MINSK MOTOR PLANT Minsk Service Manual download pdf (Page 32)

245S3A М– 0000100 Operating Manual

cap. Breather body 1 (Figure 6) is mounted onto cover cap 4 of the cylinder head.

Under the influence of pressure difference in atmosphere and in the pocket cylinder

head cover, the crankcase blow-by gases pass through slot gaps of the cap 6 in the

breather body 1. Penetrating into the pocket crankcase blow-by gases expand and

collide with oil deflector 2 whereupon they lose energy and are cooled, as a result a

considerable proportion of crankcase blow-by gases oil fog falls out as oil. Oil-free

crankcase blow-by gases is delivered into the atmosphere.

1 – breather body; 2 – oil deflector; 3 – cup; 4 – cover cap

Figure 6 – Diesel Engine Gas Exchange Scheme

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MINSK MOTOR PLANT Minsk Service Manual Page 32