C32 Marine Engine Caterpillar


Engine Shutdown Occurrence

Usage:

C32 AX2
采用本程序进行以下事件代码的故障诊断与排除。

表 1
故障诊断代码 
代码和描述  产生此代码的状况  系统响应 
E268(1)发动机意外停机  电子控制模块 (ECM) 在发动机停机设备未启用的情况下,检测到发动机转速等于零。  记录该代码。
ECM 启用操作员警告,以向操作员警示该状况。 

当按下紧急停机按钮时,点火立即终止。

可能原因

  • 操作员

  • 燃油

  • 机械故障

推荐

关于更多信息,请参阅故障诊断与排除, "不利用诊断代码进行故障诊断与排除"。

表 2
故障诊断与排除测试步骤  数值  结果 

1. 操作员

A. 询问操作员并确定导致发动机失速的原因。

B. 延迟发动机停机可能未完成。
 

操作员
 

结果:操作员正确操作发动机。

转至测试步骤 2。

结果:操作员不正确操作发动机。

正确操作发动机。
 

2. 燃油

A. 发动机已用尽燃油。
 

燃油
 

结果:发动机用尽燃油。

为发动机提供足够的燃油供应。

确认修理后故障得到排除。

结果:发动机未用尽燃油。

转至测试步骤 3。
 

3. 机械故障

A. 检查有无机械故障。
 

机械故障
 

结果:出现了机械故障。

诊断故障后修理故障。

确认修理后故障得到排除。
 

按所列步骤顺序完成以上步骤。

以上步骤解决了此问题。 将发动机重新投入使用。

以上步骤没有解决问题。

联系当地 Cat 代理商的技术通信员(TC)。 如需进一步的帮助,您的 TC 可以通过代理商解决方案网络(DSN)与您交谈。

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