应及时更换已磨损的柱塞及出油阀偶件。
Should be the timely replacement of worn and out of the plunger valve coupled parts.
通过实践总结和分析，论述柴油机燃油供给系统三大精密偶件，即柱塞、出油阀和针阀偶件的四种检测方法，为实际操作提供经验。
This paper mainly expounds four inspection means for three big precision coupling of fuel supply system in diesel engine based on the practice, which can be covered for practical operation.
出油阀和出油阀座也是一对精密偶件，配对研磨后不能互换，其配合间隙为0.01。
Valve seat and the oil is even a pair of precision parts, after the pair are not interchangeable grinding, and its clearance of 0.01.
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