992K Wheel Loader Electrohydraulic System Caterpillar


Position Sensor (Lift Linkage) - Replace

Usage:

992K H4C
更换提升连杆位置传感器前,做好对机器进行故障诊断与排除的准备工作。 在执行下列步骤前,请参阅服务手册模块测试和调整, "排除故障的机器准备",以了解正在维修的机器。


图 1g01483313

(A) 提升连杆位置传感器的位置




图 2g01483973

(1) 装载机机架

(2) 提升连杆

(3) 板组件

(4) 螺栓

(5) 传感器组件

(6) 螺栓

(7) 电气接头

(8) 螺栓

(9) 臂

传感器拆卸

  1. 从导线线束上拔下电气接头 (8) 。

  1. 卸下四个螺栓 (1) 。 拆下传感器组件 (2) 。

  1. 拆下传感器组件 (2) 后,松开螺栓 (5) ,然后拆下臂 (7) 。

  1. 拆下将接头固定到板上的夹子。 拆下将位置传感器固定到板上的五个螺栓 (6) 。

  1. 拆下位置传感器。

传感器安装

  1. 将新的位置传感器定位到板上,然后安装五个螺栓 (6) 。

  1. 将臂 (7) 定位到位置传感器的轴上。 拧紧螺栓 (5) 。

    注: 在臂 (7) 上的孔中对齐平面,使平面位于传感器轴上。

  1. 将传感器组件定位到装载机机架上。 安装四个螺栓。

    注: 安装传感器组件时,将轴端部的叉子定位到板组件 (9) 上的销上方。

  1. 安装将电气接头 (8) 固定到传感器组件 (2) 上的夹子。

  1. 安装从导线线束到接头 (8) 的接头。

  1. 完成提升连杆位置传感器的标定步骤。

    参考有关标定信息,请参阅维修手册模块测试和调整, "位置传感器(提升连杆)- 标定"。

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