CH10 - lg Air Conditioner

中文

含义

CH10 表示IPM（智能功率模块）温度超过安全限值，或模块温度传感器故障。

常见原因

1. IPM模块过载或散热不良导致过热。
2. IPM模块散热器脏了或被堵塞。
3. 压缩机驱动电流过高。
4. IPM模块温度传感器损坏。

自助排查

1. 拔掉电源，等待10分钟让模块冷却后重新启动。
2. 检查外机散热环境是否畅通，清理散热器表面的灰尘。
3. 如经常报CH10，需联系LG售后检查压缩机及驱动板。

English

Meaning

CH10 indicates the IPM (Intelligent Power Module) temperature has exceeded the safe limit or the IPM temperature sensor is faulty.

Common Causes

1. IPM module overheating due to excessive load or poor ventilation.
2. IPM module heat sink is dirty or blocked.
3. Compressor drive current too high.
4. IPM module thermal sensor failed.

Self-Check Steps

1. Turn off the AC power, wait 10 minutes for the module to cool, then restart.
2. Ensure the outdoor unit has adequate ventilation and clean the heat sink surface.
3. If CH10 appears frequently, contact LG service to inspect the compressor and drive board.