上柴工程机械配件096400-1730

所有造成汽缸密封不严，发生漏气故障的原因都会造成汽缸压缩力不足，使喷入汽缸中的燃油不能被压燃，导致启动困难。具体原因有:(1)活塞环开口位置装配不当或使用中活塞环口走到同一方向，使活塞环不能起到密封汽缸的作用，应查出原因排除，按正确环口位置重新装配活塞环。(2)活塞裙部与缸套的配合间隙过大，活塞环开口间隙过大，TMH GK活塞环槽与活塞环的边间隙过大，活塞环漏光等。这时应更换新件。(3)汽缸盖垫片被烧蚀漏气，可拧紧缸盖螺母或更换汽缸垫。(4)喷油器铜垫处漏气。可拧紧固定螺母，检查或更换喷油器垫。(5) 气门、气门座磨损引起气门漏气，压缩压力下降。

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