C7.1 Engines Caterpillar


Electric Starting Motor - Remove and Install

Usage:

525D 2L5

拆卸步骤

------ WARNING! ------

发动机的意外起动会对在设备上工作的人员造成伤害或死亡。


  1. 将蓄电池断路开关转到断开位置。

  2. 在与电动起动马达和电磁阀相连的线束组件上作识别标记。


    图 1g01973073
    典型实例

  3. 从电动起动马达和电磁阀上断开线束组件。

  4. 支撑电动起动马达 (3)。

  5. 拆下螺母或螺栓 (2)。

  6. 拆下电动起动马达 (3)。

  7. 如有安装有密封垫,拆下密封垫 (4)。

  8. 如有必要,将螺柱 (5) 从飞轮壳体 (1) 上卸下。

安装步骤



图 2g01973073
典型实例

  1. 如有必要,将螺柱 (5) 安装到飞轮壳体 (1) 中。

    拧紧螺柱 M10 至扭矩为 18 N·m (159 lb in)

    拧紧螺柱 M12 至扭矩为 25 N·m (221 lb in)

  2. 如有必要,将新密封垫 (4) 安装到飞轮壳体 (1) 的螺柱上。

  3. 将电动起动马达 (3) 安置到飞轮壳体 (1) 的螺柱上。

  4. 安装螺母或螺栓 (2)。

    拧紧螺母 M10 至扭矩为 44 N·m (33 lb ft)

    拧紧螺母 M12 至扭矩为 78 N·m (58 lb ft)

    拧紧 M16 螺栓至扭矩为 240 N·m (177 lb ft)

  5. 将线束组件连接到电动起动马达及电磁阀上。

  6. 将蓄电池断路开关转到接通位置。

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