Gree GKH(12)BA-K3DNA1A/I, Service Manual

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Contents
PRODUCT ................................................................................................................... 2
1 MODELS LIST......................................................................................................................2
1.1 Outdoor Unit ..........................................................................................................................2
1.2 BU Module.............................................................................................................................2
1.3 Indoor Unit.............................................................................................................................2
2 NOMENCLATURE ...............................................................................................................5
2.1 Nomenclature of Outdoor Unit ..............................................................................................5
2.2 Nomenclature of BU Module.................................................................................................5
2.3 Nomenclature of Indoor Unit.................................................................................................5
3 FUNCTION ...........................................................................................................................6
4 PRODUCT DATA..................................................................................................................7
4.1 Product Data of Outdoor Unit................................................................................................7
4.2 Product Data of Indoor Unit...................................................................................................8
4.3 Product Data of BU Module ................................................................................................21
5 Working Temperature Range ...............................................................................................21
6 PIPING DIAGRAM.............................................................................................................22
Control........................................................................................................................ 24
1 OPERATION FLOWCHART..............................................................................................24
1.1 Cooling/Dry Operation ........................................................................................................25
1.2 Heating Operation ................................................................................................................26
2 MAIN LOGIC......................................................................................................................27
2.1 Control Function of Outdoor Unit .......................................................................................27
2.2 Protection Function..............................................................................................................28
2.3 Other function ......................................................................................................................29
2.4 Control Function of Indoor Unit ..........................................................................................30
3 REMOTE CONTROLLER..................................................................................................33
3.1 Wired Remote Controller.....................................................................................................33
3.2 Wireless Remote Controller YT1F (MOTO) .......................................................................38
3.3 Wireless Remote Controller YAA1FB1 ...............................................................................41
3.4 Wireless Remote Controller YAG1FB .................................................................................45
3.5 Wireless Remote Controller YB1F2 (XFAN) ......................................................................51
4 Smart Zone Controller (CE50-24/E)....................................................................................55
4.1 General Introduction ............................................................................................................55
4.2 Communication Network.....................................................................................................56
4.3 LCD......................................................................................................................................57
4.4 Buttons .................................................................................................................................58
INSTALLATION ....................................................................................................... 61
1 PRECAUTIONS FOR INSTALLATION............................................................................61
1.1 Precautions for Installation ..................................................................................................61
1.2 Key Points of Installation.....................................................................................................63