C9.3 Engines for Caterpillar Built Machines Caterpillar


Flywheel - Remove and Install

Usage:

725C2 2L6

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
导向螺栓
(M16 x 2 x 4 in) 
138-7573  连杆支架 
FT-2711  专用螺栓 
9S-3263  螺纹锁固胶 


    图 1g01138041

  1. 拆下顶部螺栓 (1)。 安装工具 (A)。 拆下剩余的螺栓 (1)。

  2. 将工具 (B) 和适当的起吊设备固定到飞轮 (2) 上。 飞轮 (2) 的重量约为 40 kg (85 lb)

    注: 如果发动机上配备后动力输出(RPTO),安装工具 (C) 以将齿轮紧密地固定到曲轴端上。

  3. 拆下飞轮 (2)。

  4. 必要时使用锤子和冲头,拆下飞轮齿圈。

安装步骤

  1. 按与拆卸相反的顺序安装飞轮 (2)。

    1. 加热飞轮齿圈。 不要使用喷灯加热飞轮齿圈。 在飞轮上安装飞轮齿圈。 定位飞轮齿圈,零件号朝向曲轴。 让飞轮齿圈冷却。 使用软锤,使飞轮齿圈座靠在飞轮肩上。

    2. 将工具 (D) 涂抹在螺栓 (1) 上。 拧紧螺栓 (1) 至扭矩为 300 ± 40 N·m (221 ± 30 lb ft)

  2. 检查飞轮跳动。 请参阅测试与调整, "飞轮 - 检查"。

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