Gree GWH07AAA-K3NNA1A User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models: GWH07AAA-K3NNA1A
GWH07AAA-K3NNA2A
GWH09AAA-K3NNA2A
GWH09AAA-K3NNA1A
GWH09AAB-K3NNA1A
GWH09AAB-K3NNA2A
GWH12AAB-K3NNA2A
(Refrigerant R410A)

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 Capacity Curve in Different Outdoor Temperature ............................................................. 8
2.3 Cooling and Heating Data Sheet in Rated Frequency ....................................................... 8
3. Outline Dimension Diagram.......................................................................... 9
3.1 Indoor Unit.......................................................................................................................... 9
3.2 Outdoor Unit ..................................................................................................................... 10
4. Refrigerant System Diagram.......................................................................11
5. Electrical Part........................................................................................................... 12
5.1 Wiring Diagram................................................................................................................. 12
5.2 PCB Printed Diagram ....................................................................................................... 15
6. Function and Control........................................................................................ 16
6.1 Remote Controller Introduction ....................................................................................... 16
6.2 Brief Description of Modes and Functions........................................................................ 20
Part Ⅱ: Installation and Maintenance ................................................... 25
7. Notes for Installation and Maintenance............................................ 25
8. Installation.................................................................................................................. 27
8.1 Installation Dimension Diagram........................................................................................ 27
8.2 Installation Parts-Checking .............................................................................................. 29
8.3 Selection of Installation Location...................................................................................... 29
8.4 Electric Connection Requirement..................................................................................... 29
8.5 Installation of Indoor Unit.................................................................................................. 29
8.6 Installation of Outdoor unit ............................................................................................... 32
8.7 Vacuum Pumping and Leak Detection ............................................................................. 33
8.8 Check after Installation and Test operation ...................................................................... 33
9. Maintenance.............................................................................................................. 34
9.1 Error code......................................................................................................................... 34
9.2 Procedure of Troubleshooting .......................................................................................... 36
9.3 Maintenance method for normal malfunction ................................................................... 41
Table of Contents

Service Manual
10. Exploded View and Parts List ................................................................... 43
10.1 Indoor Unit.........................................................................................................................43
10.2 Outdoor Unit ......................................................................................................................47
11. Removal Procedure............................................................................................ 51
11.1 Removal Procedure of Indoor Unit ....................................................................................51
11.2 Removal Procedure of Outdoor Unit .................................................................................56
Appendix:.............................................................................................................................65
Appendix 1: Reference Sheet of Celsius and Fahrenheit .........................................................65
Appendix 2: Conguration of Connection Pipe.......................................................................... 65
Appendix 2: Pipe Expanding Method ........................................................................................66
Appendix 4: List of Resistance for Temperature Sensor ...........................................................67
Table of Contents

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

2Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model GWH07AAA-K3NNA1A
GWH07AAA-K3NNA2A
GWH09AAB-K3NNA1A
GWH09AAB-K3NNA2A
Product Code CA115013600
CA115014000
CA115013700
CA115013900
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 GWH07AAA-K3NNA1A/I
GWH07AAA-K3NNA2A/I
GWH09AAB-K3NNA1A/I
GWH09AAB-K3NNA2A/I
Product Code of Indoor Unit CA115N13600
CA115N14000
CA115N13700
CA115N13900
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

3
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 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.

4Technical Information
Service Manual
Model GWH09AAA-K3NNA2A
GWH09AAA-K3NNA1A GWH12AAB-K3NNA2A
Product Code CA115016500
CA115014400 CA115014100
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 GWH09AAA-K3NNA2A/I
GWH09AAA-K3NNA1A/I GWH12AAB-K3NNA2A/I
Product Code of Indoor Unit CA115N16500
CA115N14400 CA115N14100
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 MP24BA 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

5
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 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 776X540X320
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.

6Technical 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 All model 3.5~3.8 in:75~85
out:37~43
in:1~3
out:2~5 Super High High
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 All model 0.85~1.0 in:8~11
out:11~14
in:75~85
out:37~43 Super High High
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.

7
Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
Models W H D W1 W2 W3
07/09K(AAA) 698 250 185 93 462 143
09/12K(AAB) 773 250 185 131 462 180
D
H
W
75
35
Φ55
W3W2
W1
Φ55
35
75