773D Off-Highway Truck and 775D Quarry Truck Power Train Caterpillar


Rear Axle Housing End Play - Adjust

Usage:

773D 7CS


图 1g00836663


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A-A 视图


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剖面 B-B

轴向间隙调整步骤

  1. 4C-5592 防粘结剂涂抹在螺纹和主螺栓 (7) 的锥段上。 将 4C-5592 防粘结剂涂抹在螺母 (4) 的表面和支承组件 (8) 的锥段上。

  2. 5P-0960 含钼润滑脂涂抹在主螺栓 (7) 的球面上。

  3. 将盖 (6) 安装到主螺栓 (7) 上。 将主螺栓 (7) 安装到支承组件 (8) 上。

  4. 安装螺母 (4)。 拧紧螺母 (4) 至扭矩 2600 ± 260 N·m (1920 ± 190 lb ft)。 用冲头锁紧主螺栓 (7) 上的螺纹。

  5. 在盖 (6) 周围以均匀间距安装四只螺栓 (5)。 将套筒 (2) 安装到螺栓 (5) 上。 请勿安装垫片 (3)。

  6. 将螺母 (1) 放到螺栓 (5) 上。 均匀拧紧螺母,直到在主螺栓 (7) 上移动盖 (6) 和套筒 (2) 受到少许阻力为止。

  7. 使用塞尺测量各螺栓 (5) 上套筒 (2) 和盖 (6) 之间的距离。

  8. 用步骤 7 中得到的距离加上 0.025 至 0.15 mm (0.0010 至o 0.006 in)。 所得即为垫片组的厚度。 安装垫片 (3),以实现正确的垫片组厚度。

    注: 垫片组中至少使用六个 5D-4363 垫片。 按照需要,使用 5D-1499 垫片和 5D-1500 垫片。

  9. 拆下螺母 (1)、套筒 (2) 和螺栓 (5)。

  10. 安装垫片 (3)。 将套筒 (2) 安装到盖 (6) 上。 安装螺栓 (5)。

  11. 将八只螺栓 (5) 拧紧至 550 ± 20 N·m (405 ± 15 lb ft)

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