3176C and 3196 Engines for Caterpillar Built Machines Caterpillar


Electronic Unit Injector Mechanism

Usage:

140H 126



图 1g01416621

(1) 喷油器总成

(3) 臂组件

(4) 挺柱组件

(A) 新轴直径 ... 34.000 ± 0.010 mm (1.3386 ± 0.0004 in)

(B) 新挺柱轴组件的直径 ... 20.000 ± 0.010 mm (0.7874 ± 0.0004 in)

挺柱轴组件体中的孔径 ... 20.050 ± 0.015 mm (0.7894 ± 0.0006 in)

注: 参考测试与调整, "电子单体喷油器 - 调整"以了解调整电子单体喷油器间隙的正确步骤。

遵循下述电子单体喷油器调整说明:

  1. 松开六角薄螺母 (2) 。

  1. 顺时针方向转动摇臂调整螺钉。 接触到电子单体喷油器时,停止转动摇臂调整螺钉。

  1. 将摇臂调整螺钉沿顺时针方向再转动 180 度(1/2 圈)。

  1. 将摇臂调整螺钉保持在位。

  1. 将六角头薄螺母 (2) 拧紧至扭矩为 55 ± 10 N·m (41 ± 7 lb ft)。

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