11.1.9. General information on wheels and tires
All cars described in this Management, are initially equipped with the radial tires strengthened by a steel tape. Use of other sizes or types of tires can affect a course and controllability of the car. Never use tires of different types and on about one sizes the car since it also can seriously affect controllability of the car. It is recommended to replace at the same time two tires on one bridge, and in case of replacement of only one tire make sure that they coincide on the size, structure and drawing of protectors.
As pressure in tires essentially influences wear and controllability of the car, it should be checked in all tires not less often than once a month and before any long trip (see. Head Routine maintenance of the car).
It is necessary to replace wheels, if they погнуты, are damaged, pass air or have other damages.
The balance of wheels and tires is important for management, braking and the correct operation of all car. Unbalanced wheels can adversely affect controllability and running characteristics of the car, also as well as on service life of tires. Each time at tire replacement on a wheel it is necessary to carry out balancing of wheels and tires in specially equipped workshop.