789C Off-Highway Truck Air System and Brakes Caterpillar


Rear Wheel

Usage:

789C 2BW



图 1g00297308



图 2g00297285

(1) 50 只螺母的扭矩 ... 1150 ± 150 牛米 (848 ± 111 磅英尺)

(2) 8X-8439 填隙片组 厚度 ... 3.9 毫米 (0.15 英寸)

注: 请参考动力传动系拆卸和组装, "终传动、后轮轴承和双锥面浮动密封件"部分,或者参考动力传动系拆卸和组装, "后轮、轴承和双锥面浮动密封件"部分,确定要使用的填隙片数量。

(3) 57 只螺栓的扭矩 ... 1150 ± 150 牛米 (848 ± 111 磅英尺)

(4) 3 只螺母的扭矩 ... 1150 ± 150 牛米 (848 ± 111 磅英尺)

注: 螺栓和螺母 (4) 应按等距位置安放。

(5) 38 只螺栓的扭矩 ... 1800 ± 200 牛米 (1328 ± 148 磅英尺)

(6) 使用少量要密封的润滑油润滑密封件。

(8) 3 只螺栓的扭矩 ... 1800 ± 200 牛米 (1328 ± 148 磅英尺)

(9) 螺栓

15 只螺栓的最终扭矩 ... 400 ± 50 牛米 (295 ± 37 磅英尺)
额外扭矩 ... 60 ± 5 度

注: 安装这些螺栓之前,先执行动力传动系拆卸和组装, "终传动、后轮轴承和双锥面浮动密封件"中的操作程序,或者先执行动力传动系拆卸和组装, "后轮、轴承和双锥面浮动密封件"中的操作程序。

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