspended based on the weight of the device or the workpiece triangle hsvt hoists chain hoists, weight lifting equipment or the workpiece to be not exceed the tonnage lifting hoists. 2, whether single, double hsvt lifting chain hoists chain hoists, do not remove the lifting hooks to use. 3. Check the chain hoists from hook, lifting chain, brake and rotating parts are intact and reliable. 4. Check the sprocket chain hoists guard is intact, hand chain is intact. 5, based on the weight lifting objects reasonable choice lifting points, want to lifting points for reinforcement if necessary. 6. Select the appropriate helper other lifting equipment. Second, a lifting operation, the use must be intact chain from the hook, and the proper use, to be checked before lifting lifting weights is securely tied. 2, check before lifting hoists lifting chain twisting and knotting not appear the phenomenon began hook assemblies can not flip double chain, may not be used from lifting heavy hook hook tip. 3, when the first trial crane lifting operation, when the weight off the ground or floor to check two tons hsvt chain hoists, as in normal operation, reliable braking can continue lifting operations. 4, lifting lifting operations shall not stand on lifting objects were lifting operation, not in the heavy lifting left vacant job site. 5, the lifting process forbids any person to any part of the body extends into the bottom of lifting objects. 6, using oblique hanging chain hoists, to have more staff on-site command squad captain when hauling operations, and not for the heavy lifting off the ground or floor. 7 Never operate with a power other than human when lifting. 8. Do not overload use. 9. The process of lifting heavy objects found too much resistance should immediately stop using the following tests: (1) to be lifting the weights and other objects have no connection. (2) hoists the parts have not damaged. (3) to be lifting weights exceeds the rated load chain hoists. 10, chain hoists heavy lifting or decentralized distance shall not exceed the rated travel hoists. 1 ton chain hoists hsvt | Jiangxi hsvt hoists | Qingyuan Xinyu Xinyu lifting by Crane Co. provided. Qingyuan Xinyu Crane Co. (xyqz0312.1688.com) strong, credible, Baoding in Hebei engineering, construction crane industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xinyu lifting and you hand into the brilliant, for a better future!