Check of brake system on leaks Check is made by means of the special tester (051) connected to the gate of pumping of a brake support.
Check of a brake contour on existence of leaks
High-pressure head check
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- Start the engine on moderate turns, then, a sharp otpuskaniye of a pedal of gas create deep depression in the inlet pipeline.
- By means of a special collar (080) squeeze out against the stop a pedal of a foot brake. Pressure losses in the next 5 minutes should make no more than 5 %, - consider on a tester (050).
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Low-pressure head check
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- Muffle the engine and in several pressing a pedal of a foot brake completely dump depression.
- By means of a collar (080) squeeze out a pedal so that the tester (050) registered pressure approximately in the 3rd bar, - pressure should keep within not less than 2 minutes.
- In summary pump over brake system (see. Section Pumping of brake system).
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