CH07 - lg Air Conditioner

中文

含义

CH07 表示外环温传感器（外机环境温度传感器）故障。

常见原因

1. 外环温传感器接线束松动或脱落。
2. 传感器经长期暴露导致开路或短路。
3. 传感器线被小动物损坏或紫外线老化。
4. 主控制板传感器电路损坏。

自助排查

1. 拔掉空调电源，等待5分钟后重新启动。
2. 检查外机外环温传感器接线是否完好。
3. 如仍报错，需联系专业人员检查更换。

English

Meaning

CH07 indicates a fault in the outdoor air temperature sensor.

Common Causes

1. Outdoor air temperature sensor harness disconnected or loose.
2. Sensor element open-circuit or short-circuit due to weather exposure.
3. Sensor wiring damaged by animals or UV degradation.
4. Main PCB sensor circuit failed.

Self-Check Steps

1. Turn off the AC power, wait 5 minutes, and restart.
2. Check the outdoor air temperature sensor wiring for visible damage.
3. If the error persists, contact a professional technician to replace the sensor.