三菱FDTN254HEN 嵌入式空调器故障表现为室内风机转10min 就停。案例分析室内风机转约10min 就停,电源线故障基本排出,故怀疑电路通信上,用自检测无故障显示,换内板后,故障依旧,经仔细观察,室内机先停25 - 35 后,室外机就停,故怀疑霍耳元件故障,经检测霍耳元件正常,判断故障在电机。维修方法更换电机后空调器正常。温馨提示三菱FDTN254HEN 嵌入式空调器控制电路如图9 - 3 所示。 |
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