When checking technical condition of tires pay special attention:

— on height of the drawing of a protector;

Fig. 2.83. Various nature of wear of a protector: 1 — with a pressure in the tire norms are lower; 2 — with a pressure in the tire norms are higher; 3 — at the wrong installation of a convergence of wheels; 4 — at an imbalance of wheels

— on the nature of wear indicating an imbalance, the wrong disorder, a convergence or pressure in the tire (fig. 2.83);

— whether identical like the tire are established on both wheels (radial, diagonal);

— at installation of studded tires be convinced that these tires are installed on all wheels.