To carry out the rises of the cargo, it is necessary to set the alarm between a person who controls the crane and people and people produce installation. For high -quality work, when using lifting mechanisms, all rules and safety precautions must be observed during operation. All raising machines can be inserted into operation only when the entire equipment is checked for serviceability and during testing checks completed the load installed by it. For the safety of life working on the crane of people, it is necessary to carefully double -check the entire wiring and electricity in the cockpit of the crane operator.
