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The phenomena from main component failure
Failure code
Failure name
Occurrence condition
Control when occurring
Removal condition
CHxx113
Liquid pipe temperature sensor error
Liquid temperature sensor is short/open
Stop applicable cycle
Automatically return to normal condition
CHxx114
Sub cooling Suction temperature sensor error
Sub cooling Suction temperature sensor is short/open
Stop applicable cycle
Automatically return to normal condition
CHxx115
Sub cooling outlet pipe temperature sensor error
Sub cooling outlet pipe temperature sensor Short/Open
Correspond cycle stop
Automatic return to a normal condition
CHxx145
Main Board - External Board communication Error
Main Board - External Board communication Error
Stop applicable cycle
Automatically return to normal condition
CHxx150
Liquid Compression Prevention Error
Liquid Compression Prevention Error
Stop applicable cycle
Automatically return to normal condition
CHxx151
4-way valve switching error
Mode switching failed
Corresponding cycle stopped
Automatic return to the normal condition
CHxx180
Plate type heat exchanger frozen
When the load outlet water temperature is maintained at 3°C or below after the compressor started or if
the low Pressure is maintained at less than 660kPA after the compressor started
Stop applicable cycle
Automatically return to normal condition
