Figure 2.122. Schematic diagram of the oil vapor recovery system:
1 - Cylinder head cover;
2 - Collector;
3 - Oil vapor recovery system pipeline connected to the above-throttle space of the throttle valve unit (the circuit is used for medium and heavy loads);
4 - Oil vapor recovery system pipeline connected to the throttle body space;
5 - Air duct;
6 - Throttle body.
Examination
To ensure proper operation of the exhaust gas toxicity reduction system, the oil vapor recovery system must be kept clean and in good condition.
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