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


Valve and Linkage Group

Usage:

160H 2FM



图 1g01393609

后视图

(5) 右侧阀组

(6) 铲刀提升控制阀

(7) 车轮倾斜控制阀

(8) 中心移动架控制阀

(9) 铰接控制阀

(10) 左侧阀组

(11) 转盘驱动控制阀

注: 有些平地机可能有不同的机具。 各个阀组控制阀的数目可能不同。

(1) 六个放松螺母的扭矩 ... 12 ± 2 N·m (105 ± 18 lb in)

注: 根据需要,使用以下垫片提供最小端隙,使操纵杆返回到空档位置。

(2) 8D-5636 垫片

厚度 ... 0.25 mm (0.010")
内径 ... 19.84 mm (0.781")
外径 ... 38.1 mm (1.50")

(3) 8D-5637 垫片

厚度 ... 0.76 mm (0.030")
内径 ... 19.84 mm (0.781")
外径 ... 38.1 mm (1.50")

(4) 十二个螺栓的扭矩 ... 13 ± 3 N·m (115 ± 27 lb in)




图 2g01393825

A-A 视图

(12) 四个螺栓的扭矩 ... 60 ± 12 N·m (44 ± 9 lb ft)




图 3g01393827

B-B 视图

(13) 两个螺栓的扭矩 ... 60 ± 12 N·m (44 ± 9 lb ft)

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