Gree GWH09AAB-K6DNA1A User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models: GWH09AAB-K6DNA1A
GWH12AAB-K6DNA1A
(Refrigerant R32)

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 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 Outdoor Unit .....................................................................................................................7
4. Refrigerant System Diagram......................................................................8
5. Electrical Part...........................................................................................................9
5.1 Wiring Diagram.................................................................................................................9
5.2 PCB Printed Diagram .....................................................................................................11
6. Function and Control......................................................................................13
6.1 Remote Controller Introduction .....................................................................................13
6.2 Brief Description of Modes and Functions......................................................................17
Part Ⅱ: Installation and Maintenance .................................................23
7. Notes for Installation and Maintenance..........................................23
8. Installation................................................................................................................26
8.1 Installation Dimension Diagram......................................................................................26
8.2 Installation Parts-Checking ............................................................................................28
8.3 Selection of Installation Location....................................................................................28
8.4 Requirements for electric connection .............................................................................28
8.5 Installation of Indoor Unit................................................................................................28
8.6 Installation of Outdoor unit .............................................................................................31
8.7 Vacuum Pumping and Leak Detection ..........................................................................32
8.8 Check after Installation and Test operation ....................................................................32
Table of Contents

Service Manual
9. Maintenance............................................................................................................33
9.1 Error Code List ...............................................................................................................33
9.2 Procedure of Troubleshooting ........................................................................................41
9.3 Maintenance method for normal malfunction .................................................................56
10. Exploded View and Parts List ..............................................................58
10.1 Indoor Unit....................................................................................................................58
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:........................................................................................................................77
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................77
Appendix 2: Conguration of Connection Pipe.....................................................................77
Appendix 3: Pipe Expanding Method ...................................................................................78
Appendix 4: List of Resistance for Temperature Sensor ......................................................79
Table of Contents

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
GWH09AAB-K6DNA1A/I
GWH12AAB-K6DNA1A/I
Part Ⅰ: Technical Information
Outdoor Unit:
GWH12AAB-K6DNA3A/O(LC)
GWH09AAB-K6DNA3A/O(LC)
Remote Controller:
YAW1F

2Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model GWH09AAB-K6DNA1A GWH12AAB-K6DNA1A
Product Code CB476000900 CB476000301
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 2500 3200
Heating Capacity W 2800 3400
Cooling Power Input W 781 997
Heating Power Input W 777 941
Cooling Power Current A 3.99 4.5
Heating Power Current A 3.74 4.4
Rated Input W 1500 1500
Rated Current A 6.9 7.2
Air Flow Volume(SH/H/M/L/SL) m3/h 550/500/430/300/- 550/480/410/290/-
Dehumidifying Volume L/h 0.8 1.4
EER W/W 3.20 3.21
COP W/W 3.60 3.61
SEER W/W 6.1 6.1
HSPF W/W / /
Application Area m212-18 16-24
Indoor Unit
Model of Indoor Unit GWH09AAB-K6DNA1A/I GWH12AAB-K6DNA1A/I
Product Code of Indoor Unit CB476N00900 CB476N00301
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Ф93X580 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 1250/1150/1050/900/- 1350/1200/1100/900/-
Output of Fan Motor W 20 20
Fan Motor RLA A 0.22 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 Φ5Φ5
Row-n Gap mm 2-1.4 2-1.4
Coil Length (LXDXW) mm 584X22.8X266.7 584X22.8X266.7
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) 40/37/35/28/- 42/37/34/28/-
Sound Power Level (SH/H/M/L/SL) dB (A) 55/49/47/40/- 55/49/46/40/-
Dimension (WXHXD) mm 773X250X185 773X250X185
Dimension of Carton Box (LXWXH) mm 817X306X244 817X306X244
Dimension of Package (LXWXH) mm 822X322X255 822X322X255
Net Weight kg 8.5 8.5
Gross Weight kg 9.5 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 GWH09AAB-K6DNA3A/O GWH12AAB-K6DNA3A/O (LC)
Product Code of Outdoor Unit CB478W00200 CB478W00100
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO., LTD
Compressor Model QXF-B096zE190A QXF-B096zE190A
Compressor Oil FW68DA FW68DA
Compressor Type Rotary Rotary
L.R.A. A 20 20
Compressor RLA A 4.21 4.21
Compressor Power Input W 943 943
Overload Protector 1NT11L-6233 HPC115/95U1
KSD115℃
1NT11L-6233 HPC115/95U1
KSD115℃
Throttling Method Capillary Capillary
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC -15~43 -15~43
Ambient Temp (Heating) oC -15~24 -15~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7 Φ7.94
Rows-n Gap mm 1-1.4 1-1.4
Coil Length (LXDXW) mm 710X19.05X508 731X19.05X550
Fan Motor Speed rpm 900 900
Output of Fan Motor W 30 30
Fan Motor RLA A 0.36 0.36
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 1600 2200
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ400 Φ438
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/-/- 52/-/-
Sound Power Level (H/M/L) dB (A) 60/-/- 62/-/-
Dimension (WXHXD) mm 782X540X320 842X596X320
Dimension of Carton Box (LXWXH) mm 820X355X580 878X360X630
Dimension of Package (LXWXH) mm 823X358X595 881X363X645
Net Weight kg 29 31
Gross Weight kg 31.5 34
Refrigerant R32 R32
Refrigerant Charge kg 0.6 0.65
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 Φ9.52 Φ9.52
Max Distance Height m 10 10
Max Distance Length m 15 20
Note: The connection pipe applies metric diameter.

4Technical 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 -10-50 510
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 -15ºC~24ºC
01020304050607090010 20 30 40 50 60 70 80 90 100 120110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
220V
230V
240V
220V
230V
240V
01020304050607090010 20 30 40 50 60 70 80 90 100
120
110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
220V
230V
240V
220V
230V
240V
Conditions
Indoor: DB27°C/WB19°C
Outdoor: DB35°C/WB24°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB27°C/WB19°C
Outdoor: DB35°C/WB24°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
Cooling Heating

5
Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
2.5 Noise Curve
Indoor side noise when blowing
Indoor fan motor rotating speed
Noise/dB(A)
50
60
30
40
20
Low Middle High Super High
Outdoor side noise when blowing
Compressor frequency(Hz)
40
42
44
46
48
50
52
54
56
20 03045060708
09
0
Noise dB(A)
09&12K Cooling
09&12K Heating
Cooling:
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
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 09/12K 0.8 ~ 1.1 12 to 15 65 to 38 TURBO High 49
11 to 14 64 to 37 60
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: 5 m.
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
Compressor
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/- 7/6 09/12K 2.8 ~ 3.2 35 to 63 2 to 5 TURBO High 59
35 to 65 2 to 5 67

6Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
Models W H D W1 W2 W3
09/12K 773 250 185 131 462 180
D
H
W
75
35
Φ55
W3W2
W1
Φ55
35
75

7
Technical Information
Service Manual
3.2 Outdoor Unit
257
780
596
842
286
540
320
Unit:mm
09K
12K
Unit:mm
320 782
510
712257
286
540