6.2.4. Ventilation of a case of the engine
At the serviceable engine passes through piston rings in a case from 50 to 70 l of the fulfilled gases a minute. Gases have to be removed from the engine not to create strong loads of consolidations. It is carried out by ventilation of a case. Poisonous gases for environment protection from the engine come to system of absorption and from there once again move in the engine for full combustion.