故障代码：
| LED(发光二极管)组 | 故障内容 | ||||
| ● | ● | ● | ● | ● | 关机或达到设定温度停机 |
| ○ | ● | ● | ● | ● | 正常运行指示，灯亮得越多，表示冷(热)需求量越大 |
| ○ | ○ | ● | ● | ● | 正常运行指示，灯亮得越多，表示冷(热)需求量越大 |
| ○ | ○ | ○ | ● | ● | 正常运行指示，灯亮得越多，表示冷(热)需求量越大 |
| ○ | ○ | ○ | ○ | ● | 正常运行指示，灯亮得越多，表示冷(热)需求量越大 |
| ○ | ○ | ○ | ○ | ○ | 正常运行指示，灯亮得越多，表示冷(热)需求量越大 |
| ● | ● | ● | ● | ○ | 压力过高或压缩机过热保护指示E3 |
| ● | ● | ● | ○ | ○ | 过电流保护指示E4 |
| ● | ● | ○ | ● | ○ | 过热保护指示E2 |
| ● | ○ | ● | ● | ○ | 过冷保护指示E1 |
| ○ | ● | ● | ● | ○ | 通信故障指示E5 |
| ● | ● | ○ | ○ | ● | 驱动器过热指示E6 |
| ● | ○ | ● | ● | ● | 除霜指示 |
| ● | ● | ● | ● | ● | 低电压保护指示E7 |
| ● | ○ | ○ | ○ | ● | 控制参数传送指标 |
注：“○”表示灯亮；“●”表示灯灭。
本文摘自《高新空调器故障代码含义速查宝典》一书
