Although manual chain block may seem simple to use, real mastery is not as simple as there are many details to be noted during operation. For example, manual chain hoists have their load requirements, so do not overload them when using them, and refuse to use manpower other than power to operate it.
Secondly, before using the manual chain block, you must confirm whether the parts are in good condition, whether the transmission parts and the chain are lubricated, test whether the no-load condition is normal, and check whether the hanging hooks hang up in the lifting pliers to prevent heavy lifting. The object hangs at the tip, there is a danger of falling, the lifting chain is not twisted, and the lower hook frame of the double row chain must not be turned over.
Under normal circumstances, the operators are all operating on the same plane of the manual chain hoist chain zipper strip, so that the hand zipper strip rotates clockwise; pay attention to when lifting heavy objects, under the weight of the staff is strictly prohibited any Operation to avoid danger.
And no matter whether the weight rises or falls, the chain zipper must be pulled evenly at the manual chain hoists. Excessive force must not cause the hand zipper strips to jump and get stuck. If it is found in the work that the pull force is greater than the normal pull force, it must be stopped immediately. ;
After the lifting operation is completed, it is necessary to clean the manual chain block and apply anti-rust grease on the dry place. The friction surface of the brake must be kept clean, and the brake part must be checked frequently to prevent the brake from malfunctioning. Events; maintenance and repairs should be performed by personnel familiar with manual chain hoists, and they must not be disassembled and installed.