- Inner joint housing ball bearing is not worn or damaged (if the radial clearance in the bearing exceeds 0.05 mm, replace the bearing);
- the body of the inner hinge is not deformed and the seats are not damaged;
- there are no scuffs and dents in the grooves of the inner hinge body;
- there are no wear or cracks on the crankcase seats.
Replace worn and damaged parts with new ones.