Gree GMV-S120WL/A-S User manual

GMV5HOMEDCINVERTERMULTIVRF UNITS
SERVICEMANUAL
T1/R410A/50-60Hz
(GC201509 -І )

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CONTENTS
CHAPTER 1: PRODUCT INTRODUCTION ........................................................................................... 1
1. PRODUCT LIST................................................................................................................................... 1
1.1 Outdoor unit............................................................................................................................... 1
1.2 Hot water generator................................................................................................................... 1
1.3 Water tank.................................................................................................................................. 2
2. BASIC PARAMETER OF UNIT................................................................................................................ 2
2.1 Performance parameter of outdoor unit..................................................................................... 2
2.2 Performance parameter of hot water generator ........................................................................ 3
2.3 Performance parameter of water tank....................................................................................... 4
3. PRODUCT FUNCTIONS ........................................................................................................................ 5
3.1 Outline of Features .................................................................................................................... 5
3.2 Description of Features.............................................................................................................. 5
4. BASIC OPERATIONAL PRINCIPLE.......................................................................................................... 6
4.1 Flow Diagram of System............................................................................................................ 6
4.2 Instruction of flow....................................................................................................................... 6
5. NAMING RULES.................................................................................................................................. 7
5.1 Naming rules of outdoor unit...................................................................................................... 7
5.2 Naming rules of indoor unit........................................................................................................ 7
5.3 Naming rules of hot water generator ......................................................................................... 8
5.4 Naming rules of water tank........................................................................................................ 8
6. PRODUCT MODEL SELECTION AND COLLOCATION.................................................................................. 9
6.1 Usage mode 1: air conditioner + hot water................................................................................ 9
6.2 Usage mode 2: air conditioner + hot water + floor heating...................................................... 10
6.3 Usage mode 3: air conditioner + floor heating..........................................................................11
6.4 Requirement for connecting quantity....................................................................................... 14
6.5 Notices for model selection...................................................................................................... 14
6.6 Product operating range .......................................................................................................... 14
7. REVISION OF PRODUCT CAPACITY..................................................................................................... 14
7.1 Capacity Code ......................................................................................................................... 14
7.2 Capacity revision method for indoor and outdoor units........................................................... 14
7.3 Revision of ambient temperature and collocation rate capacity.............................................. 15
7.4 Revision coefficient of heating water capacity......................................................................... 29
7.5 Revision of floor heating capacity............................................................................................ 31
7.6 Revision of length and fall difference of connecting pipe ........................................................ 33
7.7 Heating frosting revision factor................................................................................................ 34
8. PRODUCT MODEL SELECTION........................................................................................................... 34
8.1 Notices for model selection...................................................................................................... 34
8.2 Overall Model Selection Steps................................................................................................. 36
8.3 Model selection example 1: air conditioner + heating water + floor heating, air conditioner +
floor heating ................................................................................................................................... 37
8.4 Model selection example 2: air conditioner + heating water.................................................... 44
CHAPTER 2: CONTROL...................................................................................................................... 45
1. UNIT CONTROL ................................................................................................................................ 45
1.1 General Control Method........................................................................................................... 45
1.2 Operation Flowchart................................................................................................................. 50
2. REMOTE CONTROLLER..................................................................................................................... 63
3. INDOOR UNIT WIRED CONTROLLER................................................................................................... 64
3.1 Display ..................................................................................................................................... 64
3.2 Buttons..................................................................................................................................... 66
3.3 Installation and Debugging of Wired Controller....................................................................... 66
4. HYDRO BOX WIRED CONTROLLER .................................................................................................... 86
4.1 Display ..................................................................................................................................... 86
4.2 Buttons..................................................................................................................................... 88
4.3 Installation and Debugging of Wired Controller....................................................................... 89
4.4 Operation Instructions.............................................................................................................. 96
4.5 Malfunction Display.................................................................................................................111

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CHAPTER 3 INSTALLATION ..............................................................................................................118
1. ENGINEERING INSTALLATION FLOWCHART.........................................................................................118
2.COMMON TOOLS AND DEVICES .........................................................................................................119
3.PREPARATION BEFORE INSTALLATION ............................................................................................... 121
3.1Notices for Installation Engineering ........................................................................................ 121
3.2 Onsite Review of Design Drawing......................................................................................... 123
3.3 Selection of Installation Materials .......................................................................................... 124
4THREE OPERATION MODES.............................................................................................................. 127
4.1 Operation mode 1: Air conditioning + water heating.............................................................. 127
4.2 Operation mode 2: Air conditioning + water heating + floor heating...................................... 128
4.3 Operation mode 3: Air conditioning + floor heating ............................................................... 129
5.INSTALLATION OF ODU.................................................................................................................... 132
5.1 ODU Dimensions and Installation Hole Size ......................................................................... 132
5.2 Selection of Outdoor Unit Installation Place .......................................................................... 132
5.3 Installation Space Requirement for ODU............................................................................... 132
5.4 Installation Foundation of ODU.............................................................................................. 137
5.5 Vibration Reduction for ODU ................................................................................................. 138
6.INSTALLATION OF IDU...................................................................................................................... 138
7.INSTALLATION OF HYDRO BOX.......................................................................................................... 139
7.1 Outline dimension and installation hole dimension of hydro box........................................... 139
7.2 Installation Position of Hydro Box.......................................................................................... 139
7.3 Requirements for Installation Space of Hydro Box (Unit: mm).............................................. 139
7.4 Installation Procedures of Hydro Box .................................................................................... 141
7.5 Internal Structure and Pipeline Instruction of Hydro Box....................................................... 142
8. INSTALLATION OF WATER TANK........................................................................................................ 143
8.1 Outline Dimension and Installation Dimension of Water Tank............................................... 143
8.2 Installation Position of Water Tank......................................................................................... 144
8.3 Installation Notice for Water Tank .......................................................................................... 144
9.DESIGN,INSTALLATIONAND INSULATION OF REFRIGERANT PIPELINE.................................................. 145
9.1 Notices for Pipeline Design.................................................................................................... 145
9.2 Schematic Diagram of Refrigerant Piping.............................................................................. 146
9.3 Allowable Length and Height Different of Refrigerant Piping of IDU and ODU ..................... 148
9.4 Size of Refrigerant Piping...................................................................................................... 149
9.5 Installation and Insulation of Refrigerant Pipe....................................................................... 152
10.PIPE INSTALLATION AND INSULATION FOR THE CONDENSATE WATER SYSTEM AND INSULATION FOR THE
DUCTS .............................................................................................................................................. 160
10.1 Pipe Installation and Insulation for the Condensate Water System..................................... 160
10.2 Insulation for air ducts.......................................................................................................... 164
11.INSTALLATION AND INSULATION OF HOT WATER SYSTEM PIPELINE.................................................... 164
11.1 Connection of Hot Water System Pipeline........................................................................... 164
11.2 Connection Requirements of Hydro box and water Tank .................................................... 168
11.3 Installation Requirements of Water System......................................................................... 168
11.4 Capacity Setting of Water Tank............................................................................................ 168
11.5 Installation of Floor Heating Performer (floor heating water separation valve).................... 171
12. ELECTRIC INSTALLATION............................................................................................................... 174
12.1 Precautions.......................................................................................................................... 174
12.2 Installation of Power............................................................................................................. 176
12.3 Wiring diagram..................................................................................................................... 181
12.INSTALLATION OF THE COMMUNICATION SYSTEM............................................................................. 182
12.1 Connection of Communication Cable.................................................................................. 182
12.2 Setting of Communication Address...................................................................................... 184
12.3 Connection Way and Procedures of Communication Cable ............................................... 185
13.REFRIGERANT CHARGING.............................................................................................................. 191
13.1 Precautions on Refrigerant Leakage ................................................................................... 191
13.2 Calculation of Additional Refrigerant Charge Amount ......................................................... 192
CHAPTER 4 COMMISSIONING OPERATION................................................................................... 194
1.COMMISSIONING FLOWCHART.......................................................................................................... 194
2.SAFETY NOTICES............................................................................................................................ 194
3.PREPARATION BEFORE COMMISSIONING........................................................................................... 194
3.1 Preparation of Commissioning Tools ..................................................................................... 194
3.2 Preparation of Commissioning Papers.................................................................................. 195

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3.3 Inspection before Commissioning.......................................................................................... 197
4.COMMISSIONING OPERATION........................................................................................................... 202
4.1 Commissioning Operation of Hydro Box................................................................................ 202
4.2 Commissioning Operation of the Entire Unit ......................................................................... 205
5. DIP SWITH INSTRUCTIONS OF GMV5 UNIC ..................................................................................... 219
5.1 GMV5 Unic Outdoor Unit (GMV-S224W/A-X,GMV-S280W/A-X).......................................... 219
5.2 Hydro Box (NRQD16G/A-S) .................................................................................................. 241
CHAPTER 5 MAINTENANCE............................................................................................................. 257
1. TABLE OF ERROR CODES................................................................................................................ 257
2. SETTING OF OUTDOOR UNIT NOISE REDUCTION ................................................................................ 261
2.1 Setting instruction .................................................................................................................. 261
2.2 Effect of quiret mode:............................................................................................................. 262
3. INSTRUCTION FOR ―LEAVING OUT CHARGING WATER‖BETWEEN GENERATORAND WATER TANK ............ 263
3.1 Description of question .......................................................................................................... 263
3.2 Analysis.................................................................................................................................. 263
3.3 Troubleshooting ..................................................................................................................... 263
4. TROUBLESHOOTING........................................................................................................................ 265
4.1 Analysis in Forms................................................................................................................... 265
4.2Flowchart analysis .................................................................................................................. 287
5.POWER DISTRIBUTION..................................................................................................................... 309
5.1 Power distribution method ..................................................................................................... 309
5.2 Introduction on key electric parts........................................................................................... 309
5.3 Circuit Diagram ...................................................................................................................... 310
6.ASSEMBLY AND DISASSEMBLY OF PARTS ...........................................................................................311
6.1 Introduction on key parts ........................................................................................................311
6.2 Assembly and disassembly of key parts................................................................................ 314
7. COMMON MAINTENANCE................................................................................................................. 327
7.1 Outdoor Unit Heat Exchanger................................................................................................ 327
7.2 Drain Pipe .............................................................................................................................. 327
7.3 Notice at the beginning of use season................................................................................... 327
7.4 Maintenance at the end of use season.................................................................................. 327
7.5 Parts Replacement ................................................................................................................ 327
7.6 System Leak Detection.......................................................................................................... 327
7.7 System Vacuum Pumping...................................................................................................... 327
8.EXPLODED VIEWS AND LIST OF SPARE PARTS................................................................................... 329
8.1 Outdoor Unit........................................................................................................................... 329
8.2 Hydro Box .............................................................................................................................. 332
CHAPTER 6 CARE............................................................................................................................. 335
1.CARE ............................................................................................................................................. 335
1.1 Outdoor Unit Heat Exchanger................................................................................................ 335
1.2 Drain Pipe .............................................................................................................................. 335
1.3 Notices at the Beginning of Use Season ............................................................................... 335
1.4 Notices at the End of Use Season......................................................................................... 335
1.5 Parts Replacement ................................................................................................................ 335
CHAPTER 7 MONITORING SOFTWARE .......................................................................................... 336
1FUNCTION INTRODUCTION................................................................................................................ 336
2CONNECTION OF COMPUTER AND UNITS........................................................................................... 336
3HARDWARE INTRODUCTION.............................................................................................................. 337
3.1 List of parts ............................................................................................................................ 337
3.2 Gree USB Data Converter..................................................................................................... 337
3.3 Communication Board ........................................................................................................... 339
3.4 Communication Wire.............................................................................................................. 339
4SOFTWARE INTRODUCTION.............................................................................................................. 340
4.1 Installation Requirements ...................................................................................................... 340
4.2 Installation Flowchart............................................................................................................. 342
4.3 Installation Procedure............................................................................................................ 342
5. USE OF SOFTWARE ........................................................................................................................ 359
5.1 Introduction of Functions ....................................................................................................... 359
5.2 Operation Methods ................................................................................................................ 359
6. DEBUGGING OF SOFTWARE............................................................................................................. 383

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6.1 Flowchart of Debugging......................................................................................................... 383
6.2 Troubleshooting ..................................................................................................................... 384