J2 - daikin Air Conditioner

中文

含义

J2 为电流传感器故障。电流传感器检测到信号异常。

常见原因

1. 电流传感器损坏
2. 传感器连接线松动
3. 控制板检测电路异常

自助排查

1. 检查电流传感器安装
2. 测量传感器输出
3. 更换故障传感器

English

Meaning

Current sensor fault. Abnormal signal from the current sensor.

Common Causes

1. Current sensor damaged
2. Sensor wire loose
3. Control board detection circuit fault

Self-Check Steps

1. Check current sensor mounting
2. Measure sensor output
3. Replace faulty sensor