G3304B and G3306B Engines Caterpillar


Engine Timing Does Not Match Programmed Timing

Usage:

G3304B A4E

可能原因

  • 期望的发动机正时偏置

  • 基本正时

建议措施

注: 如果故障现象只在某些工况下出现(高怠速、全负载和发动机工作温度),应在这些工况下测试发动机。 在其它状况对故障现象进行故障诊断与排除会给出容易产生误导的结果。

期望的发动机正时偏置

确认对期望的发动机正时偏置的编程正确。 有关正确设置,请参阅系统操作, "系统配置参数"。

基准正时

确认基准正时正确。 进行任何必要的调整。 有关正确步骤,请参阅测试和调整, "正时 - 标定"。

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