CONTENTS
PRODUCT ...................................................................................................... 2
1 MODELS LIST ............................................................................................................ 2
1.1 Main Unit ........................................................................................................................................2
1.2 Water Tank .....................................................................................................................................3
2 NOMENCLATURE....................................................................................................... 3
2.1 Main Unit ........................................................................................................................................3
2.2 Water Tank .....................................................................................................................................3
3 FUNCTION ................................................................................................................. 4
3.1 Cooling ..........................................................................................................................................4
3.2 Heating ..........................................................................................................................................4
3.3 Water Heating ................................................................................................................................4
3.4 Cooling +Water Heating................................................................................................................4
3.5 Heating+ Water Heating................................................................................................................ 4
3.6 Emergency Mode ..........................................................................................................................4
3.7 Quick Water Heating .....................................................................................................................4
3.8 Holiday Mode.................................................................................................................................4
3.9 Forced Operation Mode ...............................................................................................................4
3.10 Silent Mode ..................................................................................................................................4
3.11 Disinfection Mode .......................................................................................................................4
3.12 Weather-dependent Heating Mode ............................................................................................5
4 PRODUCT DATA......................................................................................................... 5
4.1 Product Data at Rated Condition ................................................................................................5
4.2 Operation Range ...........................................................................................................................9
4.3 Electrical Data ............................................................................................................................10
5 PIPING DIAGRAM..................................................................................................... 11
UNITS CONTROL......................................................................................... 13
1 OPERATION FLOWCHART...................................................................................... 13
2 MAIN LOGIC ............................................................................................................. 13
2.1 Defrosting Mode .......................................................................................................................... 13
2.2 Water-side Auto Anti-freezing in Winter ...................................................................................14
2.3 Control of Heating Tape on Chassis..........................................................................................14
2.4 Control of Fan..............................................................................................................................14
2.5 Control of Compressor...............................................................................................................14
2.6 Control of Electric Expansion Valve ........................................................................................14
3 WIRED CONTROLLER ............................................................................................. 14
3.1 Dimension....................................................................................................................................14
3.2 Function .......................................................................................................................................15
3.3 Installation .................................................................................................................................60
4 CONTROL WIRING DESIGN .................................................................................... 62
INSTALLATION............................................................................................. 64
1 INSTALLATION OF UNITS ....................................................................................... 64
1.1 Installation Positions ..................................................................................................................64