Alternatively, the oil injection hole is the round or square oil injection hole which is arranged at the positions of the side wall or end surface of the motor shell corresponding to the bearing.
或为设在电机壳体侧壁或端面上对应于轴承部位的圆形或方形注油孔。
2
Use position, such as one, etc. Of rolling that clean petrol or kerosene wash the roller bearing carefully while changing the lubricating grease, should open to put the oil-hole pedestal when washing.