3126B Engines for Caterpillar Built Machines Caterpillar


Vibration Damper and Pulley - Remove and Install

Usage:

120H 124

拆卸步骤




    图 1g00612677

  1. 将螺栓 (2) 、曲轴减振器 (1) 和隔套从曲轴皮带轮上拆下。



    图 2g00612684

  1. 拆下皮带 (3) 。 请参阅操作和保养手册, "皮带 - 检查"。

  1. 拆下螺栓 (4) 。

  1. 拆下曲轴皮带轮 (5) 。

安装步骤




    图 3g00612684

  1. 在曲轴上定位曲轴皮带轮 (5) 。 安装螺栓 (4) 并拧紧螺栓至扭矩为 160 ± 30 N·m (118 ± 22 lb ft)。

  1. 安装皮带 (3) 。 请参阅操作和保养手册, "皮带 - 检查"。

    注: 检查橡胶减振器上的对准标记,以确保正确的对准。 如果橡胶减振器不能对准,则更换橡胶减振器。 请参阅技术规格, "减振器"。




    图 4g00612677

  1. 安装隔套和曲轴减振器 (1) 。 安装螺栓 (2) ,并拧紧至扭矩为 55 ± 10 N·m (40 ± 7 lb ft)。

  1. 调整皮带的张力。 请参阅技术规格, "皮带张力表"。

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