3500B Engines for Caterpillar Built Power Modules Caterpillar


Fuel Injector Mechanism

Usage:

785C 1HW


图 1g03836106

表 1
技术规格 - 224-9869 气门机构总成和 357-9219 气门机构总成 
项目  数量  零件  技术规格说明 
317-1121 安全螺母  拧紧至扭矩为 120 ± 15 N·m (89 ± 11 lb ft)。 
6J-2245 O 形密封圈  用清洁的发动机机油轻轻地润滑孔。 
7E-6508 盖组件  用手开始拧紧盖组件的固定螺母,使接线柱不至出现螺纹交错。
拧紧盖组件的固定螺母至 2.50 ± 0.25 N·m (22.13 ± 2.21 lb in)。 
100-3878 喷油器弹簧  测试力下的长度为 85.00 mm (3.346 inch)
测试力为 300 ± 25 N (67 ± 6 lb)
测试后的自由长度为 87.65 mm (3.451 inch)。 
334-1626 螺栓  如果初次安装后拆下螺栓,则在螺栓螺纹上涂抹 Loctite 衬垫制作胶 #2。 
230-2620 衬套  组装后摇臂轴的衬套孔径为 45.077 ± 0.015 mm (1.7747 ± 0.0006 inch)
安装深度为 0.50 ± 0.25 mm (0.020 ± 0.010 inch)。 
234-2273 摇臂轴  直径为 45.000 ± 0.013 mm (1.7716 ± 0.0005 inch) 
282-7944 喷油器挺杆组件  直径为 34.950 ± 0.010 mm (1.3760 ± 0.0004 inch)
缸盖上的单体喷油器挺柱组件孔径为 35.000 ± 0.025 mm (1.3779 ± 0.0010 inch)。 
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