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1概述通常发动机烧机油主要有以下几个原因:气缸磨损严重;活塞环对口、装反或弹性下降;气门油封老化或损坏,气门导管与气门杆的配合间隙过大,气门导管松动;活塞与气缸壁间隙过大;机油油面过高;曲轴箱强制通风阀损坏和废气涡轮增压器油封损坏或回油管堵塞等。然而上述这些烧机油的原因,一般是指在用车经过长时间的使用,其发动机的配合副,如活塞与气缸、气门导管与气门杆等因磨损配合间
1 Overview Generally engine burn oil for the following reasons: severe cylinder wear; piston ring counterparts, anti-loaded or elastic decline; valve seal aging or damage, valve guide and valve stem with the gap is too large, valve guide loose; piston and Cylinder wall clearance is too large; oil surface too high; Crankcase forced ventilation valve damage and exhaust turbocharger oil seal damage or back to the oil pipe plug and so on. However, these burning oil reasons, generally refers to the car after a long period of use, the engine with the deputy, such as piston and cylinder, valve guide and valve stem wear due to room