345C Excavator Machine System Specifications Caterpillar


Swing Gear and Bearing

Usage:

345C BWY



图 1g01434350

注: 相对于底座组件和轴承止动块 (2) 定位内座圈 (3) 上的 "S"。 有关正确的方向,请参看图 1。

(1) 软管卡箍的扭矩 ... 5.39 ± 0.49 N·m (50 ± 4 lb in)




图 2g01434397

(4) 在回转齿轮和上机架组件的配合面之间,以及轴承总成和底座组件之间涂抹 1U-8846 垫片密封胶 。

注: 组装前,在螺栓螺纹上涂抹 4C-4030 螺纹锁固胶 。

(5) 四个螺栓的扭矩 ... 20 ± 2 N·m (15 ± 1 lb ft)

注: 在螺栓 (6) 的螺纹上涂抹 5P-3931 防粘结剂 。 螺栓座和垫圈表面无需涂抹。

(6) 124 个螺栓的扭矩 ... 1000 ± 125 N·m (740 ± 90 lb ft)

注: 组装前,在螺栓螺纹上涂抹 4C-4030 螺纹锁固胶 。

(7) 10 个螺栓的扭矩 ... 37 ± 4 N·m (27 ± 3 lb ft)




图 3g01434815

截面 D-D

(8) 将 4C-5599 防粘结剂 涂在定位销孔上,然后再安装定位销。

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