项目一空调系统维护 ........................................................................ 1
项目描述 ...............................................................................................................................1
故障描述 ...............................................................................................................................2
故障分析 ...............................................................................................................................2
项目模块 ...............................................................................................................................3
模块一 空调系统使用 .......................................................................................................3
模块二 空调系统维护 ..................................................................................................... 11
知识迁移与拓展 ...................................................................................................................21
项目二空调性能检测 ...................................................................... 23
项目描述 ..............................................................................................................................23
故障描述 ..............................................................................................................................24
故障分析 ..............................................................................................................................24
项目模块 ..............................................................................................................................25
模块一 出风口温度与风速检测 .....................................................................................25
模块二 RAplus 007 综合性能检测 .................................................................................29
知识迁移与拓展 ...................................................................................................................37
项目三空调制冷剂泄漏故障检修 .................................................. 39
项目描述 ..............................................................................................................................39
故障描述 ..............................................................................................................................40
故障分析 ..............................................................................................................................40
项目模块 ..............................................................................................................................41
模块一 制冷剂鉴定 .........................................................................................................41
模块二 系统压力检测 .....................................................................................................47
模块三 制冷剂加注 .........................................................................................................56
知识迁移与拓展 ...................................................................................................................65
冷凝器风扇不工作故障检修 项目四 .............................................. 67
项目描述 ..............................................................................................................................67
故障描述 ..............................................................................................................................68
故障分析 ..............................................................................................................................68
项目模块 ..............................................................................................................................69
模块一 冷凝器风扇检查 .................................................................................................69
模块二 冷凝器风扇控制电路检测 .................................................................................73
知识迁移与拓展 ...................................................................................................................80
项目五鼓风机缺挡故障检修 .......................................................... 83
项目描述 ..............................................................................................................................83
故障描述 ..............................................................................................................................84
故障分析 ..............................................................................................................................84
项目模块 ..............................................................................................................................85
模块一 鼓风机检测 .........................................................................................................85
模块二 鼓风机控制开关检测 .........................................................................................89
模块三 鼓风机控制电路检修 .........................................................................................93
知识迁移与拓展 ...................................................................................................................97
项目六空调压缩机不吸合故障检修 .............................................. 99
项目描述 ..............................................................................................................................99
故障描述 ............................................................................................................................100
故障分析 ............................................................................................................................100
项目模块 ............................................................................................................................101
模块一 空调压缩机检修 ...............................................................................................101
模块二 蒸发器温度传感器检测 ...................................................................................109
模块三 压力传感器检测 ............................................................................................... 114
模块四 环境温度传感器检测 ....................................................................................... 119
知识迁移与拓展 .................................................................................................................124
项目七 ............................................ 127
项目描述 ............................................................................................................................127
故障描述 ............................................................................................................................128
故障分析 ............................................................................................................................128
项目模块 ............................................................................................................................129
模块一 模式风门电动机检测 .......................................................................................129
模块二 模式风门电动机控制电路检测 .......................................................................134
知识迁移与拓展 .................................................................................................................138
附录A 模块电源、搭铁、串行数据和鼓风机控制装置电路图 ... 141
附录B 送风和温度控制装置电路图 ............................................... 142
送风和温度控制装置压缩机控制装置和蒸发器
温度传感器电路图 .............................................................. 143
附录C
参考文献 .............................................................................................. 144