Hisense AHM-080FJFAA Operation Installation Maintenance Manual page 49

10.2.4 Inner Wiring
External Water Pump Earth Wire
Connected to This Terminal
Electric Heating Earth Wire
43
External Water Pump
(Field-Supplied)
Water Tank Three-way Valve Line
(Optional)
Water Tank Terminal:1,2
(Power Line)
Water Tank Terminal:3,4
(Temperature Switch)
Power Supply
220V-240V ~50Hz
Communication Cable of
Indoor Unit and Outdoor Unit
Water Tank Temperature Sensor
(When water tank is selected)