Gree GWH12UB-K3DNA4F User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models: GWH09UB-K3DNA4F
GWH12UB-K3DNA4F
GWH18UC-K3DNA4F
(Refrigerant R410A)

Table of Contents
Service Manual
Table of Contents
Part Ⅰ: Technical Information .......................................................................1
1. Summary ......................................................................................................................1
2. Specications ..........................................................................................................2
2.1 Specication Sheet ...........................................................................................................2
2.2 Operation Characteristic Curve ........................................................................................8
2.3 Capacity Variation Ratio According to Temperature .........................................................9
2.4 Cooling and Heating Data Sheet in Rated Frequency ...................................................10
2.5 Noise Curve ....................................................................................................................10
3. Outline Dimension Diagram ......................................................................11
3.1 Indoor Unit ......................................................................................................................11
3.2 Outdoor Unit ...................................................................................................................12
4. Refrigerant System Diagram ....................................................................13
5. Electrical Part.........................................................................................................14
5.1 Wiring Diagram ...............................................................................................................14
5.2 PCB Printed Diagram .....................................................................................................17
6. Function and Control ......................................................................................21
6.1 Remote Controller Introduction .....................................................................................21
6.2 Operation of Smart Control (Smart Phone, Tablet PC) ..................................................26
6.3 Brief Description of Modes and Functions ......................................................................31
Part Ⅱ: Installation and Maintenance .................................................40
7. Notes for Installation and Maintenance ..........................................40
8. Installation ................................................................................................................42
8.1 Installation Dimension Diagram ......................................................................................42
8.2 Installation Parts-checking ............................................................................................44
8.3 Selection of Installation Location ....................................................................................44
8.4 Electric Connection Requirement ...................................................................................44
8.5 Installation of Indoor Unit ................................................................................................44
8.6 Installation of Outdoor Unit .............................................................................................47
8.7 Vacuum Pumping and Leak Detection ...........................................................................48
8.8 Check after Installation and Test Operation ...................................................................48

Table of Contents
Service Manual
9. Maintenance ............................................................................................................49
9.1 Error Code List ...............................................................................................................49
9.2 Procedure of Troubleshooting ........................................................................................56
9.3 Troubleshooting for Normal Malfunction .........................................................................80
10. Exploded View and Parts List ..............................................................82
10.1 Indoor Unit ....................................................................................................................82
10.2 Outdoor Unit .................................................................................................................86
11. Removal Procedure .......................................................................................90
11.1 Removal Procedure of Indoor Unit ...............................................................................90
11.2 Removal Procedure of Outdoor Unit ............................................................................99
Appendix: ......................................................................................................................110
Appendix 1: Reference Sheet of Celsius and Fahrenheit ..................................................110
Appendix 2: Conguration of Connection Pipe ...................................................................110
Appendix 3: Pipe Expanding Method ................................................................................. 111
Appendix 4: List of Resistance for Temperature Sensor ....................................................112

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
Outdoor Unit:
Remote Controller:
Part Ⅰ: Technical Information
GWH09UB-K3DNA4F/O
GWH12UB-K3DNA4F/O
GWH18UC-K3DNA4F/O
SAA1FB1
GWH09UB-K3DNA4F/I(Cold Plasma)
GWH12UB-K3DNA4F/I(Cold Plasma)
GWH18UC-K3DNA4F/I(Cold Plasma)

2Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Parameter Unit Value
Model GWH09UB-K3DNA4F
Product Code CB264000600
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Outdoor
Cooling Capacity W 2600
Heating Capacity W 3000
Cooling Power Input W 600
Heating Power Input W 800
Cooling Power Current A 2.7
Heating Power Current A 3.5
Rated Input W 1630
Rated Current A 6.5
Air Flow Volume (SH/H/MH/M/ML/L/SL) m3/h 650/530/470/400/350/300/290
Dehumidifying Volume L/h 0.8
EER W/W 4.33
COP W/W 3.75
SEER 7.5
SCOP 4.6
Application Area m212-18
Indoor Unit
Model GWH09UB-K3DNA4F/I(Cold Plasma)
Product Code CB264N00600
Fan Type Cross-ow
Diameter Length(DXL) mm Ф92X616
Fan Motor Cooling Speed (SH/H/MH/M/ML/L/SL/Q) r/min 1350/1127/1000/870/780/690/600/550
Fan Motor Heating Speed (SH/H/MH/M/ML/L/SL/Q) r/min 1350/1151/1074/1000/930/870/842/-
Output of Fan Motor W 10
Fan Motor RLA A 0.3
Fan Motor Capacitor μF /
Input of Heater W /
Evaporator Form Aluminum Fin-copper Tube
Pipe Diameter mm Ф7
Row-n Gap mm 2-1.5
Coil Length (LXDXW) mm 623X25.4X304.8
Swing Motor Model MP24HD
Output of Swing Motor W 1.5
Fuse A 3.15
Sound Pressure Level (SH/H/MH/M/ML/L/SL) dB (A) 41/37/35/33/30/22/19
Sound Power Level (SH/H/MH/M/ML/L/SL) dB (A) 56/50/48/46/43/35/32
Dimension (WXHXD) mm 860X305X170
Dimension of Carton Box (LXWXH) mm 932X385X280
Dimension of Package (LXWXH) mm 935X388X295
Net Weight kg 12.5
Gross Weight kg 15