1
CONTENTS
PRODUCT.......................................................................................................................................1
1 MODELS LIST........................................................................................................................2
2 NOMENCLATURE.................................................................................................................2
3 FUNCTION..............................................................................................................................4
4PRODUCT DATA....................................................................................................................5
4.1 Product Data at Rated Condition.................................................................................5
4.2 Operation Range........................................................................................................13
5 PIPING DIAGRAM...............................................................................................................13
5.1 Cooling Only.............................................................................................................13
5.2 Heat Pump.................................................................................................................14
CONTROL ....................................................................................................................................15
1 OPERATION FLOWCHART..............................................................................................16
1.1 Cooling/Dry Operation..............................................................................................16
1.2 Heating Operation .....................................................................................................17
2 MAIN LOGIC........................................................................................................................18
2.1 Cooling......................................................................................................................18
2.2 Dry Mode ..................................................................................................................18
2.3 Heating Mode............................................................................................................19
2.4 Defrosting..................................................................................................................19
2.5 Fan Mode ..................................................................................................................20
3.WIRED REMOTE CONTROLLER....................................................................................25
3.1 Displaying Part..........................................................................................................25
3.2 Buttons......................................................................................................................27
3.3 Installation of Wired Controller and Project Debugging...........................................28
3.4 Instruction to Operation ............................................................................................30
3.5 Error Display.............................................................................................................42
3.6 Setting of Indoor Room Sensor and Checking of Outdoor Ambient Temperature ...43
4 Wireless Remote Controller................................................................................................45
5 Centralized Controller-week timer ......................................................................................47
5.1 Function ....................................................................................................................47
5.2 Operation View .........................................................................................................48
5.3 Display View.............................................................................................................48
5.4 Dimensions................................................................................................................49
INSTALLATION...........................................................................................................................50
1 INDOOR UNIT INSTALLATION.......................................................................................51
1.1 Before Installation.....................................................................................................51
1.2 Installation Site..........................................................................................................51
1.3 Dimension Data.........................................................................................................51
1.4 Installation Clearance Data .......................................................................................52
1.5 Drain Piping Work ....................................................................................................53
2 OUTDOOR UNIT INSTALLATION ..................................................................................53
2.1 Before Installation.....................................................................................................53
2.2 Installation Site..........................................................................................................53
2.3 Dimension Data.........................................................................................................54
2.4 Installation Clearance Data .......................................................................................56
3 REFRIGERATION PIPING WORK ..................................................................................56
3.1 Refrigeration Piping Work Procedures......................................................................56
3.2 Caution in Connecting Pipes.....................................................................................57
3.3 Specification of Connection Pipe..............................................................................57
4 ELECTRIC WIRING WORK..............................................................................................57
4.1 Wiring Principle ........................................................................................................57
4.2 Electric Wiring Design ..............................................................................................58
4.3 Specification of Power Supply Wire and Air Switch ................................................61
MAINTENANCE..........................................................................................................................62
1 TROUBLE TABLE................................................................................................................63
2 FLOW CHART OF TROUBLESHOOTING .....................................................................65
2.1 High Pressure Protection...........................................................................................65
