Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shogo Tamaki0
Haruo Nakano0
Kojiro Motomura0
Date of Patent
November 16, 2021
0Patent Application Number
157779700
Date Filed
January 20, 2016
0Patent Primary Examiner
Patent abstract
When a heating operation mode using a heating unit is specified and when a hot water supply request using the hot water in a hot water storage tank does not occur, an air conditioning apparatus transmits a first selection signal for selecting the heating unit to a three-way valve. When the heating operation mode is specified and when the hot water supply request occurs, the air conditioning apparatus transmits, to the three-way valve, a second selection signal for changing a destination of circulation of secondary refrigerant from the heating unit to a coil heat exchanger, and transmits an operation start signal to a refrigerant indoor unit.
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