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li yong san ge wei zhi pan duan chai you fa dong ji gu zhang
Author(s): 
Pages: 42-43
Year: Issue:  1
Journal: Auto Application

Abstract: 一、利用进气歧管和排气歧管处判断故障 如果怀疑柴油机某个汽缸工作失常,不要急于拆卸汽缸盖和分解柴油机,可以采取以下措施:①检查各排气歧管的温度差.如果柴油机工作粗爆,而且运转声音不均匀,说明各汽缸的燃烧状况不一致,原因之一是各汽缸的喷油量不相等.此时可以用手触摸各缸的排气歧管(最好使用红外线测温仪),如果某歧管的温度特别高,说明对应汽缸的喷油量过大,如果某歧管的温度明显偏低,说明对应汽缸的喷油量偏小,应当对喷油器进行检查和调整.
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