一是供油系统工作正常喷油泵供油量、喷油压力按规定调整好,雾化良好,供油提前角调整到最佳点,各管路接头不漏油。二是进人气缸的空气要充足空气滤清器要经常清洗,气缸垫、气门不漏气,进、排气门间隙要调整正确。三是减少摩擦功率各配合间隙及拧紧扭矩要适宜。大修或新购的机器要按说明书进行磨合后,再加负荷作业。四是燃烧室正常涡流室镶块 First, the fuel system is working properly Fuel pump fuel supply, injection pressure adjusted according to regulations, good atomization, fuel supply advance angle adjustment to the best point, the pipeline joints do not leak oil. Second, the air into the cylinder to be adequate air cleaner to be cleaned regularly, the cylinder pad, the valve does not leak, into the exhaust valve clearance to be adjusted correctly. Third, reduce friction power with the gap and tightening torque should be appropriate. Overhaul or new machine to be run according to the instructions after the run-in, plus load operation. Fourth, the combustion chamber normal swirl chamber inserts