中文
含义
C9 为室外空气热敏电阻故障。室外环境温度传感器检测异常。
常见原因
- 室外传感器老化
- 传感器暴露在恶劣环境中损坏
- 连接线断裂
自助排查
- 检查室外机侧传感器外观
- 测量传感器阻值
- 更换故障传感器
English
Meaning
Outdoor air thermistor fault. The outdoor ambient temperature sensor is abnormal.
Common Causes
- Outdoor sensor aging
- Sensor damaged by harsh environment
- Wire broken
Self-Check Steps
- Check sensor on the outdoor unit
- Measure sensor resistance
- Replace faulty sensor