D7G and D7G Series II Track-Type Tractors Power Train Caterpillar


Sprocket Segment - Remove and Install

Usage:

D7G 7MB

拆卸步骤




    图 1g01309602

  1. 转动即将拆卸的链轮齿块 (1) 到 2 点钟位置。 拆下螺栓 (3) 和 (4) ,然后拆下防护罩 (2) 。 卸下螺栓 (6) 和防护罩 (5) 。



    图 2g01309603

  1. 拆下螺栓 (7) 和螺母。 拆下链轮齿块 (1) 。 链轮齿块 (1) 的重量约为 10 kg (23 lB)。

安装步骤




    图 3g01309603

  1. 安装链轮齿块 (1) 。 链轮齿块 (1) 的重量约为 10 kg (23 lB)。 在螺栓 (7) 的螺纹上涂抹干净的 SAE 30 机油。 安装螺栓 (7) 和螺母。 拧紧螺栓 (7) 至扭矩为 175 ± 40 N·m (130 ± 30 lB ft)。 再拧紧螺栓 (7) 1/3 圈。 螺栓 (7) 的最终扭矩必须高于 380 N·m (280 lB ft)。



    图 4g01309658

  1. 安装防护罩 (5) 和螺栓 (6) 。 安装防护罩 (2) 和螺栓 (3) 、 (4) 。

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