C3.4B Engines for Caterpillar Built Machines Caterpillar


Alternator Belt - Remove and Install

Usage:

CCS7 4B2

拆卸步骤

  1. 如果发动机有护罩,拆下护罩。 有关正确步骤,请参阅原始设备制造商(OEM)信息。


    图 1g02553437
    典型示例

  2. 松开锁紧螺母 (2) 和交流发电机张紧螺栓 (1)。

  3. 松开螺母和螺栓 (4)。

  4. 松开调整支架 (5) 的螺栓 (3)。

  5. 卸下交流发电机传动带 ( 6)。 废弃交流发电机螺栓。

    注: 拆卸前,记录交流发电机皮带的布设情况。

安装步骤



    图 2g02553437
    典型示例


    图 3g02553697

  1. 确保皮带轮和引导轮的所有部件清洁且无磨损和损坏。 如有必要,更换所有磨损或损坏的部件。

  2. 确保皮带轮和引导轮无污垢和旧皮带上的沉积。

  3. 将新的交流发电机皮带 (6) 安装到皮带轮上。 确保交流发电机皮带在所有皮带轮上居中。

    注: 交流发电机皮带上的楔必须位于所有皮带轮的槽中。

  4. 拧紧螺栓 (1),直到调整支架 (5) 达到位置 (A) 上可用调整的最大伸出。

  5. 将螺栓 (3) 拧紧至扭矩为 50 N·m (37 lb ft)

  6. 拧紧螺母和螺栓 (4) 至扭矩为 50 N·m (37 lb ft)

  7. 沿逆时针方向旋转张紧螺栓 (1) 两整圈。 拧紧锁紧螺母 (2) 至扭矩为 30 N·m (266 lb in)

  8. 如果发动机有护罩,安装护罩。 有关正确的步骤,请参阅 OEM 信息。

Caterpillar Information System:

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