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2-7-4-sistema-prinuditelnojj-ventilyacii-kartera.html
2.7.4. System of compulsory ventilation of a case
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Fig. 2.218. System of compulsory ventilation of a case
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Removal, check and installation of the valve of compulsory ventilation of a case
Disconnect a ventilating hose from the valve of compulsory ventilation of a case. Remove the valve from a cover of a head of cylinders and connect it to a ventilating hose.
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Fig. 2.219. Check of depression of an inlet collector
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Start the engine and let's to it work at an idling mode. Close a finger an opening of the valve and be convinced that depression existence from an inlet collector (fig. 2.219) is felt.
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NOTE
The plunzher of the valve of compulsory ventilation of a case will move to this moment forward and back.
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Check
Remove the valve of compulsory ventilation of a case.
Insert a thin core into the valve of compulsory ventilation of a case from a carving part and, moving a core forward and back, check that the plunzher moves.
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Fig. 2.220. Check of a plunzher of the valve of compulsory ventilation of a case
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If the plunzher does not move, in the valve of compulsory ventilation of a case there are deposits (fig. 2.220). In this case it is necessary to clean or replace the valve.
Installation
Establish the valve of compulsory ventilation of a case on a place and tighten it the nominal moment.
Moment of an inhaling of the valve of compulsory ventilation of a case: 8–12 N · m.
Operation of the valve of compulsory ventilation of a case
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Fig. 2.221. Scheme of operation of the valve of compulsory ventilation of a case
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The scheme of operation of the valve of compulsory ventilation of a case is shown on fig. 2.221.
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