1. Check the condition of the crankshaft journal. In the case of deep wear in the place of the edges of the stuffing box, it is recommended to replace the crankshaft.
2. Clean the groove under the oil seal in the cylinder block, lubricate the outer part of the oil seal with universal grease, grease the oil seal lips with molybdenum grease.
3. Carefully, without distortion, press the stuffing box with blows through the spacer along the contour.