G3304B and G3306B Engines Caterpillar


Carburetor (High Pressure Gas) - Adjust

Usage:

G3304B A4E

高压燃气空燃混合器

注: 以下调整是空燃混合器的工厂设定。 如果需要调整这些控制才能保持排放水平,应检查发动机控制系统有无故障。 此外也应检查燃料系统有无故障。 请参阅不手册中相应的故障诊断与排除步骤以了解对控制系统或燃油系统的故障诊断与排除的相关信息。




图 1g01961845

高压燃气空燃混合器

(1) 怠速调整螺钉

(2) 排气控制调整(负载调整或功率调整螺钉)

  1. 将怠速调整螺钉 (1) 从关闭位置逆时针转动四圈。

    注: 进行怠速调整时,使发动机预热到正常工作温度。 调整怠速调整螺钉以获得怠速和加速的最佳性能。

  1. 将负载调整阀 (2) 向 "R" 转动到最大位置(最浓设定)。

    "L" 表示将燃料混合物调稀。 "R" 表示将燃料混合物调浓。

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