1, the operation of the mixer driver must go through professional safety training, examination, certification, non driver operation is strictly prohibited;
2, hopper hoist, is prohibited under the hopper to work or go through, clean up the pit, the hopper should be linked to the safety of the double hook before cleaning;
3, the operation is not allowed to use tools into the mixing drum;
4, the class will be cleaned inside and outside the mixer, the hopper rises, hang tight double insurance hook, pull off, lock the switch box;
5, the operation is strictly prohibited maintenance. The maintenance of the mixer, must pull off, lock gates box, hang up "work is no closing" card, and sent someone to care.