(1) the end of rolling bearing with designation shall be mounted in the visible direction, so that the replacement check.

(2) bearings mounted on a shaft or a bearing chamber, askewphenomenon is not allowed.

(3) two bearing coaxial, must have a bearing with axial moving scope in the axial thermal expansion.

(4) when the bearing is assembled, the pressure (or impact) should bedirectly added to the ferrule end face to be matched, not allowed to pass through the rolling pressure.

(5) should be kept clean to prevent the entry of foreign matter in the process of assembling, bearing.

(6) the bearing assembly shall be flexible operation, small noise,temperature does not exceed 500C