6,A级保养幻灯片

A级：

4000小时项目1

，

润滑油位、油压和有无泄漏2

，

检查冷却水系统水压和有无泄漏3

，

检查传动带松紧和磨损情况4

，

清洁进气过滤器、水泵进口过滤器5

，

清洁冷却塔水池6

，

更换二级汽缸密封填料7

，

调整1

、2级活塞支撑环角度TRAININGSESSIONCChhaaptteerrChecks

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测量记录活塞与曲轴箱

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