Gree GWH09RB-K3DNA3G User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
GWH09RB-K3DNA3G
GWH12RB-K3DNA3G
(Refrigerant:R410A)
Models:

Service Manual
Table of Contents
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 ........................................................................................4
2.3 Capacity Variation Ratio According to Temperature .........................................................4
2.4 Cooling and Heating Data Sheet in Rated Frequency .....................................................5
2.5 Noise Curve......................................................................................................................5
3. Outline Dimension Diagram........................................................................6
3.1 Indoor Unit........................................................................................................................6
3.2 Outoor Unit .......................................................................................................................6
4. Refrigerant System Diagram......................................................................7
5. Electrical Part...........................................................................................................8
5.1 Wiring Diagram.................................................................................................................8
5.2 PCB Printed Diagram .....................................................................................................10
6. Function and Control......................................................................................12
6.1 Remote Controller Introduction .....................................................................................12
6.2 Brief Description of Modes and Functions......................................................................16
Part Ⅱ: Installation and Maintenance .................................................21
7. Notes for Installation and Maintenance..........................................21
8. Installation................................................................................................................23
8.1 Installation Dimension Diagram......................................................................................23
8.2 Installation Parts-checking ............................................................................................25
8.3 Selection of Installation Location....................................................................................25
8.4 Electric Connection Requirement ..................................................................................25
8.5 Installation of Indoor Unit................................................................................................25
8.6 Installation of Outdoor Unit.............................................................................................28
8.7 Vacuum Pumping and Leak Detection ...........................................................................29
8.8 Check after Installation and Test Operation ...................................................................29

Service Manual
Table of Contents Table of Contents
9. Maintenance............................................................................................................30
9.1 Error Code List ...............................................................................................................30
9.2 Procedure of Troubleshooting ........................................................................................37
9.3 Troubleshooting for Normal Malfunction.........................................................................52
10. Exploded View and Parts List ..............................................................54
10.1 Indoor Unit....................................................................................................................54
10.2 Outdoor Unit .................................................................................................................56
11. Removal Procedure.......................................................................................58
11.1 Removal Procedure of Indoor Unit ...............................................................................58
11.2 Removal Procedure of Outdoor Unit ............................................................................65
Appendix:........................................................................................................................70
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................70
Appendix 2: Conguration of Connection Pipe.....................................................................70
Appendix 3: Pipe Expanding Method ...................................................................................71
Appendix 4: List of Resistance for Temperature Sensor ......................................................72

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
GWH09RB-K3DNA3G/I
GWH12RB-K3DNA3G/I
GWH09MB-K3DNE3G/O
GWH12MB-K3DNE3G/O
Outdoor Unit
Remote Controller
YAA1FB

2Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model GWH09RB-K3DNA3G GWH12RB-K3DNA3G
Product Code CB302003100 CB302003200
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity W 2600(600~3200) 3500(600~3900)
Heating Capacity W 3000(800~3600) 4000(880~4400)
Cooling Power Input W 870(185~1300) 1170(185~1400)
Heating Power Input W 900(220~1400) 1200(250~1550)
Cooling Power Current A 3.80 5.20
Heating Power Current A 3.92 5.30
Rated Input W 1400 1550
Rated Current A 6.69 7.80
Air Flow Volume(SH/H/M/L/SL) m3/h 600/500/400/300/- 600/500/400/300/-
Dehumidifying Volume L/h 0.8 1.2
EER W/W 2.99 2.99
COP W/W 3.33 3.33
SEER W/W 6.10 6.10
HSPF W/W 4.00 4.00
Application Area m212-18 16-24
Indoor Unit
Model of indoor unit GWH09RB-K3DNA3G/I GWH12RB-K3DNA3G/I
Indoor Unit Product Code CB302N03100 CB302N03200
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ92X645 Φ92X645
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1260/1050/950/750/- 1290/1070/900/730/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1320/1150/1050/950/- 1320/1150/1050/920/-
Output of Fan Motor W 20 20
Fan Motor RLA A 0.10 0.10
Fan Motor Capacitor μF 1 1
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7 Φ7
Row-n Gap mm 2-1.4 2-1.4
Coil Length (LXDXW) mm 636X25.4X267 636X25.4X267
Swing Motor Model MP24AA MP24AA
Output of Swing Motor W 2 2
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 42/39/34/28/- 42/40/35/30/-
Sound Power Level (SH/H/M/L/SL) dB (A) 52/49/44/38/- 52/50/45/40/-
Dimension (WXHXD) mm 848X274X189 848X274X189
Dimension of Carton Box (LXWXH) mm 923X356X264 923X356X264
Dimension of Package (LXWXH) mm 926X359X279 926X359X279
Net Weight kg 10 10
Gross Weight kg 12 12