由于温度传感器(通常称为温度探头)的电阻,在不同温度下可获得不同的电阻值。此外,该部件本身没有任何制造商的型号和参数识别,这增加了修理时的判断难度。在维护过程中,通常将测量的电阻值与数据进行比较,或者手动保持温度传感器头,并且仪表用于测量电阻值是否改变以确定空调电路是好还是坏。可以粗略地操纵这些并且可以确定传感器的质量。

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