12H, 140H, 143H, 160H and 163H Motor Graders Hydraulic and Steering System Caterpillar


Operator Console

Usage:

12H ES 2GS



图 1g01398901

注: 在板 (2) 板上加上密封件 (1) 。 密封件应放在控制台两侧紧固件的中央,如图所示。

(1) 密封件的近似长度 ... 500 ± 10 mm (19.7 ± 0.4 in)

(3) 当操作台处在完全向前位置时,调整锁紧螺栓使其与仪表板的间隙维持在 20 至 25 mm (0.8 至 1.0 in)。

(4) 8C-3442 线圈弹簧

在试验力下的长度 ... 57.9 mm (2.28 in)
试验力 ... 71.2 ± 5.8 N (16 ± 1.3 lb)
试验后的自由长度 ... 50.3 mm (1.98 in)
外径 ... 17.48 ± 0.25 mm (0.688 ± 0.010 in)

注: 围绕驾驶室平台的开缝加上密封件 (5) ,如图所示。

(5) 密封件的近似长度 ... 400 ± 10 mm (15.7 ± 0.4 in)

(6) 3Y-2806 弹簧

在试验力下的长度 ... 71.1 mm (2.80 in)
试验力 ... 35.50 ± 2.90 N (8.0 ± 0.7 lb)
试验后的自由长度 ... 48.5 mm (1.91 in)
外径 ... 17.80 mm (0.701 in)

(7) 必要时,用轴承限制其水平运动。

注: 将密封件 (8) 居中安置在半径范围之内,如图所示。

(8) 密封件的近似长度 ... 100 ± 10 mm (3.9 ± 0.4 in)

(9) 螺母的扭矩 ... 1.70 ± 0.25 N·m (15 ± 2 lb in)

(E) 连杆超过操纵杆的长度 ... 28 ± 3 mm (1.1 ± 0.1 in)

(F) 轴承在两处的深度 ... 3.7 ± 1.5 mm (0.15 ± 0.06 in)

(G) 轴承深度 ... 6.0 ± 2.0 mm (0.24 ± 0.08 in)




图 2g01398904

截面 D-D

(11) 隔套

注: 将油缸连杆 (10) 旋入座圈 (12) 内,使销 (15) 与球体 (14) 接触。 将油缸连杆 (10) 松开半圈。 将 4C-4030 螺纹固定剂 涂敷在螺母 (13) 下的螺纹上。 拧紧螺母 (13) 。

注: 安装油缸连杆 (10) 之前, 用 1P-0808 多功能润滑脂 将润滑脂加注在座圈 (12) 的空穴内以使其围住球体 (14) 润滑。

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