(1) The warehouse should be clean, cool and dry. The optimum temperature is between 10-25, the maximum temperature should not exceed 30, and the minimum temperature should not be lower than 4. Otherwise, temperature adjustment measures should be taken.

(2) The bearing should be placed on the shelf with moisture-proof paper or plastic cloth 0.2m away from the ground. The bearings of the extra-large rolling mill should be stored on the pallet. Foreign objects and dirt should not enter the warehouse;

(3) Bearing installation and disassembly should be operated by trained fitters;

(4) Clean and effective loading and unloading tools should be used during operation.