中文
含义
压缩机启动继电器异常，压缩机无法正常启动或运行。
常见原因
- 压缩机启动继电器触点烧蚀
- 压缩机PTC启动器失效
- 压缩机绕组短路或开路
- 继电器线圈断路
- 主控板继电器驱动电路损坏
自助排查
- 断电后检查压缩机启动继电器是否烧黑
- 用万用表测量压缩机三个绕组的阻值
- 测量PTC启动器常温阻值是否正常
- 如继电器损坏需更换同规格继电器
- 压缩机绕组异常则需更换压缩机
English
Meaning
Compressor start relay abnormal, compressor cannot start or run properly.
Common Causes
- Compressor start relay contacts burnt
- PTC starter failed
- Compressor winding short or open circuit
- Relay coil open circuit
- Main board relay driver circuit damaged
Self-Check Steps
- Disconnect power and check start relay for burn marks
- Measure resistance of all three compressor windings
- Check PTC starter resistance at room temperature
- Replace relay with same specification if damaged
- Replace compressor if winding readings are abnormal