(1) Cone crusher work must be allocated in the dish of ore middle, in order to prevent crusher overload, make the liner wear inequality; Don't allow direct ore into broken cavity. The right condition of ore is : the distribution of ore by uniform dispersion plate in crushing cavity in the ore can't be rolled into the higher level of mortar walls.
(2) Crusher don't load starting, lest cause an accident.
(3)when parking, it must first stop mine machine, and let it enter the crushing cavity of ore from broken.