Troubleshooting
Display
Gas leak detected
Indoor Unit operating stop due to detect unknown error in Outdoor Unit
Compressor down due to freeze protection control
COMP down due to Low PressureSensor Protection Control 1
MCU SOL Valve cooling/heating opening 1st at the same time
MCU SOL Valve cooling/heating opening 1st at the same time
Outdoor Unit -> communication error to Indoor Unit
40
Explanation