天气预报 > 汽车 > 雷诺420发动机制动怎么调整
雷诺420发动机制动怎么调整
更新时间: 2021-02-22 01:01:29  

1、调整气门间隙:就是气门在完全关闭时,气门杆尾端与气门传动组零件之间的间隙称之为气门间隙。

2、气门间隙必要性:发动机工作时,气门将因温度升高而膨胀,如果气门及其传动件之间,在冷态时无间隙或间隙过小,则在热态时,气门及其传动件的受热膨胀势必引起气门关闭不严,造成发动机在压缩和作功行程中漏气,而使功率下降,严重时甚至不易起动。

关键词: 发动机 制动 怎么 调整

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