Gree GWH07AFA-K3NNA1A User manual

Service Manual
Models:
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
GWH07AFA-K3NNA1A
GWH09AFA-K3NNA1A
GWH09AFB-K3NNA1A
GWH12AFB-K3NNA1A
GWH12AFC-K3NNA1A
GWH18AFC-K3NNA1A
GWH24AFD-K3NNA1A
(Refrigerant R410A)

Service Manual
Table of Contents
Part Ⅰ: Technical Information.......................................................................1
1. Summary......................................................................................................................1
2. Specications..........................................................................................................3
2.1 Specication Sheet...........................................................................................................3
2.2 Capacity Curve in Different Outdoor Temperature .........................................................11
2.3 Cooling and Heating Data Sheet in Rated Frequency ................................................... 11
3. Outline Dimension Diagram......................................................................12
3.1 Indoor Unit......................................................................................................................12
3.2 Outdoor Unit ...................................................................................................................13
4. Refrigerant System Diagram....................................................................17
5. Electrical Part.........................................................................................................18
5.1 Wiring Diagram...............................................................................................................18
5.2 PCB Printed Diagram .....................................................................................................23
6. Function and Control......................................................................................25
6.1 Remote Controller Introduction ......................................................................................25
6.2 Brief Description of Modes and Functions......................................................................28
Part Ⅱ: Installation and Maintenance .................................................33
7. Notes for Installation and Maintenance..........................................33
8. Installation................................................................................................................36
8.1 Installation Dimension Diagram......................................................................................36
8.2 Installation Parts-Checking ............................................................................................38
8.3 Selection of Installation Location....................................................................................38
8.4 Requirements for electric connection .............................................................................38
8.5 Installation of Indoor Unit................................................................................................38
8.6 Installation of Outdoor unit .............................................................................................41
8.7 Vacuum Pumping and Leak Detection ...........................................................................42
8.8 Check after Installation and Test operation ....................................................................42
9. Maintenance............................................................................................................43
9.1 Error code.......................................................................................................................43
9.2 Procedure of Troubleshooting ........................................................................................45
9.3 Maintenance method for normal malfunction .................................................................54
Table of Contents

Service Manual
10. Exploded View and Parts List ..............................................................56
10.1 Indoor Unit....................................................................................................................56
10.2 Outdoor Unit .................................................................................................................62
11. Removal Procedure.......................................................................................76
11.1 Removal Procedure of Indoor Unit ...............................................................................76
11.2 Removal Procedure of Outdoor Unit ............................................................................81
Appendix:......................................................................................................................105
Appendix 1: Reference Sheet of Celsius and Fahrenheit ..................................................105
Appendix 2: Conguration of Connection Pipe...................................................................105
Appendix 2: Pipe Expanding Method .................................................................................106
Appendix 4: List of Resistance for Temperature Sensor ....................................................107
Table of Contents

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
GWH07AFA-K3NNA1A/I
GWH09AFA-K3NNA1A/I
GWH09AFB-K3NNA1A/I
GWH12AFB-K3NNA1A/I
GWH12AFC-K3NNA1A/I
GWH18AFC-K3NNA1A/I
GWH24AFD-K3NNA1A/I
Part Ⅰ: Technical Information
Outdoor Unit:
GWH07ACA-K3NNA5A/O
GWH09ACB-K3NNA5A/O
GWH12AAB-K3NNA2A/O GWH18AAC-K3NNA1A/O
GWH12QC-K3NNA1A/O

2Technical Information
Service Manual
Models List:
No. Model Product Code Model Product Code Model Product Code Remote
Controller
1GWH07AFA-K3NNA1A CA348000400 GWH07AFA-K3NNA1A/I CA348N00400 GWH07ACA-K3NNA5A/O CA341W00100
YAW1F
2 CA348000401 CA348N00401
3 GWH09AFB-K3NNA1A CA348000300 GWH09AFB-K3NNA1A/I CA348N00300 GWH09ACB-K3NNA5A/O CA341W00200
4 GWH09AFA-K3NNA1A CA348000800 GWH09AFA-K3NNA1A/I CA348N00800 GWH09AAA-K3NNA1A/O CA115W14400
5 GWH12AFB-K3NNA1A CA348000600 GWH12AFB-K3NNA1A/I CA348N00600 GWH12AAB-K3NNA2A/O CA115W14100
6 GWH12AFC-K3NNA1A CA348000101 GWH12AFC-K3NNA1A/I CA348N00100 GWH12QC-K3NNA1A/O CA419W00101
7 GWH18AFC-K3NNA1A CA348000700 GWH18AFC-K3NNA1A/I CA348N00700 GWH18AAC-K3NNA1A/O CA115W14200
8GWH24AFD-K3NNA1A CA348000502 GWH24AFD-K3NNA1A/I CA348N00502 GWH24AAD-K3NNA1A/O CA115W14300
9 CA348000501 CA348N00500 CA115W14301
Remote Controller:
YAW1F
GWH09AAA-K3NNA1A/O GWH24AAD-K3NNA1A/O(CA115W14300)
GWH24AAD-K3NNA1A/O(CA115W14301)

3
Technical Information
Service Manual
Model GWH07AFA-K3NNA1A GWH09AFB-K3NNA1A
Product Code CA348000400/CA348000401 CA348000300
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Indoor Indoor
Cooling Capacity W 2250 2638
Heating Capacity W 2350 2755
Cooling Power Input W 700 821
Heating Power Input W 651 763
Cooling Power Current A 3.5 4.0
Heating Power Current A 3.2 3.5
Rated Input W 1050 1150
Rated Current A 5.5 5.6
Air Flow Volume(SH/H/M/L/SL) m3/h 470/420/370/250/- 570/500/430/300/-
Dehumidifying Volume L/h 0.6 0.8
EER W/W 3.21 3.21
COP W/W 3.61 3.61
SEER W/W / /
HSPF W/W / /
Application Area m210-16 12-18
Indoor Unit
Model of Indoor Unit GWH07AFA-K3NNA1A/I GWH09AFB-K3NNA1A/I
Product Code of Indoor Unit CA348N00400/CA348N00401 CA348N00300
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ93X505 Φ93X505
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1300/1200/1100/850/- 1300/1200/1100/850/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1200/1100/1000/900/- 1250/1150/1050/900/-
Output of Fan Motor W 10 20
Fan Motor RLA A 0.15 0.215
Fan Motor Capacitor μF 1 1
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94 Φ7.94
Row-n Gap mm 1-1.2 1-1.2
Coil Length (LXDXW) mm 508X19.05X254 583X19.05X264
Swing Motor Model MP24AN MP24AN
Output of Swing Motor W 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 40/38/35/26/- 40/37/35/27/-
Sound Power Level (SH/H/M/L/SL) dB (A) 50/48/45/36/- 50/47/45/37/-
Dimension (WXHXD) mm 744X256X185 819X256X185
Dimension of Carton Box (LXWXH) mm 788X314X249 863X314X249
Dimension of Package (LXWXH) mm 793X330X260 868X330X260
Net Weight kg 8 8.5
Gross Weight kg 9.5 10
2. Specications
2.1 Specication Sheet

4Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWH07ACA-K3NNA5A/O GWH09ACB-K3NNA5A/O
Product Code of Outdoor Unit CA341W00100 CA341W00200
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXA-A081A130A QXA-B102C130
Compressor Oil RB68EP/FVC68D/FV50S RB68EP/FV50S
Compressor Type Rotary Rotary
L.R.A. A 15 17
Compressor RLA A 3.25 4
Compressor Power Input W 680 865
Overload Protector UP3-MC0（L）UP3-00
Throttling Method Capillary Capillary
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC 18~43 18~43
Ambient Temp (Heating) oC -7~24 -7~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94 Φ7.94
Rows-n Gap mm 1-1.4 1-1.4
Coil Length (LXDXW) mm 658.3X19.05X396 655X19.05X396
Fan Motor Speed rpm 320 320
Output of Fan Motor W 20 20
Fan Motor RLA A 0.25 0.25
Fan Motor Capacitor μF 1.5 1.5
Air Flow Volume of Outdoor Unit m3/h 1200 1200
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ320 Φ320
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
Permissible Excessive Operating Pressure for
the Discharge Side MPa 4.3 4.3
Permissible Excessive Operating Pressure for
the Suction Side MPa 2.5 2.5
Sound Pressure Level (H/M/L) dB (A) 49/-/- 48/-/-
Sound Power Level (H/M/L) dB (A) 59/-/- 58/-/-
Dimension (WXHXD) mm 720X428X310 720X428X310
Dimension of Carton Box (LXWXH) mm 765X350X475 765X350X475
Dimension of Package (LXWXH) mm 768X353X490 768X353X490
Net Weight kg 22 25.5
Gross Weight kg 24 27.5
Refrigerant R410A R410A
Refrigerant Charge kg 0.55 0.63
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 20 15
Outer Diameter Liquid Pipe mm Φ6 Φ6
Outer Diameter Gas Pipe mm Φ9.52 Φ9.52
Max Distance Height m 10 10
Max Distance Length m 15 15
Note: The connection pipe applies metric diameter.

5
Technical Information
Service Manual
Model GWH12AFB-K3NNA1A GWH18AFC-K3NNA1A
Product Code CA348000600 CA348000700
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Indoor Indoor
Cooling Capacity W 3250 4800
Heating Capacity W 3400 5000
Cooling Power Input W 1012 1495
Heating Power Input W 941 1500
Cooling Power Current A 4.32 6.81
Heating Power Current A 4.40 6.72
Rated Input W 1230 2150
Rated Current A 6.3 10.96
Air Flow Volume(SH/H/M/L/SL) m3/h 550/500/430/330/- 650/560/480/350/-
Dehumidifying Volume L/h 1.2 1.8
EER W/W 3.21 3.21
COP W/W 3.61 3.61
SEER W/W / /
HSPF W/W / /
Application Area m215-22 21-31
Indoor Unit
Model of Indoor Unit GWH12AFB-K3NNA1A/I GWH18AFC-K3NNA1A/I
Product Code of Indoor Unit CA348N00600 CA348N00700
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ93X580 Φ98X633
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1350/1200/1100/850/- 1350/1200/1050/950/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1350/1200/1100/900/- 1300/1150/1000/900/-
Output of Fan Motor W 20 20
Fan Motor RLA A 0.215 0.31
Fan Motor Capacitor μF 1 1.5
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94 Φ7
Row-n Gap mm 1-1.2 2-1.4
Coil Length (LXDXW) mm 583X19.05X264 715X25.4X304.8
Swing Motor Model MP24AN MP24HF
Output of Swing Motor W 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 42/39/36/33/- 42/38/34/31/-
Sound Power Level (SH/H/M/L/SL) dB (A) 52/49/46/43/- 52/48/44/41/-
Dimension (WXHXD) mm 819X256X185 889X294X212
Dimension of Carton Box (LXWXH) mm 863X314X249 935X349X273
Dimension of Package (LXWXH) mm 868X330X260 940X365X284
Net Weight kg 8.5 11
Gross Weight kg 10 13

6Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWH12AAB-K3NNA2A/O GWH18AAC-K3NNA1A/O
Product Code of Outdoor Unit CA115W14100 CA115W14200
Compressor Manufacturer/Trademark ZHUHAI LANDA
COMPRESSOR CO., LTD
ZHUHAI LANDA
COMPRESSOR CO., LTD
Compressor Model QXA-B120C150A QXA-D19F030
Compressor Oil RB68EP ATMOS-RB68EP or equivalent
Compressor Type Rotary Rotary
L.R.A. A 26 38.00
Compressor RLA A 4.4 7.10
Compressor Power Input W 970 1540
Overload Protector INTERNAL (UP3-02) UP3-A6
Throttling Method Capillary Capillary
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC 18~43 18~48
Ambient Temp (Heating) oC -7~24 -7~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94 Φ7.94
Rows-n Gap mm 1-1.4 2-1.4
Coil Length (LXDXW) mm 697X19.05X506 735X38.1X508
Fan Motor Speed rpm 850 850
Output of Fan Motor W 35 35
Fan Motor RLA A 0.33 0.33
Fan Motor Capacitor μF 2.5 2.5
Air Flow Volume of Outdoor Unit m3/h 1600 1800
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ394 Φ394.5
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
Permissible Excessive Operating Pressure for
the Discharge Side MPa 4.3 4.3
Permissible Excessive Operating Pressure for
the Suction Side MPa 2.5 2.5
Sound Pressure Level (H/M/L) dB (A) 52/-/- 56/-/-
Sound Power Level (H/M/L) dB (A) 62/-/- 66/-/-
Dimension (WXHXD) mm 782X540X320 848X540X320
Dimension of Carton Box (LXWXH) mm 820X355X580 878X360X580
Dimension of Package (LXWXH) mm 823X358X595 881X363X595
Net Weight kg 30 39
Gross Weight kg 32.5 41.5
Refrigerant R410A R410A
Refrigerant Charge kg 0.72 1.26
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 15 15
Outer Diameter Liquid Pipe mm Φ6 Φ6
Outer Diameter Gas Pipe mm Φ12 Φ12
Max Distance Height m 10 10
Max Distance Length m 15 25
Note: The connection pipe applies metric diameter.

7
Technical Information
Service Manual
Model GWH12AFC-K3NNA1A GWH09AFA-K3NNA1A
Product Code CA348000101 CA348000800
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Indoor Indoor
Cooling Capacity W 3550 2550
Heating Capacity W 3700 2650
Cooling Power Input W 1106 794
Heating Power Input W 1025 734
Cooling Power Current A 4.9 3.7
Heating Power Current A 4.56 3.3
Rated Input W 1500 1120
Rated Current A 7.8 6.2
Air Flow Volume(SH/H/M/L/SL) m3/h 630/540/460/330/- 470/420/370/250/-
Dehumidifying Volume L/h 1.4 0.8
EER W/W 3.21 3.21
COP W/W 3.61 3.61
SEER W/W / /
HSPF W/W / /
Application Area m216-24 12-18
Indoor Unit
Model of Indoor Unit GWH12AFC-K3NNA1A/I GWH09AFA-K3NNA1A/I
Product Code of Indoor Unit CA348N00100 CA348N00800
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ98X633.5 Φ93X505
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1350/1200/1050/850/- 1300/1200/1100/850/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1300/1150/1000/900/- 1200/1100/1000/900/-
Output of Fan Motor W 20 10
Fan Motor RLA A 0.31 0.15
Fan Motor Capacitor μF 1.5 1
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ5 Φ7.94
Row-n Gap mm 2-1.4 1-1.2
Coil Length (LXDXW) mm 635X22.8X306.3 508X19.05X254
Swing Motor Model MP24HF MP24AN
Output of Swing Motor W 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 41/38/33/29/- 40/38/35/26/-
Sound Power Level (SH/H/M/L/SL) dB (A) 51/47/43/39/- 50/48/45/36/-
Dimension (WXHXD) mm 889X294X211 744X256X185
Dimension of Carton Box (LXWXH) mm 943X349X278 788X314X249
Dimension of Package (LXWXH) mm 948X365X289 793X330X260
Net Weight kg 11 8.0
Gross Weight kg 13 9.5

8Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWH12QC-K3NNA1A/O GWH09AAA-K3NNA1A/O
Product Code of Outdoor Unit CA419W00101 CA115W14400
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO., LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXA-C133B030gA QXA-M094T130
Compressor Oil RB68EP/FVC 68D RB68EP or equivalent
Compressor Type Rotary Rotary
L.R.A. A 25 18
Compressor RLA A 5.17 3.6
Compressor Power Input W 1120 772.7
Overload Protector Internal UP3-MC1
Throttling Method Capillary Capillary
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC 18~43 18~43
Ambient Temp (Heating) oC -7~24 -7~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94 Φ7.94
Rows-n Gap mm 1-1.4 1-1.4
Coil Length (LXDXW) mm 757X19.05X506 658.3X19.05X396
Fan Motor Speed rpm 850 320
Output of Fan Motor W 30 20
Fan Motor RLA A 0.45 0.25
Fan Motor Capacitor μF 2 1.5
Air Flow Volume of Outdoor Unit m3/h 1800 1200
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ400 Φ320
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
Permissible Excessive Operating Pressure for
the Discharge Side MPa 4.3 4.3
Permissible Excessive Operating Pressure for
the Suction Side MPa 2.5 2.5
Sound Pressure Level (H/M/L) dB (A) 52/-/- 49/-/-
Sound Power Level (H/M/L) dB (A) 62/-/- 59/-/-
Dimension (WXHXD) mm 848X540X320 720X428X310
Dimension of Carton Box (LXWXH) mm 878X360X580 765X350X475
Dimension of Package (LXWXH) mm 881X363X595 768X353X490
Net Weight kg 33 24.5
Gross Weight kg 35.5 26.5
Refrigerant R410A R410A
Refrigerant Charge kg 0.8 0.56
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 20 20
Outer Diameter Liquid Pipe mm Φ6 Φ6
Outer Diameter Gas Pipe mm Φ12 Φ9.52
Max Distance Height m 10 10
Max Distance Length m 20 15
Note: The connection pipe applies metric diameter.

9
Technical Information
Service Manual
Model GWH24AFD-K3NNA1A GWH24AFD-K3NNA1A
Product Code CA348000502 CA348000501
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Indoor Indoor
Cooling Capacity W 6150 6150
Heating Capacity W 6700 6700
Cooling Power Input W 1915 1915
Heating Power Input W 1856 1856
Cooling Power Current A 8.49 8.49
Heating Power Current A 8.23 8.23
Rated Input W 2700 2700
Rated Current A 13.88 13.88
Air Flow Volume(SH/H/M/L/SL) m3/h 900/800/700/600/- 900/800/700/600/-
Dehumidifying Volume L/h 1.8 1.8
EER W/W 3.21 3.21
COP W/W 3.61 3.61
SEER W/W / /
HSPF W/W / /
Application Area m223-34 23-34
Indoor Unit
Model of Indoor Unit GWH24AFD-K3NNA1A/I GWH24AFD-K3NNA1A/I
Product Code of Indoor Unit CA348N00502 CA348N00500
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ106X706 Φ106X706
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1350/1200/1050/900/- 1350/1200/1050/900/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1350/1200/1100/900/- 1350/1200/1100/900/-
Output of Fan Motor W 35 35
Fan Motor RLA A 0.35 0.35
Fan Motor Capacitor μF 2.5 2.5
Input of Heater W / /
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 715X25.4X304.8 715X25.4X304.8
Swing Motor Model MP35CP MP35CP
Output of Swing Motor W 2.5 2.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 49/45/41/37/- 49/45/41/37/-
Sound Power Level (SH/H/M/L/SL) dB (A) 59/55/51/47/- 59/55/51/47/-
Dimension (WXHXD) mm 1017X304X221 1017X304X221
Dimension of Carton Box (LXWXH) mm 1077X375X300 1077X375X300
Dimension of Package (LXWXH) mm 1080X378X315 1080X378X315
Net Weight kg 14 14
Gross Weight kg 17 17

10 Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWH24AAD-K3NNA1A/O GWH24AAD-K3NNA1A/O
Product Code of Outdoor Unit CA115W14300 CA115W14301
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXA-F232F050 QXA-F232F050
Compressor Oil RB68EP RB68EP
Compressor Type Rotary Rotary
L.R.A. A 40 40
Compressor RLA A 8.4 8.4
Compressor Power Input W 1930 1930
Overload Protector UP3-27 UP3-27
Throttling Method Capillary Capillary
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC 18~48 18~48
Ambient Temp (Heating) oC -7~24 -7~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7 Φ7
Rows-n Gap mm 1-1.4 1-1.4
Coil Length (LXDXW) mm 613X38.1X660 613X38.1X660
Fan Motor Speed rpm 780 780
Output of Fan Motor W 68 68
Fan Motor RLA A 0.75 0.75
Fan Motor Capacitor μF 2.5 2.5
Air Flow Volume of Outdoor Unit m3/h 2800 2800
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ460 Φ460
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
Permissible Excessive Operating
Pressure for the Discharge Side MPa 4.3 4.3
Permissible Excessive Operating
Pressure for the Suction Side MPa 2.5 2.5
Sound Pressure Level (H/M/L) dB (A) 56/-/- 56/-/-
Sound Power Level (H/M/L) dB (A) 66/-/- 66/-/-
Dimension (WXHXD) mm 931X680X378 931X680X378
Dimension of Carton Box (LXWXH) mm 994X428X725 994X428X725
Dimension of Package (LXWXH) mm 997X431X740 997X431X740
Net Weight kg 50 50
Gross Weight kg 54 54
Refrigerant R410A R410A
Refrigerant Charge kg 1.45 1.45
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 15 15
Outer Diameter Liquid Pipe mm Φ6 Φ6
Outer Diameter Gas Pipe mm Φ12 Φ12
Max Distance Height m 10 10
Max Distance Length m 25 25
Note: The connection pipe applies metric diameter.

11
Technical Information
Service Manual
2.2 Capacity Curve in Different Outdoor Temperature
2.3 Cooling and Heating Data Sheet in Rated Frequency
Heating
Rated heatling 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
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/- 7/6
07/09K 3.5~3.8 in:75~85
out:37~43
in:1~3
out:2~5 Super High High
12/18/24K 2.8~3.2 in:55~65
out:25~32
in:1~3
out:2~5
40
50
60
70
80
90
100
110
32 33 34 35 36 37 38 39 40 41 42 43 44 45
Outdoor temp.( ) Outdoor temp.( )
)
%
(
oitaryticapa
C
)%(oitaryticapaC
Condition
Indoor:DB27
°C WB19 °C
°C °C
Indoor air flow: Super High
Pipe length:5m
157-7 -5 02
24
0
20
40
60
80
100
120
-10510
Condition Heating
Indoor:DB20
°C
Indoor air flow: Super High
Pipe length:5m
Cooling Heating
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
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24
07/09K 0.85~1.0 in:8~11
out:11~14
in:75~85
out:37~43 Super High High
12/18/24K 0.9~1.1 in:10~14
out:11~14
in:69~74
out:38~45
Cooling
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.

12 Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
Models W H D W1 W2 W3
AFA 744 256 185 116 462 166
AFB 819 256 185 154 462 203
AFC 889 294 211 201 542 146
AFD 1017 304 221 127.5 685 204.5
75
35
Φ55
W3W2
W1
Φ55
35
75
W
D
H

13
Technical Information
Service Manual
3.2 Outdoor Unit
848
763
510
540
320
268
Unit:mm
GWH12QC-K3NNA1A/O
720
255
824
440
660310
682
Unit:mm
GWH07ACA-K3NNA5A/O
GWH09ACB-K3NNA5A/O

14 Technical Information
Service Manual
GWH12AAB-K3NNA2A/O
Unit:mm
712
782
510
320
257
286
540
848
763
510
540
320
268
Unit:mm
GWH18AAC-K3NNA1A/O

15
Technical Information
Service Manual
286
255
428
660 310
440
720
Unit:mm
GWH09AAA-K3NNA1A/O
Unit:mm
931 378
847
680
549
843
300
GWH24AAD-K3NNA1A/O(CA115W14300)

16 Technical Information
Service Manual
GWH24AAD-K3NNA1A/O(CA115W14301)
Unit:mm
931 378
847
680
549
843
300

17
Technical Information
Service Manual
4. Refrigerant System Diagram
Cooling and heating model
Connection pipe specication:
Liquid pipe:1/4" (6mm)
Gas pipe:3/8" (9.52mm) 09K
Gas pipe:1/2" (12mm)12/18/24K
Indoor unit Outdoor unit
Indoor unit Outdoor unit
COOLING
HEATING
Accumlator
4-Way valve
COOLING
Discharge
Suction
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(evaporator) Heat
exchanger
(condenser)
Heat
exchanger
(condenser)
Valve
Valve
Valve
Valve
Liquid pipe
side
Gas pipe
side
Liquid pipe
side
Gas pipe
side
Compressor
Accumlator
Compressor
Strainer
Strainer
Capillary
StrainerCapillary