某品牌KFR-120W／08MD空调显示障代码“E4”检修一例

摘要

某品牌一台KFR-120W／08MD空调机，制冷运行中显示故障代码“E4”，不能正常制冷．根据故障现象和电路布线情况，经过分析、测量、判断、换件、试机，查出了故障原因予以排除．%not A KFR-120W/08MD Air-condition displays fault code "E4" in its refrigeration operation, refrigerate normally. According to the phenomenon of malfunction and circuit wiring case, analyzes, judges, replaces parts and tries the machine, and at last finds out the fault' s reason and debugs it which can measures.