| 代码 | 可能的原因 |
| E0 | 室内机EEPROM参数错误
Indoor unit EEPROM parameter error |
| E1 | 室内/室外机通讯错误
Indoor / outdoor units communication error |
| E3 | 室内风扇速度失控
Indoor fan speed has been out of control |
| E4 | 室内室温传感器T1开路或短路
Indoor room temperature sensor T1 open circuit or short circuit |
| E5 | 蒸发器盘管温度传感器T2开路或短路
Evaporator coil temperature sensor T2 open circuit or short circuit |
| EC | 制冷剂泄漏检测
Refrigerant Leakage Detection
|
| F1 | 室外环境温度传感器T4开路或者短路
Outdoor ambient temperature sensor T4 open circuit or short circuit
|
| F2 | 冷凝器盘管温度传感器T3开路或短路
Condenser coil temperature sensor T3 open circuit or short circuit |
| F3 | 压缩机排气温度传感器T5开路或短路
Compressor discharge temperature sensor T5 open circuit or short circuit |
| F4 | 室外机 EEPROM 参数错误
Outdoor unit EEPROM parameter error |
| F5 | 室外风扇速度失控
Outdoor fan speed has been out of control
|
| P0 | IPM故障或IGBT过强流保护
IPM malfunction or IGBT over-strong current protection
|
| P1 | 过压或过低电压保护
Over voltage or over low voltage protection
|
| P2 | 压缩机顶部高温保护诊断及解决方法
High temperature protection of compressor top diagnosis and solution
|
| P4 | 变频压缩机驱动错误
Inverter compressor drive error
|
| P5 | 模式冲突
Mode conflict
|
| P6 | 压缩机电压保护
Compressor voltage protection
|
| 代码 | 可能的原因 |
| DN | 主板与EXV之间通讯错误。
Communication error between main board and EXV.
|
| EC | 制冷剂泄漏检测。
Refrigerant leakage detection.
|
| EE | 存储卡错误。
Memory card error.
|
| EN | 模块电路保护的频率限制。
Frequency limitation for module circuit protection.
|
| EU | 模块温度保护的频率限制。
Frequency limitation for module temperature protection.
|
| FH | 防冻保护的频率限制。
Frequency limitation for freeze protection.
|
| H1 | 除霜或加热油回流循环。
Defrost or heating oil return cycle.
|
| H3 | 压缩机过热保护。
Compressor overheat protection.
|
| H5 | IPM保护。
IPM Protection.
|
| H7 | 压缩机减速。
Compressor speed reduction.
|
| HC | PFC 保护故障。
PFC protection malfunction.
|
| HE | 压缩机消磁保护。
Compressor demagnetizing protection.
|
| L9 | 压缩机高压保护。
Compressor high voltage protection.
|
| LC | 压缩机启动失败。
Compressor start-up failure.
|
| LD | 压缩机缺相保护。
Compressor phase loss protection.
|
| LE | 压缩机停转。
Compressor stalling.
|
| LF | 压缩机超速保护。
Compressor over-speed protection.
|
| LP | 室内机与室外机不匹配。
Indoor and outdoor units mismatch.
|
| PA | 输入电流保护。
Input current protection.
|
| PC | 电流传感器故障。
Current sensor malfunction.
|
| PD | 电流传感器误接线保护。
Current sensor miss-wiring protection.
|
| PF | 逆变器板环境温度传感器故障。
Inverter board ambient temperature sensor malfunction.
|
| PH | 高压保护。
High voltage protection.
|
| PL | 低电压保护。
Low voltage protection.
|
| PP | 输入交流电压异常。
Abnormal input AC voltage.
|
| PU | 电容器充电故障。
Capacitor charging malfunction.
|
