Gree GWH12AAB-K3NNA1A User manual

Service Manual
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
Models: GWH07AAA-K3NNA1A
GWH07AAA-K3NNA2A
GWH07AAA-K3NNA3A
GWH07AAA-K3NNA4A
GWH09AAB-K3NNA3A
GWH09AAB-K3NNA4A
GWH09AAB-K3NNA1A
GWH09AAB-K3NNA2A
GWH09AAA-K3NNA2A
GWH09AAA-K3NNA1A
GWH09AAA-K3NNA3A
GWH12AAB-K3NNA2A
GWH12AAB-K3NNA1A
GWH12AAB-K3NNA3A
GWH09AAB-K3NNA5A
GWH07AAA-K3NNA5A
GWH09AAA-K3NNA4A
GWH12AAB-K3NNA4A
GWH12AAB-K3NNA5A
(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....................................................................14
5. Electrical Part.........................................................................................................15
5.1 Wiring Diagram...............................................................................................................15
5.2 PCB Printed Diagram .....................................................................................................18
6. Function and Control......................................................................................19
6.1 Remote Controller Introduction of YAW1F ....................................................................19
6.2 Remote Controller Introduction of YAW1F1 ..................................................................23
6.3 Brief Description of Modes and Functions......................................................................26
Part Ⅱ: Installation and Maintenance .................................................31
7. Notes for Installation and Maintenance..........................................31
8. Installation................................................................................................................34
8.1 Installation Dimension Diagram......................................................................................34
8.2 Installation Parts-Checking ............................................................................................36
8.3 Selection of Installation Location....................................................................................36
8.4 Requirements for electric connection .............................................................................36
8.5 Installation of Indoor Unit................................................................................................36
8.6 Installation of Outdoor unit .............................................................................................39
8.7 Vacuum Pumping and Leak Detection ...........................................................................40
8.8 Check after Installation and Test operation ....................................................................40
Table of Contents

Service Manual
9. Maintenance............................................................................................................41
9.1 Error code.......................................................................................................................41
9.2 Procedure of Troubleshooting ........................................................................................43
9.3 Maintenance method for normal malfunction .................................................................48
10. Exploded View and Parts List ..............................................................50
10.1 Indoor Unit....................................................................................................................50
10.2 Outdoor Unit .................................................................................................................60
11. Removal Procedure.......................................................................................64
11.1 Removal Procedure of Indoor Unit ...............................................................................64
11.2 Removal Procedure of Outdoor Unit ............................................................................69
Appendix:........................................................................................................................78
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................78
Appendix 2: Conguration of Connection Pipe.....................................................................78
Appendix 2: Pipe Expanding Method ...................................................................................79
Appendix 4: List of Resistance for Temperature Sensor ......................................................80
Table of Contents

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
GWH07AAA-K3NNA1A/I GWH09AAA-K3NNA1A/I
GWH09AAB-K3NNA1A/I
GWH09AAB-K3NNA5A/I
GWH07AAA-K3NNA5A/I
GWH12AAB-K3NNA5A/I
GWH07AAA-K3NNA3A/I GWH09AAB-K3NNA3A/I
GWH09AAA-K3NNA3A/I GWH12AAB-K3NNA3A/I
GWH07AAA-K3NNA2A/I GWH09AAB-K3NNA2A/I
GWH12AAB-K3NNA2A/I GWH09AAA-K3NNA2A/I
GWH07AAA-K3NNA4A/I GWH09AAA-K3NNA4A/I
GWH09AAB-K3NNA4A/I GWH12AAB-K3NNA4A/I
Part Ⅰ: Technical Information
Outdoor Unit:
GWH07AAA-K3NNA1A/O GWH09AAB-K3NNA1A/O
GWH09AAA-K3NNA1A/O
GWH12AAB-K3NNA2A/O
Remote Controller: YAW1F YAW1F1

2Technical Information
Service Manual
Model List:
NO Model Product code Indoor model Indoor product
code Outdoor model Outdoor product code
Remote
control
1GWH07AAA-K3NNA1A CA115013600 GWH07AAA-K3NNA1A/I CA115N13600
GWH07AAA-K3NNA1A/O CA115W13600
YAW1F
2 CA115013601 GWH07AAA-K3NNA1A/I CA115N13601 YAW1F
3GWH07AAA-K3NNA2A CA115014000 GWH07AAA-K3NNA2A/I CA115N14000 YAW1F
4 CA115014001 GWH07AAA-K3NNA2A/I CA115N14001 YAW1F
5GWH07AAA-K3NNA3A CA478000301 GWH07AAA-K3NNA3A/I CA478N00301 YAW1F
6 CA478000300 GWH07AAA-K3NNA3A/I CA478N00300 YAW1F1
7 GWH07AAA-K3NNA4A CA479000200 GWH07AAA-K3NNA4A/I CA479N00200 YAW1F1
8 GWH07AAA-K3NNA5A CA488000100 GWH07AAA-K3NNA5A/I CA488N00100 YAW1F1
9 GWH09AAB-K3NNA1A CA115013700 GWH09AAB-K3NNA1A/I CA115N13700
GWH09AAB-K3NNA1A/O CA115W13700
YAW1F
10 GWH09AAB-K3NNA2A CA115013900 GWH09AAB-K3NNA2A/I CA115N13900 YAW1F
11 GWH09AAB-K3NNA3A CA478000500 GWH09AAB-K3NNA3A/I CA478N00500 YAW1F1
12 GWH09AAB-K3NNA4A CA479001600 GWH09AAB-K3NNA4A/I CA479N01600 YAW1F1
13 GWH09AAB-K3NNA5A CA488000200 GWH09AAB-K3NNA5A/I CA488N00200 YAW1F1
14 GWH09AAA-K3NNA2A CA115016500 GWH09AAA-K3NNA2A/I CA115N16500
GWH09AAA-K3NNA1A/O CA115W14400 YAW1F
15 CA115016501 GWH09AAA-K3NNA2A/I CA115N16501
16 GWH09AAA-K3NNA1A CA115014400 GWH09AAA-K3NNA1A/I CA115N14400
17 CA115014401 GWH09AAA-K3NNA1A/I CA115N14401
18 GWH09AAA-K3NNA3A CA478000700 GWH09AAA-K3NNA3A/I CA478N00700
19 GWH09AAA-K3NNA4A CA479002200 GWH09AAA-K3NNA4A/I CA479N02200
20 GWH12AAB-K3NNA2A CA115014100 GWH12AAB-K3NNA2A/I CA115N14100
GWH12AAB-K3NNA2A/O CA115W14100 YAW1F
21 CA115014101 GWH12AAB-K3NNA2A/I CA115N14101
22 GWH12AAB-K3NNA1A CA476003000 GWH12AAB-K3NNA1A/I CA476N03000
23 CA476003001 GWH12AAB-K3NNA1A/I CA476N03001
24 GWH12AAB-K3NNA3A CA478000600 GWH12AAB-K3NNA3A/I CA478N00600
25 GWH12AAB-K3NNA4A CA479002300 GWH12AAB-K3NNA4A/I CA479N02300
26 GWH12AAB-K3NNA5A CA488001900 GWH12AAB-K3NNA5A/I CA488N01900
27 CA488001901 GWH12AAB-K3NNA5A/I CA488N01901

3
Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model
1.GWH09AAA-K3NNA2A
2.GWH09AAA-K3NNA1A
3.GWH09AAA-K3NNA3A
1.GWH12AAB-K3NNA2A 2.GWH12AAB-K3NNA1A
3.GWH12AAB-K3NNA3A 4.GWH12AAB-K3NNA4A
5.GWH12AAB-K3NNA5A
Product Code
1.CA115016500/
CA115016501
2.CA115014400/
CA115014401
3.CA478000700
1.CA115014100/CA115014101
2.CA476003000/CA476003001
3.CA478000600 4.CA479002300
5.CA488001900/CA488001901
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 2550 3250
Heating Capacity W 2650 3400
Cooling Power Input W 794 1012
Heating Power Input W 734 941
Cooling Power Current A 3.7 4.32
Heating Power Current A 3.3 4.40
Rated Input W 1120 1230
Rated Current A 6.2 6.3
Air Flow Volume(SH/H/M/L/SL) m3/h 470/420/370/250/- 550/500/430/330/-
Dehumidifying Volume L/h 0.8 1.2
EER W/W 3.21 3.21
COP W/W 3.61 3.61
SEER W/W / /
HSPF W/W / /
Application Area m212-18 15-22
Indoor Unit
Model of Indoor Unit
1.GWH09AAA-K3NNA2A/I
2.GWH09AAA-K3NNA1A/I
3.GWH09AAA-K3NNA3A/I
1.GWH12AAB-K3NNA2A/I 2.GWH12AAB-K3NNA1A/I
3.GWH12AAB-K3NNA3A/I 4.GWH12AAB-K3NNA4A/I
5.GWH12AAB-K3NNA5A/I
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ92X505 Φ93X580
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1300/1200/1100/850/- 1350/1200/1100/850/-
Fan Motor Heating Speed(SH/H/M/L/
SL) r/min 1200/1100/1000/900/- 1350/1200/1100/900/-
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/- 42/39/36/33/-
Sound Power Level (SH/H/M/L/SL) dB
(A) 50/48/45/36/- 52/49/46/43/-
Dimension (WXHXD) mm 698X250X185 773X250X185
Dimension of Carton Box (LXWXH) mm 742X306X244 817X306X244
Dimension of Package (LXWXH) mm 747X322X255 822X322X255
Net Weight kg 7.5 8.5
Gross Weight kg 8.5 9.5

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 GWH09AAA-K3NNA1A/O GWH12AAB-K3NNA2A/O
Product Code of Outdoor Unit CA115W14400 CA115W14100
Compressor Manufacturer/Trademark ZHUHAI LANDA
COMPRESSOR CO.,LTD
ZHUHAI LANDA
COMPRESSOR CO., LTD
Compressor Model QXA-M094T130 QXA-B120C150A
Compressor Oil RB68EP or equivalent RB68EP
Compressor Type Rotary Rotary
L.R.A. A 18 26
Compressor RLA A 3.6 4.4
Compressor Power Input W 772.7 970
Overload Protector UP3-MC1 INTERNAL (UP3-02)
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 697X19.05X506
Fan Motor Speed rpm 320 850
Output of Fan Motor W 20 35
Fan Motor RLA A 0.25 0.33
Fan Motor Capacitor μF 1.5 2.5
Air Flow Volume of Outdoor Unit m3/h 1200 1600
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ320 Φ394
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/-/- 52/-/-
Sound Power Level (H/M/L) dB (A) 59/-/- 62/-/-
Dimension (WXHXD) mm 720X428X310 782X540X320
Dimension of Carton Box (LXWXH) mm 765X350X475 820X355X580
Dimension of Package (LXWXH) mm 768X353X490 823X358X595
Net Weight kg 24.5 30
Gross Weight kg 26.5 32.5
Refrigerant R410A R410A
Refrigerant Charge kg 0.56 0.72
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 20 15
Outer Diameter Liquid Pipe mm Φ6Φ6
Outer Diameter Gas Pipe mm Φ9.52 Φ12
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
1.GWH07AAA-K3NNA1A
2.GWH07AAA-K3NNA2A
3.GWH07AAA-K3NNA3A
4.GWH07AAA-K3NNA4A
1.GWH09AAB-K3NNA1A
2.GWH09AAB-K3NNA2A
3.GWH09AAB-K3NNA3A
4.GWH09AAB-K3NNA4A
Product Code
1.CA115013600/CA115013601
2.CA115014000/CA115014001
3.CA478000301/CA478000300
4.CA479000200
1.CA115013700
2.CA115013900
3.CA478000500
4.CA479001600
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 2200 2638
Heating Capacity W 2300 2755
Cooling Power Input W 685 821
Heating Power Input W 637 763
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
1.GWH07AAA-K3NNA1A/I
2.GWH07AAA-K3NNA2A/I
3.GWH07AAA-K3NNA3A/I
4.GWH07AAA-K3NNA4A/I
1.GWH09AAB-K3NNA1A/I
2.GWH09AAB-K3NNA2A/I
3.GWH09AAB-K3NNA3A/I
4.GWH09AAB-K3NNA4A/I
Product Code of Indoor Unit
1.CA115N13600/CA115N13601
2.CA115N14000/CA115N14001
3.CA478N00301/CA478N00300
4.CA479N00200
1.CA115N13700
2.CA115N13900
3.CA478N00500
4.CA479N01600
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ92X505 Φ93X580
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 0.22
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) 40/38/35/27/- 40/37/35/27/-
Sound Power Level (SH/H/M/L/SL) dB (A) 50/48/45/37/- 50/47/45/37/-
Dimension (WXHXD) mm 698X250X185 773X250X185
Dimension of Carton Box (LXWXH) mm 742X306X244 817X306X244
Dimension of Package (LXWXH) mm 747X322X255 822X322X255
Net Weight kg 7.5 8.5
Gross Weight kg 8.5 9.5

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 GWH07AAA-K3NNA1A/O GWH09AAB-K3NNA1A/O
Product Code of Outdoor Unit CA115W13600 CA115W13700
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.

7
Technical Information
Service Manual
Model GWH09AAA-K3NNA4A GWH09AAB-K3NNA5A
Product Code CA479002200 CA488000200
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 2550 2638
Heating Capacity W 2650 2755
Cooling Power Input W 794 821
Heating Power Input W 734 763
Cooling Power Current A 3.7 4.0
Heating Power Current A 3.3 3.5
Rated Input W 1120 1150
Rated Current A 6.2 5.6
Air Flow Volume(SH/H/M/L/SL) m3/h 470/420/370/250/- 570/500/430/300/-
Dehumidifying Volume L/h 0.8 0.8
EER W/W 3.21 3.21
COP W/W 3.61 3.61
SEER W/W / /
HSPF W/W / /
Application Area m212-18 12-18
Indoor Unit
Model of Indoor Unit GWH09AAA-K3NNA4A/I GWH09AAB-K3NNA5A/I
Product Code of Indoor Unit CA479N02200 CA488N00200
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ92X505 Φ93X580
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 0.22
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 698X250X185 773X250X185
Dimension of Carton Box (LXWXH) mm 742X306X244 817X306X244
Dimension of Package (LXWXH) mm 747X322X255 822X322X255
Net Weight kg 7.5 8.5
Gross Weight kg 8.5 9.5