WD615欧Ⅱ系列柴油机维修保养手册
-10-
Maintenance Manual for WD615 Series EuroⅡDiesel Engine
故障原因
Cause
排除方法
Remedy
1.输油泵进油滤网或软管等油路堵塞
Fuel intake filter screen of supply pump or hose
clogged
检查清除污物，检查燃油的清洁度
Clear away the dirt and check if the fuel is clean
2.燃油系统内有空气
Air entered into the fuel system
排除空气，检查接头密封性，修复之
Drain off the air, check the sealing of the
connector and repair it
3.喷油泵有故障
Injection pump damaged
检查柱塞、出油阀修理或更换损件
Check plunger, fuel outlet valve and repair or
replace the broken parts
4.喷油器有故障
Injector damaged
检查喷油器物化情况
Check the atomization of injector, and repair it
5.配气或供油管损坏及漏油
Initial angles of valve gear or fuel delivery
is wrong
检查并调整之
Cheek and adjust it
6.高压油管损坏及漏油
High pressure line damaged or leaked
修复与更换
Repair or replace
7.气缸压缩压力不足
Insufficient pressure in cylinder
检查气门密封性，缸垫的密封性，活塞坏的
磨损，修理或更换
Check the sealing of the valve and cylinder gasket
and the wear of the piston ring. Repair or replace
them
8.气温过低
The temperature is too low
增加起动辅助设备措施
With the addition of start-assist device
9. 柴油机典型故障及处理
Common Troubles and Remedy
9.1 柴油机不能起动
Diesel engine can not start
