259B3 Compact Track Loader, 247B3 and 257B3 Multi Terrain Loaders and 216B3, 226B3, 236B3, 242B3 and 252B3 Skid Steer Loaders Power Train Caterpillar


Chain (Drive) Tension - Adjust

Usage:

236B3 A9H

调整步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
A  180-3033  一套修理台 
B  159-3337  链条张力调节器 
C  Loctite 5900 

  1. 使用适当的起吊设备和工具 (A) 支撑机器。


    图 1g01052875

  2. 转动车轮。 测量总的自由间隙 (A)。

    注: 沿轮胎圆周弧线的总自由间隙应在 10.0 mm (0.39 inch)15.0 mm (0.6 inch) 之间。 如果总自由间隙在 10.0 mm (0.39 inch)15.0 mm (0.6 inch) 之间,则链条张力不需要进一步的检查。 如果总自由间隙不在 10.0 mm (0.39 inch)15.0 mm (0.6 inch) 之间,继续检查。



    图 2g01052851

  3. 使用适当的起吊设备支承轮胎。 拆下凸缘螺母 (2)。 拆下轮胎 (1)。 轮胎 (1) 的重量约为 51 kg (113 lb)。 拆下螺栓 (3 )。 拆下盖 (4)。


    图 3g01092147

  4. 松开螺栓 (6)。

  5. 定位工具 (B)。

  6. 逆时针旋转工具 (B),以便将链条张紧到正确的技术规格。


    图 4g01095927

  7. 当测量链条中的移动量时,确保链条 (5) 张紧在链轮下方。

  8. 当尺寸 (B) 在 10.0 mm (0.39 inch)15.0 mm (0.6 inch) 之间时,将获得正确的链条张力。 尺寸 (B) 是链条的总中心运动。

  9. 如有必要,对机器的另一侧重复驱动链条的调整步骤。


    图 5g00554036

  10. 按照上图所示的顺序拧紧车桥壳体的螺栓至 50 ± 15 N·m (37 ± 11 lb ft)。 再次拧紧所有的螺母至 50 ± 15 N·m (37 ± 11 lb ft),并以相同的顺序再转动 90 ± 5 度。

  11. 拆下工具 (B)。


    图 6g01052851

    注: 组装之前,先清洁盖和配合面。

  12. 将工具 (C) 涂抹到机架上的螺栓孔中。 将 3.0 ± 1.0 mm (0.10 ± 0.04 inch) 连续的工具 (C) 涂抹到盖 (4) 上。

  13. 定位盖 (4)。

  14. 安装螺栓 (3)。

  15. 使用适当的起吊设备安装轮胎 (1)。 轮胎 (1) 的重量约为 51 kg (113 lb)。 有关拧紧凸缘螺母的步骤,请参阅操作和保养手册, "车轮螺母 - 拧紧"。

  16. 使用适当的起吊设备来支撑机器并拆下工具 (A)。

  17. 如有必要,对机器的后部重复调整步骤。

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