Pic. 5-11. Section of the ball joint rod: 1 - ball pin; 2 - dirt cap; 3 - hinge body; 4 - insert; 5 - spring; 6 - plug
Check on the radial and axial clearance the condition of the spherical joints of the rods. If you feel the free play of pin 1 in housing 3, as well as if dirt, sand get into the joint, if corrosion appears on the ball pin and when the bearing stroke is fully used, replace the joint with a thrust tip.