Speed Sensor - Clean/Inspect
C175 发电机组具有三个不同的转速传感器。
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| 图 1 | g01247606 |
(1) 辅助转速传感器（凸轮轴） (2) 第三转速传感器（凸轮轴） (3) EMCP 的电磁式拾波器（飞轮） | |
主转速传感器和辅助转速传感器安装在飞轮壳的顶部。 这两个传感器都是通过螺栓拉到位的。
- 从飞轮壳上拆下转速传感器。 检查转速传感器塑料端部的状况，查看是否有磨损和/或污染物。
- 清洁转速传感器面上的金属刮屑和其它碎屑。 使用维修手册中的步骤来标定转速传感器。
第三转速传感器具有带螺纹的端头，可直接旋进飞轮壳。
- 将发动机转速/正时传感器从飞轮壳体上取下。 检查发动机速度/正时传感器端部的状态。 检查是否有磨损和污染的迹象。
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| 图 2 | g00293337 |
典型的发动机速度/正时传感器 | |
- 清理磁铁表面的金属屑和其它碎屑。
- 根据维修手册, "技术参数"中的信息安装发动机转速/正时传感器。
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