3046 Engine for Caterpillar Built Machines Caterpillar


Engine Oil Pump - Inspect

Usage:

D4C III 1FW
如果机油泵的任何零件磨损到足以影响机油泵性能的程度,则必须更换机油泵。

执行以下步骤来检查机油泵。 关于间隙,请参阅技术参数, "机油泵"。



    图 1g00987624
    机油泵的部件分解图
    (1) O 形密封圈
    (2) 内转子
    (3) 轴
    (4) 外转子
    (5) 本体

  1. 从发动机上拆下机油泵。

  2. 拆下所有零件。 清洁所有零件。 检查金属中有无裂纹或其他损坏。


    图 2g00987626
    外转子至机体的间隙

  3. 安装外转子。 测量外转子与泵体之间的间隙。


    图 3g00987627
    内转子与外转子之间的间隙

  4. 安装内转子。 测量内转子与外转子之间的间隙。


    图 4g00987628
    转子端隙

  5. 使用直尺和塞尺测量转子的端隙。

  6. 清洁机油泵的上表面。 更换 O 形密封圈并将机油泵安装到发动机上。

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