Take off a driving belt.

Fig. 2.235. Check of an automatic natyazhitel of a driving belt: 1 – automatic natyazhitel of a driving belt

Check smoothness of movement of an automatic natyazhitel of a driving belt in the operational direction (fig. 2.235).

If the natyazhitel does not move smoothly, replace him.

Turn a pulley of an automatic natyazhitel of a driving belt manually and be convinced that it rotates smoothly.

If the natyazhitel does not move smoothly, replace him.

Establish a driving belt.