Contents
Safety Notices (Please be sure to abide ) ...................................................................1
1. Diagram of the Operating Principle .........................................................................8
2. Operating Principle of the Unit .................................................................................8
3. Nomenclature...........................................................................................................10
4. Installation Example ............................................................................................. 11
5. Main Components ..................................................................................................14
5.1 Indoor unit .......................................................................................................................14
5.2 Outdoor unit ..................................................................................................................16
7.1 Selection of the installation location for the indoor unit ..................................................19
7.2 Space requirements for installation .................................................................................19
7.3 Installation process of indoor unit ...................................................................................20
7.4 Outline dimension of indoor unit ...................................................................................21
7.5 Precautions on installation of indoor unit ........................................................................21
7.6 Water volume and pump capacity (with pump) ...............................................................21
7.7 Water volume and expansion vessel pressure ...............................................................22
7.8 Selection of expansion vessel .........................................................................................22
9. Remote Air Temperature Sensor ............................................................................25
10. Thermostat .............................................................................................................26
11. 2-Way Valve ............................................................................................................26
12. 3-Way Valve ............................................................................................................27
13. Other Auxiliary Heat Sources .............................................................................27
14. Gate-controller .......................................................................................................29
15. Charging and Discharging of Refrigerant ...........................................................29
16. Refrigerant Collecting ...........................................................................................30
17. Handling of the Unit ..............................................................................................30
18. Installation of Insulated Water Tank ...................................................................31