Gree GWH09QB-K3DNA6G User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models: GWH09QB-K3DNA1G
GWH09QB-K3DNA2G
GWH09QB-K3DNA5G
GWH09QB-K3DNA6G
GWH09QB-K3DNB2G
GWH09QB-K3DNB4G
GWH09QB-K3DNB6G
GWH09QB-K3DNB8G
GWH09QB-K3DNC2G
GWH09QB-K3DNC4G
GWH12QC-K3DNA1G
GWH12QC-K3DNA2G
GWH12QC-K3DNA5G
GWH12QC-K3DNA6G
GWH12QC-K3DNB2G
GWH12QC-K3DNB4G
GWH12QC-K3DNB6G
GWH12QC-K3DNB8G
GWH12QC-K3DNC2G
GWH12QC-K3DNC4G
(Refrigerant R410A)

Service Manual
Table of Contents
Part Ⅰ: Technical Information ..........................................................................1
1. Summary........................................................................................................................1
2. Specications............................................................................................................4
2.1 Specication Sheet.............................................................................................................4
2.2 Operation Characteristic Curve ........................................................................................12
2.3 Capacity Variation Ratio According to Temperature ......................................................... 12
2.4 Cooling and Heating Data Sheet in Rated Frequency ..................................................... 13
2.5 Noise Curve......................................................................................................................13
3. Outline Dimension Diagram........................................................................14
3.1 Indoor Unit........................................................................................................................14
3.2 Outdoor Unit ..................................................................................................................... 15
4. Refrigerant System Diagram......................................................................16
5. Electrical Part...........................................................................................................17
5.1 Wiring Diagram.................................................................................................................17
5.2 PCB Printed Diagram .......................................................................................................21
6. Function and Control........................................................................................23
6.1 Remote Controller Introduction of YAN1F1 ...................................................................... 23
6.2 Remote Controller Introduction of YAC1FB1.................................................................... 27
6.3 Brief Description of Modes and Functions........................................................................32
Part Ⅱ: Installation and Maintenance ................................................... 36
7. Notes for Installation and Maintenance............................................ 36
8. Installation..................................................................................................................38
8.1 Installation Dimension Diagram........................................................................................38
8.2 Installation Parts-checking .............................................................................................. 40
8.3 Selection of Installation Location......................................................................................40
8.4 Electric Connection Requirement.....................................................................................40
8.5 Installation of Indoor Unit..................................................................................................40
8.6 Installation of Outdoor Unit...............................................................................................43
8.7 Vacuum Pumping and Leak Detection .............................................................................44
8.8 Check after Installation and Test Operation .....................................................................44
Table of Contents

Service Manual
9. Maintenance................................................................................................................. 45
9.1 Error Code List .................................................................................................................... 45
9.2 Procedure of Troubleshooting ............................................................................................. 53
9.3 Troubleshooting for Normal Malfunction.............................................................................. 67
10. Exploded View and Parts List ................................................................... 69
10.1 Indoor Unit......................................................................................................................... 69
10.2 Outdoor Unit ...................................................................................................................... 86
11. Removal Procedure............................................................................................ 89
11.1 Removal Procedure of Indoor Unit .................................................................................... 89
11.2 Removal Procedure of Outdoor Unit ................................................................................. 94
Appendix:........................................................................................................................... 100
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................... 100
Appendix 2: Conguration of Connection Pipe........................................................................ 100
Appendix 3: Pipe Expanding Method ...................................................................................... 101
Appendix 4: List of Resistance for Temperature Sensor ......................................................... 102
Table of Contents

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
A5 panel
A6 panel
B2 panel
B4 panel
B6 panel
B8 panel
A1 panel

2Technical Information
Service Manual
Outdoor Unit
GWH09QB-K3DNA1G/O
GWH12QC-K3DNA1G/O
Remote Controller
YAN1F1 YAC1FB1
C4 panel
C2 panel

3
Technical Information
Service Manual
Model List:
No Model Product code Indoor model Indoor product
code Outdoor model Outdoor product code
Remote
Controller
1GWH09QB-K3DNA1G CB419005501 GWH09QB-K3DNA1G/I CB419N05501
GWH09QB-K3DNA1G/O CB419W05501 YAN1F1
2 GWH09QB-K3DNA5G CB425003501 GWH09QB-K3DNA5G/I CB425N03500
3 GWH09QB-K3DNB2G CB432002201 GWH09QB-K3DNB2G/I CB432N02200
4GWH09QB-K3DNB4G CB434002301 GWH09QB-K3DNB4G/I CB434N02300
5 GWH09QB-K3DNB6G CB435000401 GWH09QB-K3DNB6G/I CB435N00400
6 GWH09QB-K3DNB8G CB438000601 GWH09QB-K3DNB8G/I CB438N00600
7 GWH09QB-K3DNC2G CB439000401 GWH09QB-K3DNC2G/I CB439N00400
8 GWH09QB-K3DNC2G CB439000403 GWH09QB-K3DNC2G/I CB439000403
9 GWH09QB-K3DNC4G CB444001201 GWH09QB-K3DNC4G/I CB444N01200
10 GWH09QB-K3DNA1G CB419005502 GWH09QB-K3DNA1G/I CB419N05502
GWH09QB-K3DNA1G/O CB419W05500
YAC1FB1
11 GWH09QB-K3DNA1G CB419005500 GWH09QB-K3DNA1G/I CB419N05500
YAN1F1
12 GWH09QB-K3DNA2G CB426001200 GWH09QB-K3DNA2G/I CB426N01200
13 GWH09QB-K3DNA5G CB425003502 GWH09QB-K3DNA5G/I CB425N03502
14 GWH09QB-K3DNA6G CB427004900 GWH09QB-K3DNA6G/I CB427N04900
15 GWH09QB-K3DNB4G CB434002302 GWH09QB-K3DNB4G/I CB434N02302
16 GWH09QB-K3DNB6G CB435000400 GWH09QB-K3DNB6G/I CB435N00400
17 CB435000403 CB435N00403
18 GWH12QC-K3DNA1G CB419005401 GWH12QC-K3DNA1G/I CB419N05401
GWH12QC-K3DNA1G/O CB419W05401 YAN1F1
19 GWH12QC-K3DNA5G CB425003601 GWH12QC-K3DNA5G/I CB425N03600
20 GWH12QC-K3DNB2G CB432002101 GWH12QC-K3DNB2G/I CB432N02101
21 GWH12QC-K3DNB4G CB434002101 GWH12QC-K3DNB4G/I CB434N02100
22 GWH12QC-K3DNB4G CB434002104 GWH12QC-K3DNB4G/I CB434N02104
23 GWH12QC-K3DNB6G CB435000101 GWH12QC-K3DNB6G/I CB435N00100
24 GWH12QC-K3DNB8G CB438000402 GWH12QC-K3DNB8G/I CB438N00402
25 GWH12QC-K3DNC2G CB439000102 GWH12QC-K3DNC2G/I CB439N00102
26 GWH12QC-K3DNA2G CB426001301 GWH12QC-K3DNA2G/I CB426N01300
27 GWH12QC-K3DNC4G CB444001301 GWH12QC-K3DNC4G/I CB444N01300
28 GWH12QC-K3DNA1G CB419005402 GWH12QC-K3DNA1G/I CB419N05402
GWH12QC-K3DNA1G/O CB419W05400
YAC1FB1
29 GWH12QC-K3DNA1G CB419005400 GWH12QC-K3DNA1G/I CB419N05400
YAN1F1
30 GWH12QC-K3DNA5G CB425003602 GWH12QC-K3DNA5G/I CB425N03602
31 GWH12QC-K3DNA6G CB427005000 GWH12QC-K3DNA6G/I CB427N05000
32 GWH12QC-K3DNB2G CB432002100 GWH12QC-K3DNB2G/I CB432N02100
33 GWH12QC-K3DNB4G CB434002102 GWH12QC-K3DNB4G/I CB434N02102
34 GWH12QC-K3DNB6G CB435000100 GWH12QC-K3DNB6G/I CB435N00100
35 GWH12QC-K3DNB6G CB435000102 GWH12QC-K3DNB6G/I CB435N00102

4Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Parameter Unit Value
Model
1.GWH09QB-K3DNA1G 2.GWH09QB-K3DNA5G
3.GWH09QB-K3DNB2G 4.GWH09QB-K3DNB4G
5.GWH09QB-K3DNB6G 6.GWH09QB-K3DNB8G
7.GWH09QB-K3DNC2G 8.GWH09QB-K3DNC2G
9.GWH09QB-K3DNC4G
Product Code
1.CB419005501 2.CB425003501 3.CB432002201
4.CB434002301 5.CB435000401 6.CB438000601
7.CB439000401 8.CB439000403 9.CB444001201
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Outdoor
Cooling Capacity(Min~Max) W 2600(450~3230)
Heating Capacity(Min~Max) W 2800(450~4100)
Cooling Power Input(Min~Max) W 805(200~1420)
Heating Power Input(Min~Max) W 755(200~1550)
Cooling Current Input A 3.7
Heating Current Input A 3.4
Rated Input W 1550
Rated Current A 6.9
Air Flow Volume(SH/H/M//L/SL) m3/h 560/490/430/330/-
Dehumidifying Volume L/h 0.8
EER W/W 3.23
COP W/W 3.71
SEER W/W 6.1
SCOP W/W 4.0
Application Area m212-18
Indoor
Unit
Indoor Unit Model
1.GWH09QB-K3DNA1G/I 2.GWH09QB-K3DNA5G/I
3.GWH09QB-K3DNB2G/I 4.GWH09QB-K3DNB4G/I
5.GWH09QB-K3DNB6G/I 6.GWH09QB-K3DNB8G/I
7.GWH09QB-K3DNC2G/I 8.GWH09QB-K3DNC2G/I
9.GWH09QB-K3DNC4G/I
Indoor Unit Product Code
1.CB419N05501 2.CB425N03500 3.CB432N02200
4.CB434N02300 5.CB435N00400 6.CB438N00600
7.CB439N00400 8.CB439N00403 9.CB444N01200
Fan Type Cross-ow
Fan Diameter Length(DXL) mm Ф98X580
Cooling Speed(SH/H/M//L/SL) r/min 1300/1200/1050/800/-
Heating Speed(SH/H/M//L/SL) r/min 1300/1200/1050/900/-
Fan Motor Power Output W 20
Fan Motor RLA A 0.215
Fan Motor Capacitor μF 1
Evaporator Form Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф5
Evaporator Row-n Gap mm 2-1.4
Evaporator Coil Length (LXDXW) mm 584X22.8X266.7
Swing Motor Model MP24AA
Swing Motor Power Output W 1.5
Fuse Current A 3.15
Sound Pressure Level(SH/H/M//L/SL) dB (A) 39/36/32/26/-
Sound Power Level(SH/H/M//L/SL) dB (A) 55/52/44/38/-
Dimension (WXHXD) mm 790X275X200
Dimension of Carton Box (LXWXH) mm 863X268X352
Dimension of Package(LXWXH) mm 866X271X367
Net Weight kg 9
Gross Weight kg 11

5
Technical Information
Service Manual
The above data is subject to change without notice. Please refer to the nameplate of the unit.
Outdoor
Unit
Outdoor Unit Model GWH09QB-K3DNA1G/O
Outdoor Unit Product Code CB419W05501
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO.,LTD.
Compressor Model QXA-A086zC190
Compressor Oil RB68EP
Compressor Type Rotary
Compressor LRA. A 40
Compressor RLA A 3.1
Compressor Power Input W 850
Compressor Overload Protector 1NT11L-6233
Throttling Method Electron expansion valve
Set Temperature Range ºC 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43
Heating Operation Ambient Temperature
Range ºC -20~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7
Condenser Rows-n Gap mm 1-1.4
Condenser Coil Length (LXDXW) mm 710X19.05X508
Fan Motor Speed rpm 900
Fan Motor Power Output W 30
Fan Motor RLA A 0.36
Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 1600
Fan Type Axial-ow
Fan Diameter mm Φ400
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IP24
Permissible Excessive Operating
Pressure for the Discharge Side MPa 4.3
Permissible Excessive Operating
Pressure for the Suction Side MPa 2.5
Sound Pressure Level (H/M/L) dB (A) 52/-/-
Sound Power Level (H/M/L) dB (A) 61/-/-
Dimension(WXHXD) mm 776X540X320
Dimension of Carton Box (LXWXH) mm 848X360X580
Dimension of Package(LXWXH) mm 851X363X595
Net Weight kg 28
Gross Weight kg 31
Refrigerant R410A
Refrigerant Charge kg 0.7
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Φ6
Outer Diameter Gas Pipe mm Φ9.52
Max Distance Height m 10
Max Distance Length m 15
Note: The connection pipe applies metric diameter.

6Technical Information
Service Manual
Parameter Unit Value
Model
1.GWH09QB-K3DNA1G 2.GWH09QB-K3DNA2G
3.GWH09QB-K3DNA5G 4.GWH09QB-K3DNB4G
5.GWH09QB-K3DNB6G 6.GWH09QB-K3DNA6G
Product Code
1.CB419005500 CB419005502
2.CB426001200 3.CB425003502
4.CB434002302 5.CB435000403 CB435000400 6.CB427004900
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Outdoor
Cooling Capacity(Min~Max) W 2600(450~3230)
Heating Capacity(Min~Max) W 2800(450~4100)
Cooling Power Input(Min~Max) W 805(200~1420)
Heating Power Input(Min~Max) W 755(200~1550)
Cooling Current Input A 3.7
Heating Current Input A 3.4
Rated Input W 1550
Rated Current A 6.9
Air Flow Volume(SH/H/M//L/SL) m3/h 560/490/430/330/-
Dehumidifying Volume L/h 0.8
EER W/W 3.23
COP W/W 3.71
SEER W/W 6.1
SCOP W/W 4.0
Application Area m212-18
Indoor
Unit
Indoor Unit Model
1.GWH09QB-K3DNA1G/I 2.GWH09QB-K3DNA2G/I
3.GWH09QB-K3DNA5G/I 4.GWH09QB-K3DNB4G/I
5.GWH09QB-K3DNB6G/I 6.GWH09QB-K3DNA6G/I
Indoor Unit Product Code
1.CB419N05500 CB419N05502
2.CB426N01200 3.CB425N03502
4.CB434N02302 5.CB435N00403 CB435N00400 6.CB427N04900
Fan Type Cross-ow
Fan Diameter Length(DXL) mm Ф98X580
Cooling Speed(SH/H/M//L/SL) r/min 1300/1200/1050/800/-
Heating Speed(SH/H/M//L/SL) r/min 1300/1200/1050/900/-
Fan Motor Power Output W 20
Fan Motor RLA A 0.215
Fan Motor Capacitor μF 1
Evaporator Form Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф5
Evaporator Row-n Gap mm 2-1.4
Evaporator Coil Length (LXDXW) mm 584X22.8X266.7
Swing Motor Model MP24AA
Swing Motor Power Output W 1.5
Fuse Current A 3.15
Sound Pressure Level(SH/H/M//L/SL) dB (A) 39/36/32/26/-
Sound Power Level(SH/H/M//L/SL) dB (A) 55/52/44/38/-
Dimension (WXHXD) mm 790X275X200
Dimension of Carton Box (LXWXH) mm 863X268X352
Dimension of Package(LXWXH) mm 866X271X367
Net Weight kg 9
Gross Weight kg 11

7
Technical Information
Service Manual
The above data is subject to change without notice. Please refer to the nameplate of the unit.
Outdoor
Unit
Outdoor Unit Model GWH09QB-K3DNA1G/O
Outdoor Unit Product Code CB419W05500
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO.,LTD.
Compressor Model QXA-A086zC190
Compressor Oil RB68EP
Compressor Type Rotary
Compressor LRA. A 40
Compressor RLA A 3.1
Compressor Power Input W 850
Compressor Overload Protector 1NT11L-6233
Throttling Method Electron expansion valve
Set Temperature Range ºC 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43
Heating Operation Ambient Temperature
Range ºC -15~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7
Condenser Rows-n Gap mm 1-1.4
Condenser Coil Length (LXDXW) mm 710X19.05X508
Fan Motor Speed rpm 900
Fan Motor Power Output W 30
Fan Motor RLA A 0.36
Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 1600
Fan Type Axial-ow
Fan Diameter mm Φ400
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IP24
Permissible Excessive Operating
Pressure for the Discharge Side MPa 4.3
Permissible Excessive Operating
Pressure for the Suction Side MPa 2.5
Sound Pressure Level (H/M/L) dB (A) 52/-/-
Sound Power Level (H/M/L) dB (A) 61/-/-
Dimension(WXHXD) mm 776X540X320
Dimension of Carton Box (LXWXH) mm 848X360X580
Dimension of Package(LXWXH) mm 851X363X595
Net Weight kg 28
Gross Weight kg 31
Refrigerant R410A
Refrigerant Charge kg 0.7
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Φ6
Outer Diameter Gas Pipe mm Φ9.52
Max Distance Height m 10
Max Distance Length m 15
Note: The connection pipe applies metric diameter.

8Technical Information
Service Manual
Parameter Unit Value
Model
1.GWH12QC-K3DNA1G
2.GWH12QC-K3DNA5G
3.GWH12QC-K3DNB2G
4.GWH12QC-K3DNB4G
5.GWH12QC-K3DNB6G
6.GWH12QC-K3DNB8G
7.GWH12QC-K3DNC2G
8.GWH12QC-K3DNC4G
GWH12QC-K3DNA2G
Product Code
1.CB419005401 2.CB425003601
3.CB432002101
4.CB434002101;CB434002104
5.CB435000101 6.CB438000402
7.CB439000102 8.CB444001301
CB426001301
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity(Min~Max) W 3500(600~3960) 3500(600~3960)
Heating Capacity(Min~Max) W 3670(600~5130) 3670(600~5130)
Cooling Power Input(Min~Max) W 1084(200~1550) 1084(200~1550)
Heating Power Input(Min~Max) W 989(220~1650) 989(220~1650)
Cooling Current Input A 5.2 5.2
Heating Current Input A 5.0 5.0
Rated Input W 1650 1650
Rated Current A 7.3 7.3
Air Flow Volume(SH/H/M//L/SL) m3/h 660/540/460/330/- 660/540/460/330/-
Dehumidifying Volume L/h 1.4 1.4
EER W/W 3.23 3.23
COP W/W 3.71 3.71
SEER W/W 6.1 6.1
SCOP W/W 4.0 4.0
Application Area m216-24 16-24
Indoor
Unit
Indoor Unit Model
1.GWH12QC-K3DNA1G/I
2.GWH12QC-K3DNA5G/I
3.GWH12QC-K3DNB2G/I
4.GWH12QC-K3DNB4G/I
5.GWH12QC-K3DNB6G/I
6.GWH12QC-K3DNB8G/I
7.GWH12QC-K3DNC2G/I
8.GWH12QC-K3DNC4G/I
GWH12QC-K3DNA2G/I
Indoor Unit Product Code
1.CB419N05401 2.CB425N03600
3.CB432N02101
4.CB434N02100;CB434N02104
5.CB435N00100 6.CB438N00402
7.CB439N00102 8.CB444N01300
CB426N01300
Fan Type Cross-ow Cross-ow
Fan Diameter Length(DXL) mm Ф98X633.5 Ф98X633.5
Cooling Speed(SH/H/M//L/SL) r/min 1350/1200/1050/850/- 1350/1200/1050/850/-
Heating Speed(SH/H/M//L/SL) r/min 1300/1150/1000/900/- 1300/1150/1000/900/-
Fan Motor Power Output W 20 20
Fan Motor RLA A 0.31 0.31
Fan Motor Capacitor μF 1.5 1.5
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф5 Ф5
Evaporator Row-n Gap mm 2-1.4 2-1.4
Evaporator Coil Length (LXDXW) mm 635X22.8X306.3 635X22.8X306.3
Swing Motor Model MP24BA MP24BA
Swing Motor Power Output W 1.5 1.5
Fuse Current A 3.15 3.15
Sound Pressure Level(SH/H/M//L/SL) dB (A) 42/39/33/26/- 42/39/33/26/-
Sound Power Level(SH/H/M//L/SL) dB (A) 57/53/45/42/- 57/53/45/42/-
Dimension (WXHXD) mm 845X289X209 845X289X209
Dimension of Carton Box (LXWXH) mm 918X278X364 918X278X364
Dimension of Package(LXWXH) mm 921X281X379 921X281X379
Net Weight kg 10 10
Gross Weight kg 12 12.5

9
Technical Information
Service Manual
The above data is subject to change without notice. Please refer to the nameplate of the unit.
Outdoor
Unit
Outdoor Unit Model GWH12QC-K3DNA1G/O
Outdoor Unit Product Code CB419W05401
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO.,LTD.
Compressor Model QXA-A086zC190
Compressor Oil RB68EP
Compressor Type Rotary
Compressor LRA. A 40
Compressor RLA A 3.1
Compressor Power Input W 850
Compressor Overload Protector 1NT11L-6233
Throttling Method Electron expansion valve
Set Temperature Range ºC 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43
Heating Operation Ambient Temperature
Range ºC -20~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7
Condenser Rows-n Gap mm 2-1.4
Condenser Coil Length (LXDXW) mm 710X38.1X506
Fan Motor Speed rpm 900
Fan Motor Power Output W 30
Fan Motor RLA A 0.36
Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 1600
Fan Type Axial-ow
Fan Diameter mm Φ400
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IP24
Permissible Excessive Operating
Pressure for the Discharge Side MPa 4.3
Permissible Excessive Operating
Pressure for the Suction Side MPa 2.5
Sound Pressure Level (H/M/L) dB (A) 53/-/-
Sound Power Level (H/M/L) dB (A) 62/-/-
Dimension(WXHXD) mm 776X540X320
Dimension of Carton Box (LXWXH) mm 848X360X580
Dimension of Package(LXWXH) mm 851X363X595
Net Weight kg 29
Gross Weight kg 32
Refrigerant R410A
Refrigerant Charge kg 0.85
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Ф6
Outer Diameter Gas Pipe mm Ф9.52
Max Distance Height m 10
Max Distance Length m 20
Note: The connection pipe applies metric diameter.

10 Technical Information
Service Manual
Parameter Unit Value
Model
1.GWH12QC-K3DNA1G 2.GWH12QC-K3DNA5G
2.GWH12QC-K3DNB2G 4.GWH12QC-K3DNB4G
3.GWH12QC-K3DNB6G 6.GWH12QC-K3DNA6G
Product Code
1.CB419005400 CB419005402
2.CB425003602 3.CB432002100 4.CB434002102
5.CB435000100 CB435000102 6.CB427005000
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Outdoor
Cooling Capacity(Min~Max) W 3500(600~3960)
Heating Capacity(Min~Max) W 3670(600~5130)
Cooling Power Input(Min~Max) W 1084(200~1550)
Heating Power Input(Min~Max) W 989(220~1650)
Cooling Current Input A 5.2
Heating Current Input A 5.0
Rated Input W 1650
Rated Current A 7.3
Air Flow Volume(SH/H/M//L/SL) m3/h 660/540/460/330/-
Dehumidifying Volume L/h 1.4
EER W/W 3.23
COP W/W 3.71
SEER W/W 6.1
SCOP W/W 4.0
Application Area m216-24
Indoor
Unit
Indoor Unit Model
1.GWH12QC-K3DNA1G/I 2.GWH12QC-K3DNA5G/I
3.GWH12QC-K3DNB2G/I 4.GWH12QC-K3DNB4G/I
5.GWH12QC-K3DNB6G/I 6.GWH12QC-K3DNA6G/I
Indoor Unit Product Code
1.CB419N05400 CB419N05402
2.CB425N03602 3.CB432N02100 4.CB434N02102
5.CB435N00100 CB435N00102 6.CB427N05000
Fan Type Cross-ow
Fan Diameter Length(DXL) mm Ф98X633.5
Cooling Speed(SH/H/M//L/SL) r/min 1350/1200/1050/850/-
Heating Speed(SH/H/M//L/SL) r/min 1300/1150/1000/900/-
Fan Motor Power Output W 20
Fan Motor RLA A 0.31
Fan Motor Capacitor μF 1.5
Evaporator Form Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф5
Evaporator Row-n Gap mm 2-1.4
Evaporator Coil Length (LXDXW) mm 635X22.8X306.3
Swing Motor Model MP24BA
Swing Motor Power Output W 1.5
Fuse Current A 3.15
Sound Pressure Level(SH/H/M//L/SL) dB (A) 42/39/33/26/-
Sound Power Level(SH/H/M//L/SL) dB (A) 57/53/45/42/-
Dimension (WXHXD) mm 845X289X209
Dimension of Carton Box (LXWXH) mm 918X278X364
Dimension of Package(LXWXH) mm 921X281X379
Net Weight kg 10
Gross Weight kg 12

11
Technical Information
Service Manual
The above data is subject to change without notice. Please refer to the nameplate of the unit.
Outdoor
Unit
Outdoor Unit Model GWH12QC-K3DNA1G/O
Outdoor Unit Product Code CB419W05400
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO.,LTD.
Compressor Model QXA-A086zC190
Compressor Oil RB68EP
Compressor Type Rotary
Compressor LRA. A 40
Compressor RLA A 3.1
Compressor Power Input W 850
Compressor Overload Protector 1NT11L-6233
Throttling Method Electron expansion valve
Set Temperature Range ºC 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43
Heating Operation Ambient Temperature
Range ºC -15~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7
Condenser Rows-n Gap mm 2-1.4
Condenser Coil Length (LXDXW) mm 710X38.1X506
Fan Motor Speed rpm 900
Fan Motor Power Output W 30
Fan Motor RLA A 0.36
Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 1600
Fan Type Axial-ow
Fan Diameter mm Φ400
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IP24
Permissible Excessive Operating
Pressure for the Discharge Side MPa 4.3
Permissible Excessive Operating
Pressure for the Suction Side MPa 2.5
Sound Pressure Level (H/M/L) dB (A) 53/-/-
Sound Power Level (H/M/L) dB (A) 62/-/-
Dimension(WXHXD) mm 776X540X320
Dimension of Carton Box (LXWXH) mm 848X360X580
Dimension of Package(LXWXH) mm 851X363X595
Net Weight kg 29
Gross Weight kg 32
Refrigerant R410A
Refrigerant Charge kg 0.85
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Ф6
Outer Diameter Gas Pipe mm Ф9.52
Max Distance Height m 10
Max Distance Length m 20
Note: The connection pipe applies metric diameter.

12 Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
Compressor Speed(rps) Compressor Speed(rps)
Cooling
Heating
Current(A)
Current(A)
50
60
70
80
90
100
110
120
130
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46
Capacity ratio(%)
Outdoor temp. (°C)
Capacity ratio(%)
gnitaeHgnilooC
gnitaeHgnilooC
-20-15 -10-50
51
0
110
120
130
100
90
80
70
60
50
40
Outdoor temp.(°C)
0
1
2
3
4
5
6
7
8
9
10
020406080100 120
WB19
°C
0
1
2
3
4
5
6
7
8
020406080 100 120
50
60
70
80
90
100
110
120
130
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46
Capacity ratio(%)
Outdoor temp. (°C)
Capacity ratio(
%)
–15 –10 –5
110
100
90
80
70
60
50
40
05
71
0
Conditions
Indoor:DB20°C
Indoor air flow:Super High
Pipe length:5m
Outdoor temp.(°C)
Condition
Indoor:DB27°C WB19°C
Indoor air flow:
High
Pipe length:5m
Condition
Indoor:DB27°C WB19°C
Indoor air flow:
High
Pipe length:5m
Condition
Indoor:DB20°C
Indoor air flow:
High
Pipe length:5m
Condition
Indoor:DB 27°C
Indoor air flow: Super High
Pipe length:5m
Voltage:230V
Condition
Indoor:DB 20°C
Indoor air flow: Super High
Pipe length:5m
Voltage:230V
Heating operation ambient temperature range is -20ºC~24ºC
Heating operation ambient temperature range is -15ºC~24ºC

13
Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
Rated cooling
condition(°C)
(DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
frequency
(Hz)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 09K 0.9 to 1.1 12 to 14 75 to 37 Super High High 52
12K 72
Rated heating
condition(°C)
(DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
frequency
(Hz)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/- 7/6 09K 2.2 to 2.4 70 to 35 2 to 4 Super High High 65
12K 77
Instruction:
T1: Inlet and outlet pipe temperature of evaporator
T2: Inlet and outlet pipe temperature of condenser
P: Pressure at the side of big valve
Connection pipe length: 5m.
Cooling:
Heating:
2.5 Noise Curve
Indoor side noise when blowing Outdoor side noise when blowing
Indoor fan motor rotating speed Compressor frequency(Hz)
Noise/dB(A)
50
60
30
40
20
Low Middle High Super High
12K
09K
40
42
44
46
48
50
52
54
56
20 4030 50 60 70 80
90
Noise dB(A)
09&12K Cooling
09&12K Heating

14 Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
Model W H D
09K 790 275 200
12K 845 289 209
W
12K
09K
D
H
90
150
54
168.5 462 159.5
Φ55 Φ55
54
123.5542 179.5
83.2
124.7
35
Φ55 Φ55
35

15
Technical Information
Service Manual
3.2 Outdoor Unit
712
776
257
320
540
286
510
Unit:mm

16 Technical Information
Service Manual
Indoor unit Outdoor unit
COOLING
HEATING
4-Way valve
Discharge
Suction
Heat
exchanger
(evaporator) Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Strainer Electron
expansion
valve
Strainer
Capillary
Accumlator
Compressor
4. Refrigerant System Diagram
Connection pipe specication:
Liquid pipe:1/4" (6mm)
Gas pipe:3/8" (9.52mm)

17
Technical Information
Service Manual
5. Electrical Part
5.1 Wiring Diagram
● Indoor Unit
● Instruction
Symbol Symbol Color Symbol Symbol Color Symbol Name
WH White GN Green CAP Jumper cap
YE Yellow BN Brown COMP Compressor
RD Red BU Blue Grounding wire
YEGN Yellow/Green BK Black / /
VT Violet OG Orange / /
Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model.
GWH09QB-K3DNA1G/I(CB419N05501) GWH09QB-K3DNA2G/I(CB426N01200) GWH09QB-K3DNA5G/I(CB425N03502)
GWH09QB-K3DNB2G/I(CB432N02200) GWH09QB-K3DNB4G/I(CB434N02300) GWH09QB-K3DNB6G/I(CB435N00400)
GWH09QB-K3DNB8G/I(CB438N00600) GWH09QB-K3DNC2G/I(CB439N00400) GWH12QC-K3DNA1G/I(CB419N05401)
GWH12QC-K3DNA2G/I(CB426N01300) GWH12QC-K3DNA5G/I(CB425N03602) GWH12QC-K3DNB2G/I(CB432N02101)
GWH12QC-K3DNB4G/I(CB434N02100;CB434N02104) GWH12QC-K3DNB6G/I(CB435N00100)
GWH12QC-K3DNB8G/I(CB438N00402) GWH12QC-K3DNC2G/I(CB439N00102)
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