C9 Engines for Caterpillar Built Machines Caterpillar


Unit Injector Hydraulic Pump

Usage:

511 511





图 1g01411601

注: 更换 输油泵组件 (5) 时,需要更换螺栓。

(1) 4 只螺栓的扭矩 ... 33 ± 5 N·m (24 ± 4 lb ft)

(2) 3 只螺栓的扭矩 ... 9.0 ± 0.4 N·m (80 ± 4 lb in)

(3) 燃油进气端口滤清器的扭矩 ... 23 ± 2 N·m (17 ± 1 lb ft)

(4) 燃油出气端口滤清器的扭矩 ... 23 ± 2 N·m (17 ± 1 lb ft)




图 2g01651495

(A) 柱塞缸中的滚针轴承组件的安装深度 ... 28.9 ± 0.2 mm (1.14 ± 0.01 in)

(6) 防松螺母的扭矩 ... 5.5 ± 0.5 N·m (50 ± 4 lb in)

(7) 螺母的扭矩 ... 8 ± 1 N·m (70 ± 9 lb in)

注: 安装 滚针轴承组件 (8) ,使带有识别号的轴承端处于图示方向。 参考图2。




图 3g01652053

注: 安装滑阀 (9) ,直到滑阀完全坐落到缸体的肩部。

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