3512B and 3516B Engine Supplement for and 784C,, 785C and and 785C HAA Off-Highway Truck/Tractors Caterpillar


Belt Tightener - Disassemble

Usage:

785C 1HW

拆卸步骤

开始:

  1. 拆下皮带张紧器。 请参考拆卸和组装, "皮带张紧器 - 拆除"部分。

注: 清洁是一项重要因素。 拆卸前,应使用清洗剂彻底清洁所有零件。 这样有助于防止污垢进入内部机构。



    图 1g00555790

  1. 拆下惰轮皮带轮上的螺栓 (1)、垫圈、盖 (2) 和密封垫。


    图 2g00555791

  2. 拆下惰轮皮带轮上的螺栓 (3)、垫圈和挡圈 (4)。


    图 3g00555792

  3. 拆下惰轮皮带轮中的轴承 (5)。


    图 4g00555793

  4. 拆下惰轮皮带轮上的隔离圈 (6)。


    图 5g01056049

  5. 将惰轮皮带轮 (8)、轴承和唇形密封件整个从张紧臂 (7) 上拆下。


    图 6g01056051

  6. 拆下惰轮皮带轮 (8) 上的唇形密封件 (9)。


    图 7g01056054

  7. 拆下惰轮皮带轮 (8) 中的轴承 (10)。


    图 8g01056055

  8. 拆下张紧臂 (7) 上的隔离圈和 O 形密封圈 (11)。


    图 9g01056056

  9. 为了便于安装,标记弯管 (12) 的位置。 拆下张紧臂 (7) 上的弯管 (12)。

  10. 使用适当的压具从张紧臂 (7) 上拆下衬套 (13)。

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