C4.4 Industrial Engine Caterpillar


Flywheel - Inspect

Usage:

C4.4 444

表 1
所需工具    
工具     零件号     零件描述     数量    
A     8T-5096     千分表总成     1    

飞轮面直线度




图 1g01335974

典型实例

  1. 安装工具 (A) 在图1中,如图所示。

  1. 将千分表指针设定在 0 mm (0 inch)。

  1. 转动飞轮。 每隔 45 度读取千分表读数。

    注: 检查过程中,向发动机前部持续按压曲轴,消除所有轴向间隙。

  1. 计算四个位置的最小测量值与最大测量值之差。 每个飞轮半径均为 25 mm (1.0 inch),该差值不能高于 0.03 mm (0.001 inch)。 飞轮半径是曲轴轴线至千分表接触点之间的距离。

飞轮跳动




图 2g01335976

典型实例

  1. 安装工具 (A) 在图2中,如图所示。

  1. 将千分表指针设定在 0 mm (0 inch)。

  1. 转动飞轮。 每隔 45 度读取千分表读数。

  1. 计算四个位置的最小测量值与最大测量值之差。 这个差值不能高于 0.30 mm (0.012 in)。

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