How to correctly install the demolition of cylindrical bore bearings to the heart:1. Install: Usually, the outer ring can not be separated to the heart bearings, inner ring and the shaft often with a more compact; outer ring and the seat is a more loose with the hole. At this point the pressure will be available first press installed in the shaft bearings,and then loaded with bearing housings with coaxial holes. Press-fit sleeve assembly used with a soft metal such as copper or mild steel can.