6.2.10.2. Tightness check

Start the engine and let's to it work on single turns about 1 minute. Muffle it, having submitted vacuum to the amplifier. Several times press a brake pedal with usual effort and let out available vacuum. Be convinced that by pressing a brake pedal the gap between a pedal of a brake and the floor panel gradually increases. Start the engine. Press a pedal of a brake and hold it pressed, then muffle the engine. Take a pedal to the 30th force pressed near more and be convinced that the course of a pedal does not change.