1) The equipment operator shall not operate the machine after drinking or taking drugs to avoid danger;
2) The equipment shall be placed on a flat hard ground. Before starting, it shall carefully check whether the fastening parts of the machine are loose, fall off or damaged in collision caused by transportation;
3) Take out the special tool bags distributed in the mixing drum of the bagging machine, and carefully check whether the tools are missing in the drum;
4) The power line of the equipment must be connected with leakage protector and grounded safely, and check whether the diameter of the power line reaches more than 2.5m2;
5) Check whether the model to be put into use is correct and whether the length is consistent with the model.