3176C, 3406E and 3456 Industrial Engines Caterpillar


Coolant Contains Oil

Usage:

3196 1DW

可能原因

  • 机油冷却器

  • 缸盖衬垫

  • 缸盖

  • 缸套

  • 缸体

建议的措施

机油冷却器

  1. 检查发动机机油冷却器是否泄漏。 如果发现渗漏,应安装新机油冷却器芯。 请参阅解体和组装手册。 检查从动设备油冷却器(如果配备)。

  1. 排空曲轴箱,使用清洁的发动机机油重新加注曲轴箱。 安装新发动机机油滤清器。 请参考操作和保养手册。

缸盖衬垫

  1. 拆卸缸盖。 请参阅解体和组装手册。

  1. 检查缸套突出量。 请参考系统操作/测试和调整手册。

  1. 安装新缸盖衬垫,在隔板上安装新水封。 请参阅解体和组装手册。

缸盖

检查缸盖有无裂纹。 如果发现裂纹,应修理和/或更换缸盖。 请参阅解体和组装手册。

缸套

检查缸套有无裂纹。 更换任何存在裂纹的缸套。 请参阅解体和组装手册。

缸体

检查缸体有无裂纹。 如果发现裂纹,应修理和/或更换缸体。

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