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93
①
燃 油 质 量 差 、 含 水 份 过 多
Poor
quality of fuel and too much
content
更换燃油。
Replace the fuel.
②
冷却水温度过低
Too low temperature of coolant
检查调温器工作温度,必要时更换。
Check the working temperature of thermostat,
and replace it when necessary.
③
配气或供油定时不正确
Incorrect air distributing or fuel
feeding timing
按专门人员检查和调整。
Check and adjust by the specialized serviceman.
④
压缩压力低、燃烧不完全
Low compression pressure;
incomplete combustion.
检查活塞环及气缸垫,更换。
Check piston ring and cylinder head gasket;
replace.
⑤
活塞环安装方向不对,开口未错开
Incorrect piston ring assembly
direction; unstaggered opening
检查并重新装配。
Check and reassemble.
⑥
长期低负荷运转
Long-time running with low loading
注意使用适当的工作转速和负荷。
Use proper working speed and loads.
⑦
增压器密封环磨损
Worn seal ring of turbocharger
检查并更换。
Check and replace.
⑧
增压器止推轴承磨损
Worn thrust bearing of turbocharger
检查并更换。
Check and replace.
⑨
增压器回油管路阻塞
Clogged oil return pipe of
turbocharger
清洗、修理。
Rinse and repair.
5.6 润滑油压力异常
Abnormal lubricant pressure
5.6.1
润滑油压力过低
Too Low Lubricating Oil Pressure
故
障
原
因
Cause
排
除
方
法
Solution
①
润滑油变稀或所用润滑油不当
Thinned lubricating oil, or improper
use of lubricating oil
按规定选用作品适的润滑油。
Select the lubricating oil as specified.
Summary of Contents for YC6A Series
Page 11: ...4 YC6J...
Page 12: ...Fig 4 Assembly Layout for YC6J Diesel Engine may differ from the practical configuration...
Page 13: ...13 YC6A A8700 YC6A series construction engine A8700 external characteristic curve...
Page 15: ...15 YC6B B7700 YC6B series construction Turbocharged engine B7700 external characteristic curve...
Page 16: ...16 YC6J J8000 YC6J series construction engine J8000 external characteristic curve...
Page 64: ...64 2 31 Thethermostator is of wax type and installed in the water outlet of the pipe It is not...
Page 98: ...98 the engine to check repair and replace damaged parts...