替换三滤和机油
replace three filters and oil
替换三滤和机油是保养中***常见的项目了，这当中三滤指的是汽油滤清器、空气滤清器和机油滤清器，它们的作用是过滤汽油中、空气中和机油中的杂质，防止杂质进入发动机内部，引起发动机反常磨损或作业反常等现象发作。替换三滤的终究意图是为了更好地保护发动机，尽量延伸发动机的使用寿命，这也是***惯例的保养项目。
the replacement of three filters and oil is the most common item in maintenance. the three filters refer to the gasoline filter, air filter and oil filter, which are used to filter impurities in gasoline, air and oil, prevent impurities from entering the engine, cause abnormal wear or abnormal operation of the engine. . the purpose of replacing the three filters is to better protect the engine and extend the service life of the engine as far as possible. this is also the most usual maintenance item.
2
two
定时替换正时皮带
timing belt replacing timing belt
正时皮带的主要作用是用来驱动发动机的配气组织，使发动机的进、排气门在恰当的时分开启或关闭，来确保发动机的汽缸可以正常地吸气和排气。对于一切的发动机来说，正时皮带是肯定不可以发作跳齿或开裂的，假如一旦发作跳齿现象，发动机不能正常作业，便会呈现怠速不稳，加快不良或不着车等现象；假如正时皮带开裂的话，发动机就会马上熄火，多气门发动机还会导致活塞将顶气门顶弯，严重的会损坏发动机。
the main function of the timing belt is to drive the engine&＃39;s air distribution to enable the engine&＃39;s inlet and outlet doors to open or close at the appropriate time to ensure that the engine cylinder can normally breathe in and exhaust. for all engines, the timing belt is sure not to attack the teeth or crack, if the seizure, the engine can not work normally, it will appear idle and unstable, speed up bad or not the car and other phenomena; if the timing belt cracks, the engine will immediately extinguish, multi valve engine it will also cause the piston to bend the top valve and seriously damage the engine.
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济南弘玺源商贸有限公司
韩先生
13173056680
山东 济南 历城区