301.5, 301.6, 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavator Machine System Caterpillar


Machine Drift on a Slope - Check

Usage:

301.8 H8X

技术规格

表 1
沉降 
项目  技术规格 
最大沉降  0 mm (0 inch) 

简介

测量机器在斜坡上的沉降量可以确定是否需要检查行驶制动器。

注: 发动机转速和 / 或测试期间所用的机器配置可能对测试结果产生影响。 有关此项测试所用的发动机转速,请参阅测试和调整, "发动机性能 - 测试(发动机转速)"。 有关此项测试所用的机器配置,请参阅测试和调整, "操作检查"。

注: 执行操作检查之前,必须根据卸压阀压力技术规范设定卸压阀压力。 请参阅测试和调整, "技术规范"。

所需工具

表 2
所需工具 
说明  数量 
卷尺 
秒表 
水垢 150 mm (6 inch) 

测试步骤



图 1g06278071

  1. 将机器停放在 12 度斜坡上。 斜坡表面必须坚硬、平滑。

  2. 如图所示,放置作业机具。 参考图 1。

  3. 铲斗应空载。

  4. 完全伸出斗杆油缸和铲斗油缸。

  5. 如有配备,升起铲刀。


    图 2g06278080
    (A) 标记滚轮机架
    (B) 标记履带

  6. 要指示机器与斜坡的相对位置,在滚轮机架和履带上做标记。

  7. 停止发动机。

  8. 3 分钟后,测量机器在斜坡上的移动量。

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