中文
含义
F0 为制冷剂泄漏或充注不足检测。系统通过运行参数（如压缩机电流、蒸发温度等）判定制冷剂量异常。泄漏不仅影响制冷效果，还可能损坏压缩机。
常见原因
- 管路接头密封不严泄漏
- 蒸发器或冷凝器盘管微孔泄漏
- 维修阀（截止阀）密封失效
- 长期振动导致管路裂纹
自助排查
- 观察室内机和室外机连接管路的接头处是否有油渍（制冷剂泄漏常伴随冷冻油渗出）。
- 开机后用手感受蒸发器和冷凝器温度是否正常（制冷模式下蒸发器应冷，冷凝器应热）。
- 听压缩机运行声音是否异常（制冷剂不足时压缩机负载轻）。
- 如果怀疑制冷剂泄漏，切勿自行添加制冷剂，需专业人员检漏并修复漏点后定量充注。
English
Meaning
Refrigerant leak or insufficient charge detected. The system detects abnormal refrigerant level through operating parameters. A leak not only affects cooling performance but can also damage the compressor.
Common Causes
- Pipe joint seal leaking
- Evaporator or condenser coil pinhole leak
- Service valve (stop valve) seal failure
- Pipe crack from long-term vibration
Self-Check Steps
- Check for oil stains at the pipe joints between indoor and outdoor units (refrigerant leaks are often accompanied by compressor oil seepage).
- After startup, feel the evaporator and condenser temperatures (in cooling mode, the evaporator should be cold and the condenser hot).
- Listen for abnormal compressor sounds (with insufficient refrigerant, the compressor load is lighter).
- If a refrigerant leak is suspected, do not add refrigerant yourself; have a professional locate and repair the leak, then recharge to the specified amount.