SiBE121135 Control Specification
Function and Control 123
4.13.4 Anti-icing Function
During cooling, if the indoor heat exchanger temperature in the operation stopped room
becomes below the specified temperature for the specified time, the outdoor electronic
expansion valve is opened in the operation stopped room as specified, and the fully closed
operation is carried out. After this, if freezing abnormality occurs more than specified time, the
system shuts down as the system abnormality.
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